in
CUMN
Ι
Ν
E5
Τ
'
F
R
U
C
-
Γ
10
Ν
υ
1
Α
Ν
υΑ
L
s~
c
°ε
P-0
.-ti
(
ρ
!
μ
9
.-
Ρ
4
ε
ε
ι
-
ι
3-
ί
ί
Serial
Nu
mber
ι
2
F3
Te
k
t
r
onix, Inc
.
0
Ρ
.
Ο
.
Box
500
"
B
eaverton,
Oregon
97005
"
Ph on
e
644-0161
"
Cables
:
Te
k
tronix
070-0986-00
570
WARRANTY
All
Tektronix instruments are
warranted
against
defective
materials
and
workman
s
h
p
for
one
year
.
Any
questions
with
respect
to
the
war-
ranty
men6
ο
ne
d
above
should
be
taken
up
with
your
Tektronix
Field
Engineer
.
Tektronix
repair
and
replacement-
part
ser
ν
ice
i
s
geared
directly
t
ο
f
h
e
field,
there-
fore
α
!!
requests
for
repairs
and
replace-
ment
parts
should
be
directed
to
the
Tek-
tronix
Field
Office
or
representative
in
your
area
.
This
procedure
will
assure
you
the
fastest
possible
sor
ν
ico
.
Ρ
!e
ase
inc!
υ
cl
e
the
instrument
Type
and
Serial
or
Model
Num-
ber
with
all
requests
for
parts
or
service
.
Specifications
and
price
change
privi-
leges
reserved
.
C
σ
pyrigh
t ,
'P)
1970
6
by
Tektronix,
Inc
.,
Bo
σν
er
t
υ
n,
Oregon
.
Printed
in
th
e
Uni
t
ed
States
of
America
.
All
rights
reserved
.
Contents
of
this
publication
may
not
be
reproduced
in
any
form
without
permission
of
the
copyright
owner
.
S
ECTION
1
SPECIFICATION
TA
BLE
O
F
CO
NT
EN
TS
General Information
1-1
Instrument
F
eatures
1-1
E
lectrical
Characteristics
1-1
M
echanical
Characteristics
1-4
S
ECTION
2
OPERATING
INSTRUCTIONS
General
Information
2-1
Installing
the
7T11
2-1
ΤΙΜΕ
/DIV
Rea
d
out
2-2
Controls and
Connectors
2-3
F
irst-Time
O
p
eration
2-4
Setup
Information
2-5
A
d
justing
SWEEPCAL
2-5
Observing
α
F
astrise
P
ulse
2-6
Triggering
Consid
erations
2-7
Trigger
R
ate
2-8
SWEEP
RANGE
Control
2-8
ΤΙΜΕ
/DIV
Settings
2-9
TIME
POSITION
Control
2-9
SCAN
Control
2-10
T
RIG
LEVEL
and
STABILITY
Controls
2-10
Trigger
P
ushbutton
Switches
2-11
PULSE
O
UT
Connector
2-11
U
se
of
R
eal
Time
M
od
e
2-11
U
sing
the
7M11
Delay
L
ine
2-11
SECTION
3
CIRCUIT
DESCRIPTION
T
HEORY
OF
O
PERATION
P
age
R
eal-Time
Sam
p
ling
Theory
3-1
General
3-1
Staircase
R
am
p
3-2
Lead
Time
3-3
Sam
p
les/Division
3-3
Summary
3-3
Add
itional
R
eal-Time
Circuits
3-4
Controls
Affecting
Timing
and
Delay
3-5
Im
p
ortant
W
aveforms
3-6
Se
q
uential
Sam
p
ling
Theory
3-9
Ad
d
itional
Circuits
R
e
q
uire
d
3-9
Constructing
The
Dis
p
lay
3-11
W
aveform
R
elationshi
p
s
3-11
F
actors
Affecting
Dot
Density
3-13
B
lanking
Circuits
3-14
U
navoi
d
able
Delay
3-15
TA
BLEO
F
CO
NT
EN
TS
(co
n
t)
R
and
om
Sam
p
ling
T
h
eory
3-16
Intro
d
uction
3-16
R
an
d
om
B
loc
k
Diagram
3-16
R
and
om
O
p
eration
3-18
W
aveform
R
elations
h
i
p
s
3-18
CIR
C
UIT
A
N
A
L
YSIS
R
elations
h
i
p
to
V
ertical
U
nit
3-20
Triggering
Circuits
3-22
Internal
Triggering
3-22
E
xternal
Triggering
3-23
Trigger
Slo
p
e
Am
p
lifier
3-24
Trigger
(
Χ
10)
Am
p
lifier
3-24
Sc
h
mitt
Trigger
3-24
HF
SY
N
C
3-26
Arming
and
Outp
ut
Tunnel
Dio
d
es
3-26
Out
p
ut
Tunnel
Diode
Circuits
3-28
R
eal
an
d
E
q
uivalent-Time
L
ogic
3-29
Start
M
ultivibrator
3-29
ΤΤΗ
Circuit
3-30
H
orizontal
Am
p
lifier
3-33
R
eal-Time
M
ultivibrator
3-34
H
orizontal
M
emory
3-35
Out
put
Am
p
lifiers
3-35
H
ol
d
-off
M
ultivibrator
(H
O
MV)
3-35
Slewing
R
am
p
3-39
Strobe
Drivers
3-41
Slow
R
am
p
Generator
3-41
Slow
R
am
p
Inverter
and
Time
P
osition
Am
p
3-43
Dot
P
osition
M
emory
3-44
R
atemeter
3-45
R
atemeter
Start
Correction
Circuits
3-47
Timing
Switc
h
es
3-47
R
ea
d
out
L
ogic
3-48
S
E
CTIO
N
4
M
AI
N
T
EN
A
N
C
E
P
reventive
M
aintenance
4-1
Troubles
h
ooting
4-1
Transistor
and IC
P
in
Arrangement
4-3
7T11
Troubles
h
ooting
P
rocedure
4-5
Sol
d
ering
Tec
h
ni
q
ues
4-7
Com
p
onent
R
e
p
lacement
4-7
Circuit
Board
s
4-8
P
in
Soc
k
ets
and
Connectors
4-8
Tunnel Dio
de
C
R
28
4-8
Switc
h
Rep
lacement
4-9
Instrument
R
ep
ac
k
aging
4-11
Circuit
B
oard
Connections
and
Com
p
onent
L
ocations
4-12
to
4-18
TA
BLE
O
F
CO
N
T
EN
TS
(co
n
t)
S
E
CTIO
N
5
PERF
O
RM
A
NCEC
HE
CK
/CA
L
I
BR
ATIO
N
Introduction
5-1
Test
Eq
ui
p
ment
R
e
q
uire
d
5-1
Sh
ort
F
orm
P
roce
d
ure
5-2
Calibration
an
d
P
erformance
C
h
eck
5-4
A
d
j
ust
+10
V
olts
5-7
C
h
ec
k
Manual
Scan
and
Ad
j
ust
Swee
p
Cal
and
P
osition
5-7
Timing
Accuracy
5-7
Time
P
osition
R
ange
5-9
A
d
j
ust
Timing
5-9
A
d
j
ust
R
and
om
Timing
5-11
A
d
j
ust
Trig
L
evel
5-12
A
d
j
ust
Stability
5-12
A
d
j
ust
E
xternal Trigger
Zero
5-13
A
d
j
ust
Ν
F
Sync
5-13
A
d
j
ust
Out
p
ut
B
ias
5-14
C
heck
Triggering
5-15
C
heck
Dis
p
lay
J
itter
5-16
C
heck P
ulse
Out
into
50
St
5-19
C
heck
Trigger
K
ic
k
out
5-19
Trigger
H
oldoff
5-20
Strobe
K
ic
kback
into
Trigger
5-20
M
inimum
Trigger
R
ate
in
R
and
om
5-21
R
ep
etition
Scan
R
ate
5-21
Swee
p
OutR
ange
5-21
E
xternal
In
p
ut
5-21
S
E
CTIO
N
6
ELE
CT
R
ICA
L P
A
R
TS
L
IST
Abbreviations and
Symbols
P
arts
Or
d
ering
Information
In
d
ex
of
E
lectrical
P
arts
L
ist
E
lectrical
P
arts
L
ist
SECTION
7
DIAG
R
AM
S
AN
D
ME
CH
A
N
ICA
L P
A
RTS
I
LLU
ST
R
ATIO
N
S
Diagrams
M
ech
anical
P
arts
Illustrations
Accessories
R
e
pac
k
aging
Instructions
S
E
CTIO
N
8
ME
C
H
A
NICA
L P
A
R
TS
L
IST
CH
A
N
G
E
I
N
F
O
RM
ATIO
N
M
ech
anical
P
arts
L
ist
Information
In
dex of
M
ech
anical
P
arts
Illustrations
M
ec
h
anical
P
arts
L
ist
Abbreviations and
symbols
use
d
in t
h
is
manual
are
based
on
or
ta
ken d
irectly
from IEEE
Stand
ar
d
260
"Stan
d
ar
d
Symbols
for
U
nits",
MIL-STD-12B
and
ot
h er
stan
d
ar
d
s
of
t
h
e
electronics
in
d
ustry
.
C
h
ange
information,
if
any,
is
locate
d
at t
h
e
rear of
t
h
is
manual
.
Fig
.
1-1
.
M1
Sampling
Sweep
Unit
.
S
E
CTIO
N
1
SPECIFICATION
Ch
ange
information,
if
any,
affecting
t
h
is
sectio
n
will
be
fo
u
nd
at
t
h
e
rear
of
t
h
e
manual
.
General
Information
free
of
trigger
j
itter
or
double
triggering,
even
at
low
trigger
T
he
7T11
Sam
p
ling
un
it is
designe
d
for
use
in
Te
k
tro
n
ix
re
p
etitio
n
rates
or
w
h
en
using
α
sq
uare
wave
as
t
he
i
n
put
7000-series
oscillosco
p
es
.
Several
p
lug-in
combinations,
trigger
signal
.
Α
recovery
time con
trol
is
not
n
eeded
.
i
n
clu
d
i
n
g α
7T1
1,
are
sh
ow
n
in
F
ig
.
1-2
.
Α
7511
must
be
in
t
h
e
compartment
to
t
he
left
of,
and
ad
j
acent
to,
t
he
com-
pa
r
tment
in
w
h
ic
h
t
he 7
Τ
11
is
operate
d
.
T
h
erefore,
two
Selecting
ΕΧΤ
HFSY
NC
p
ermits
using
fr
eq
uencies
of
1
GH
z
to
ap
pr
oximately 12
GH
z
as
t
h
e
trigger
i
np
ut
source
.
7T1
11's
are
not used
in
t
he
same
mainframe
.
W
it
h
HFSY
N
C
selecte
d
,
the
signal
connecte
d
to
t
he
T
R
IG
I
NPU
T
connector
is
route
d
to
α b
uilt-in
synch
ronizer,
thus
In
F
ig
.
1-2
Α
t
h
e 7
Τ
11
is
s
h
ow
n
in
t
he "
Α
"
H
orizontal
p
ermitting
Χ
band
signals
to be viewe
d
.
com
p
artme
n
t
of
t
he
oscillosco
pe
.
T
he
V
ertical
M
od
e and
H
orizo
n
tal
M
ode
p
us
h
button
s,
provi
d
ing
useful
presenta-
Excelle
nt
swee
p
li
n
earity
is
p
rovided
w
hen
using
t
he
tions,
are
d
esignate
d
for
p
lug-in
configurations
Α
,
Β
,
and
C
.
7
Τ
11
.
The
timi
ng
circuitry
in
t
h
e
7
Τ
11
uses
α
time
F
or
t
he
configuratio
n
of
F
ig
.
1-2
Α
,
fo
u
r
combinations
are
meas
u
reme
n
t
rat
h
er
t
han α
time
p
rogramming
p
rocess
for
s
h
own
.
P
lug-in
arra
n
gements
ot
h
er
t
h
an
t
h
ose
sh
own
i
n F
ig
.
horizontal
sam
p
le
positio
n
ing
on
all
e
q
uivalent-time
swee
p
1-2 are
p
ossible
.
r
anges
.
Duri
ng both
ran
d
om
and
Seq
uential
op
eration
t
he
h
o
r
izo
n
tal
p
ositio
n
of
t
he
d
ot
on
t
h
e
screen
is
d
etermine
d
_
An
alte
r
nate
to
t
h
e
con
figuration
s
h
own
in
F
ig
.
11-213
is
by
measuring
the time
interval b
etween
strobe
and
trigger
.
wit
h
t
h
e
"LEF
T"
or "
Β"
or both
of
t
h
ese
mainframe
com-
This
met
hod
results
in
improve
d
timing
linea
r
ity
and
α
empty
.
T
h
e
7
Μ
11
may
be
use
d
in
any
available
re
d
uction
in
d
is
p
lay
j
itter
.
T
he
accuracy
of
sweep
timing
p
artments
mai
n
frame
com
p
a r
tment
o
r
o
p
erate
d
out
of
t
h
e
main
frame
.
a
nd
linearity
ma
ke
it
unnecessary,
d
uri
ng e
q
uivalent
time
F
or
furt
h
er
information,
see
t
he
O
p
erating
I
n
structions
sam
p
li
n
g,
to
exclu
de
t
h
e
swee
p
start
from
accuracy
s
p
ecifi-
section
of
t
h
is
ma
n
ual
un
d
er
the
h
eading
of
General
r
ations
.
O
p
erating
I
nformation
.
Internal
triggeri
n
g,
or
a
ny of
t
h
ree
modes
of
extern
al
triggering
can
be
selecte
d by
using
t
he
front panel
p
us
hbuttons
.
Α
Sc
h
mitt
trigger circuit
is
used exce
p
t
w
hen
HF SY
N
C
is
selecte
d
.
W
it
h
ΕΧΤ
50
Ω
i
nput
selecte
d
,
t
h
e
Sch
mitt
ci
r
cuit
p
rovi
d
es
j
itter
free
triggering
from
in
p
ut
trigger
signals
from
DC
to
1
G
H
z
.
T
he
dis
p
lay
is
Α
C
h
aracteristics
Instrument
F
eatures
T
h
e
followi
ng c
h
aracteristics
apply
over
an
ambient
tem-
p
erature range
of
0
°
C
to
+50
°
C
at altitu
d
es
up
to
15,000
T
h
e 7
Τ
11
feat
u
res
α
wide
range
of
swee
p
rates
using
feet
an
d
after
α
five-mi
n
ute
warm
u
p,
p
roviding
t
he
instru-
real-ti
m
e
and
e
q
uivalent-ti
m
e
sam
p
ling
.
Conce
n
tric
switc
h
es
°C
and
select
t
h
e
sweep
range
and
time
p
osition
r
ange
in
d
ifferent
me
nt
was
calibrated
at
α
tem
p
erature
b
etwee
n
+20
+30
°
C
.
D
u
ring
non-operation,
do not
su bj
ect
t
he
7
Τ
11
to
com
b
i
n
atio
n
s
for
t
h
e
time/div
desired
.
On
eq
uivalent
time
altitudes
a
b
ove
50,000
f
eet
or to
tem
p
eratures
below
ranges,
eit
h
er se
quen
tial
or
ra
nd
om
sam
p
ling
is
availa
b
le
.
_
ς
5°C
.
U
se
of
random
sam
p
li
ng p
ermits
d
is
p
lay
of
t
he
lea
d
ing
e
d
ge
of
fast-rise
i
n
p
ut
signals
wit
h
ou
t t
h
e
use
of
α
signal
d
elay
line
(suc
h
as
t
he
7M1
1)
or
α
p
retrigger
p
ulse
from
t
h
e
sig
n
al
ELE
CT
R
ICA
LC
HA
R
ACT
ER
ISTICS
source
.
Ch
aracte
r
istic
P
erforma
n
ce
R
e
qu
i
r
eme
n
t
ΤΙΜΕ
/DI
V
S
WEEP
RAT
ES
7
Τ
11
Cali
b
rate
d
from
5
ms/
d
iv
to 10
p
s/div,
selectable
in
α
1, 2,
5
se-
q
ue
n
ce,
using
S
WEEP
R
A
N
G
E
a
nd
ΤΙΜΕ
/DI
V
co
n
trols
.
Specification-7T11
E
q
uivalent
Time
ΙΑ
)
ELE
CT
R
ICA
L
C
HA
R
ACT
ER
ISTICS
(cont)
ELE
CT
RICA
L
C
H
A
R
ACT
ER
ISTICS
(cont)
C
h
aracteristic
Ι
P
erforma
n
ce
R
e
q
uirement
C
h
aracteristic
I
P
erformance
R
eq uiremen
t
Accuracy
R
eal
Time
L
eft
R
ig
h
t
b
la
nk
S
WEEP
R
AT
E
S
(cont)
S
WEEP
R
AT
E
S
(cont)
5μ
s/
d
iv
to
10
p
s/
d
iv
using
t
he
50
μ
s
to
50
n
s
Time
P
osition
R
anges
.
W
it
h
in
3%
ο
.
7S11
Ι
7S11
Ι
7
Τ
11
Ι
7
Μ
11
7
Α
--
Ι
7S11
Ι
7
Τ
11
Ι
7B--
On
5
ms
5
ms/
d
iv
to
.1
μ
s/
d
iv
usi
ng
t
he
50
TIME
POS
ms
to
.5
ms Time
P
ositio
n R
a
n
ges
.
RNG
Plug-in
Co
n
fig
u
ratio
n
7S11
Ι
7S11
Ι
7Τ
11
VER
TICA
L
M
OD
E
Accuracy
On
50
ms
TIME
POS
RNG
Ι
=
Η
~
Η
ΓΙ
L
Ι
1~1
Fig
.
1-
2
.
Several
plug-i
n con
fig
u
ratio
n
s
usi
ng
t
h
e
7711
a
nd
α
7000-series
oscillosco
pe
.
W
it
h
in
3%
ο
,
beginning
250
μ
s
after
un
delaye
d
sweep
start
.
W
it
h
in
3%
ο
,
beginning
25
μ
s
after
und
elaye
d
swee
p
start
.
M
ai
n
frame
Switching
HOR
IZO
N
TA
L
M
OD
E
LEF
T
A
L
T
ADD
CHO
P R
IG
H
T
11
Α
A
L
T
C
H
O
P Β
Χ
Γ
~-
Η
Ι
Η
ΕΧΤ
HF
SY
N
C
*Sinewave
Triggering
C
h
aracteristic
Ι
Performance
R
eq
uirement
C
h
a
r
acteristic
I
Perfo
r
mance
R
e
qu
iremen
t
VA
R
IA
BLE
(
ΤΙΜΕ
/DI
V
)
R
ange
Input
R
esistance
ΕΧΤ
50
Ω
ΕΧΤ
1
ΜΩ
I
n
ternal
Specification-7T11
ELE
CT
R
ICA
LC
H
A
R
ACT
ER
ISTICS
(cont)
ELE
CT
R
ICA
L
CH
A
R
ACT
ER
ISTICS
(cont)
On
0
.5
ms
TIME
POS
RN
G
Sensitivity
R
an
ge
E
xternal
Χ
1
Trig
Amp
Χ
10
Trig
Amp
50
Ω
I
n
pu
t
Sensitivity
R
a
n
ge
Χ
1
Trig
Am
p
Χ
10
Trig
Am
p
Safe
Overload
REV
.
Β
,
S
EP
T
.
1977
S
WEEP
R
AT
E
S
(cont)
T
R
IGG
ER
I
NG
(co
n
t)
W
it
h
in
3
°
/
ο
,
begi
nn
ing
2
.5,
μ
s
after
undelayed
sweep
start,
or
after
500
ns
from
start
of displaye
d
portion
of
sweep
.
Does
not
inclu
d
e
100
ns/
div
an
d
200
ns/
d
iv
p
ositions
.
E
xte
n
ds
fastest
sweep
rate
to at
least
4
ps/
d
iv
.
P
ermits
increasing
t
h
e
spee
d
of
all
sweep
rates
to at
least
2
.5
times
t
he
calibrate
d sp
ee
d
.
T
R
IGG
ER
I
NG
50
Ω
with
i
n
10%
.
1
ΜΩ
wit
h
i
n
5%
.
1
ΜΩ
wit
h
in
5%
.
1
ΜΩ
In
p
ut
HFSY
N
C
I
n
put
Safe
Overload
Display
J
itter
Sensitivity
R
a
n
ge
Χ
1
T
r
ig
Am
p
Χ
10
Trig
Am
p
Safe
Overload
Sensitivity
R
ange
125
m
V
to
1
V
Ρ
-
Ρ
at vertical
in-
50
Ω
a
n
d
1
ΜΩ
pu
t
(5
kH
z
to
500
MHz)
.
Tr
i
ggering
12
.5
m
V
to
1
V
Ρ
-
Ρ
at
vertical
in-
p
u
t
(5
kH
z
to
50
MHz)
.
*NOTE
Trigger
circuits
will
operate
to
DC
with
pulse
triggering,
except
for
HF
SY
NC
.
12
.5
mV
to
2
V
(
Ρ
-
Ρ
),
DC
to
1
G
H
z
.
1
.25
mV
to
2
V
(
Ρ
-
Ρ
),
1
kH
z
to
50
MHz
.
2
V
(DC
+
peak
AC)
.
Sequ
ential
Mode
R
and
omMo
d
e
HF
SY
NC
R
an
d
om
or
Se
qu
ential
Mode
12
.5
mV
to2
V
(P-P),
DCto100
MH
z
.
1
.25
m
V
to
2
V
(P-P),
1
kH
z
to
50
MH
z
.
100
V
DC
or
100
V
(P-P)
to
1
kH
z
;
derate
d 6
d
B
/octave
above
1
kH
z
to
5
V
(P-P)
.
10
m
V
to
500
m
V
(pea
k
-pea
k
)
at
1
G
H
z
;
200
m
V
to
500
mV
(pea
k
-
p
ea
k
)
at
12
.4
G
H
z
.
2
V
(
peak
-pea
k
)
.
10
ps
or
less
at
fastest
S
WEEP
R
A
N
G
E p
osition
(f
u
lly
CC
W
) ;
0
.4
d
ivisions
or
less
at
remaining
six
positions
of
S
WEEP
R
AN
G
E
;
measureme
n
ts
ma
d
e
un
d
er
o
p
ti-
mum
trigger
con
d
itions
.
30
p
s
or
less
at
fastest
S
WEEP
RANGE
p
ositio
n
(f
u
lly
CC
W
) ;
one
division
or
less
at
remaining
six
p
ositions
of
S
WEEP
R
A
N
G
E
;
meas
u
reme
n
ts
made
un
d
er
opti-
m
u
m
trigger
con
ditio
n
s
.
20
p
s
or
less
wit
h
α 12
.4
GH
z,
200
m
V
(
p
ea
k
-pea
k
)
signal
;
measure
d
under optimu
m
trigger
conditions
.
Specification-7T11
ELE
CT
R
ICA
L
C
H
A
R
ACT
ER
ISTICS
(cont)
ELE
CT
R
ICA
L
C
H
A
R
ACT
ER
ISTICS
(cont)
C
h
a r
acte
r
istic
Pe
r
formance
R
e
q
uirement
C
h
aracte
r
istic
_~
P
erformance
R
e
q
uirement
PUL
S
E
OU
T
(i
n
to
50
Ω
)
Am
p
litu
de
R
isetime
Trigge
r
K
ic
kout
M
i
n
imum
Trigge
r
R
ate
in
R
AN
DO
M
M
ode
Sca
n
R
ate
REPETITIVE
SCA
N
Deflectio
n
F
actor
S
WEEP
CA
L
TR
IGG
ER
I
N
G
(co
n
t)
H
OR
IZO
N
TA
L
D
EFLE
CTIO
N
SYST
E
M
(cont)
Positive-goi
n
g
p
ulse
of
at
least
400
mV
.
2
.5
ns or
less
.
±2
m
V
or
less
into
50
Ω
(except
HF
SY
N
C)
.
100
Hz
.
SL
O
W
R
A
MP
G
ENER
ATO
R
Conti
n
uously
varia
b
le
from
less
t
han 2
sweeps/sec
:
to
at
least
40
sweeps/sec
.
H
O
R
IZO
N
TA
L
D
EFLECTIO
N
SYST
EM
Pe
r
mits
a
d
j
ustment
of
d
eflection
factor
fo
r
all
7000-se
r
ies
main-
frames
.
EXT
ERN
A
L
I
NPU
T
In
p
ut
R
esistance
Deflection
Factor
Maximum
In
p
ut
Voltage
S
WEEP
O
UT
Dimensio
n
s
Heig
h
t
W
i
dt
h
Len
gt
h
(incl
ud
i
n
g
fro
n
t
p
anel
kn
obs
an
d
rea
r
co
nn
ecto
r
)
Constructio
n
Accessories
100
k
Ω
with
i
n
10%
.
Contin uou
sly
varia
b
le
from
10
V
to
1
V/
d
iv
.
100
V
(DC
+
peak
AC)
.
+5
V
to-5
V
ME
C
H
A
N
ICA
L
C
H
A
R
ACT
ER
ISTICS
-5
inc
h
es
.
-2'/
α
inc
h
es
.
14'/2
i
nc
h
es
.
Alumi
nu
m
alloy
ch
assis
wit
h e
p
oxy
laminated
circuit
boar
d
s
.
Front
panel
is
a
n
o
d
ize
d
aluminum
.
An
illustrated
list
of
t
h
e
accesso
r
ies
su
pp
lied
with
t
he 7
Τ
11
is
at
t
he
end
of
t
he
M
ec
h
a
n
ical
Pa
r
ts
L
ist
p
ullout
p
ages
.
General
I
n
formation
SECTION
2
OPERATING
INSTRUCTIONS
C
h
ange
information,
if
any,
affecting
t
h
is
sectio
n
will
be
found
at
t
he
r
ear
of
t
he
m
anual
.
T
his
section
covers
installation,
first
time
o
p
eration,
function
of
front
p
anel
controls
and
connectors,
an
d
general
o
p
eration
of
t
h
e
7T
11
Sam
p
ling
Swee
p U
nit
.
T
he 7
Τ
11
is
intende
d
for
use
in
the
Te
k
tronix
7000-
series
oscillosco
p
es
.
U
se
of
t
h
e
7T11
with
α
7511
Sam
p
ling
U
nit
an
d
any
of
α
variety
of
S-series
Sa
m
p
ling
H
ea
d
s
p
rovi
d
es
α
sam
p
ling
system a
d
a
p
table
to
α
wide
ra
nge
of
a
pp
lications
.
R
eal-time
sam
p
ling
is
provi
de
d
at
t
he
t
h
ree
slowest
sweep
rate settings
of
t
h
e
7Τ
11
Swee
p
R
ange
switc
h
.
Sampling
is
in
e
q
uivale
n
t-time
for
t
h
e
remaining
four
p
osi-
tions
of
t
he
Swee
p
R
ange
switc
h
.
On
t
h
ese
four
ranges
eit
h
er
se
q
uential
or
ran
d
om
e
q
uivalent-time
sam
p
ling
may
be
selecte
d
.
T
he 7
Τ
11
sweep
may
be sync
h
ro
n
ize
d
using
an
internal
or external
triggering
source
.
External
signals
from
DC
up
to
a
pp
roximately
12
G
H
z
can be
use
d
as
t
h
e
trigger
source
.
Α
trigger
am
p
lifier
p
rovi
d
ing
Χ
10
a
mp
lification
is
available
.
ΝΟΤΕ
Internal
trigger
sig
n
als
are
not
routed
t
h
roug
h
t
h
e
trigger
source
switc
h
es
on
t
h
e
oscillosco
p
e
due
to
t
he
frequencies
involved
and
noise
considerations
.
Selec-
tion
of
t
h
e
trigger
source
is
made
on
t
h
e
front
panel
of
t
he
plug-ins
.
7
Τ
11
F
ig
.
2-1
.
Con
n
ector
J
641
(fixe
d
sh
oe), provi
d
i
ng
intercon
n
ectio
n
b
etwee
n 7
Τ
11
and
7511
for
strobe
a
n
d
trigger
sig
n
als
.
I
n
stalling
t
he
Ty
p
e
7T11
in
t
h
e
Oscillosco
p
e
T
h
e
7T11
is
d
esigne
d
to
dri
ve
t
he
h
orizontal
d
eflection
plates
of
t
h
e
oscillosco
pe
C
R
T,
an
d
t
h
erefore
is
installe
d
in
t
he
rig
h
t-
h
a
nd
com
p
artment
of
the
oscillosco
p
e
.
Wh
en only
one
Ty
p
e
M1
and one
7511
are use
d
in
α
7000-series
oscillosco
p
e p
rovi
d
ing
t
w
o
vertical
and
two
h
orizo
n
tal
com-
p
artments,
t
h
e
7T11
is
inserte
d
in
the
left-
h
an
d
h
orizontal
co
m
partment
and
t
he
7511
in
t
h
e
rig
h
t-
han
d
vertical
com-
p
artment
.
T
h
is
p
rovides
an
interconnecting
p
at
h
between
t
he
7T11
an
d
t
he
7511
for
strobe
and
trigger signals
.
To
insert
t
h
e
7T11
in
to
t
he
oscillosco
p
e
com
p
artment,
align
t
he
grooves
along
t
he
to
p
an
d
bottom
of
the
p
lug-in
wit
h
t
h
e up
p
er an
d
lower
slide
rails
in
t
he
oscillosco
p
e
com-
partment
.
T
he
unit
sli
d
es straig
h
t
i
n
and
self-loc
k
s
itself
i
n
p
lace
.
T
he p
lug-i
n
is
remove
d
by
pulling
straig
h
t
out
on
t
he
p
lastic
button
labele
d
7T1
1
.
Triggering
signals
travel
between
p
lug-in
units
along
50
Ω
coaxial
or
stri
p
lines
.
T
h
ese
signals
travel
between
plug-in
units
using
contacts
on connector
stri
p
s
fastene
d
to
t
he
Mating
t
h
e
7T11
to
t
he
Oscillosco
p
e
sides
of
t
h
e
p lug-ins
.
Α
connector
stri
p
is
s
h
own
in
t
he
ph
otogra
p
h
of
Fig
.
2-1
.
Since
t
h
e
strobe
p
ulses
also
travel
T
h
e
7T11
h
orizontal
gain
must
be
matc
hed
to
t
h
e h
ori-
between
α
M1
an
d
α
7511
p
lug-i
n
t
h
roug
h
contacts
on
t
he
zontal
d
eflection
factor
of
t
he
CR
T
in
t
he
oscillosco
p
e
.
connector
stri
p
s,
t
h
ese
units
must
be
locate
d
in
a
d
j
acent
H
orizontal
gain
is
set
using
t
he
Swee
p
Cal
control
(screw-
oscillosco
p
e
com
p
artments
.
d
river
a
d
j
ustment)
locate
d
on
t
h
e
7
Τ
11
front
p
anel
.
Α
O
p
erating
Instructions-7T11
met
ho
d
of
a
d
j
usting
t
h
e
Swee
p
Cal
is
discusse
d
i
n
t
he
First
T
he
ΤΙΜΕ
/DI
V
selected
at
t
he
7T11
front
p
anel
is
dis-
Time
Operation P
roce
d
ure
later
in
t
h
is
section
.
Th
is
a
d
ju
st-
p
laye
d on the
C
R
T
using
t
h
e
d
igits
1, 2,
or
5
followed
by
ment
must
be
reset
eac
h
time
t
h
e
7T11
is
transferred
be-
o
n
e
or
two
zeros
if
re
q
uire
d
.
T
he
ΤΙΜΕ
/DI
V
rea
d
out
d
oes
tween
oscillosco
p
es,
an
d
w
hen α
co
n
si
d
erable
ch
ange
in
not
use
decimal
p
oints
.
T
he d
is
p
laye
d d
igits
are
followed
by
am
b
ie
n
t
tem
p
erature
occurs
.
t
h
e un
its-of-measure
rea
d
out
.
W
it
h
t
he
7T11
t
he
units-of
ΤΙΜΕ
/DI
V
Readout
measure
d
is
p
laye
d
will
be
ms/div,
μ
s/
d
iv,
ns/
d
iv
or
p
s/
d
iv
.
If
t
h
e
VA
R
IA
BLE
(CA
L
IN)
switc
h
is in
t
h
e
out p
osition
t
h
e
T
he
7T11
ΤΙΜΕ
/DI
V
setting
selecte
d
is
dis
p
laye
d
near
symbol
used to
indicate
less
t
h
an
(G),
is
d
is
p
layed
p
re-
t
h
e
to
p
of
t
he
C
RT
exce
p
t
w
hen
t
he
7T11
is
used
in
α
ce
d
ing
t
he
ΤΙΜΕ
/DI
V
readout
as
α
warning
t
h
at
the
d
is
p
la
y
oscillosco
pe without
rea
d
out
circuitry
.
T
he
h
orizontal
p
osi-
is
uncalibrate
d
.
T
h
e
intensity
of
t
he
rea
d
out
is
in
d
e
p
en
d
-
tion
of
t
he
rea
d
out
on
t
h
e
CRT
corres
p
ond
s
to
t
he
h
orizo
n
-
ently
ad
j
ustable
by α
front
p
anel
control
on
t
he
oscillo-
tal
p
osition
of
t
he
oscillosco
pe
com
p
artment
in
use
.
sco
p
e,
w
h
ic
h
also
p
ermits
t
he
rea
d
out
to
be
switc
hed
off
.
2-2
F
ig
.
2-2
.
7T
11
fro
n t
pa
n
el
.
All
controls
re
q
uire
d
for
op
eratio
n of
t
he
7
Τ
11
are
ΤΙΜΕ
/DI
V
Selects
calibrate
d
time/
d
ivision
set-
locate
d
on
t
h
e
front panel of
t
h
e unit
(see
F
ig
.
2-2)
.
Switc
h
tings
from
10 p
s/
d
iv
to 5
ms/
d
iv,
in
Controls,
p
ush
buttons,
an
d
co
n
nectors
associate
d
wit
h
trig-
27
steps,
in
α
1,
2,
5
sequ
ence
.
gering are located
along
t
he
rig
h
t
side
of
t
he front p
anel
a
n
d
are
inclu
d
ed
in
an
area
outlined
in
gree
n
.
T
he
SCA
N
con-
V
A
R
IA
BLE
(CA
L
Wh
en
in t
he
out
p
osition,
rotati
ng
trol,
p
us
h
buttons,
an
d
an
external
in
p
ut
con
nector
are
i
n α
IN)
Control
t
he
V
A
R
IA
BLE
control
p
ermits
grey
outlined
area
at
t
he
lower
left
of
t
h
e p
a
n
el
.
T
he
c
han
ging time
p
er
division
from
t
he
remain
d
er
of
t
he front p
a
n
el
contains
Swee
p
circuit
con-
calibrate
d
value
selected
by
the
trols,
switch
es, a
nd ad
j
ustments
.
ΤΙΜΕ
/DI
V
switch
.
Pus
h
k
nob
in
a
nd
release
to
activate
;
t
he
k
nob
moves
outward
from
t
he
TIME/
Α
brief
description
of
the
function
or
op
eration of
t
he
DI
V
co
n
trol
w
hen
activate
d
.
front
p
anel
con
trols
follows
.
M
ore
detaile
d
information
is
give
n
un
d
er
General
O
p
erating
Information
.
TIME
P
OS
RN
G
Time-
p
ositioning
ranges
from
50
ns
to
50
ms
in
seven
d
eca
des are
avail-
able
.
Time-
p
ositioning
range
avail
S
WEEP
Controlsand
Connectors
a
b
le
an
d
i
nd
icate
d
in
the
TIME
POS
TIME
P
OSITIO
N
and
Two
concentric
controls
p
rovidi
n
g
RN
G
window
is
d
etermine
d
by
t
h
e
F
I
NE
co
n
trols
coarse
or
fine
control
of
t
he
time
setti
ng of
t
he
S
WEEP
R
A
NGE
relations
h
ip
b
etween
triggeri
n
g
and
switc
h
.
T
h
e
in
d
icate
d
r
ange
is
t
he
start
of
t
h
e
C
R
T
dis
p
lay
.
T
h
e
always
ten
times
t
h
e
slowest
time/
TIME
P
OSITIO
N
control permits
d
iv
of
t
h
e
Swee
p
R
ange
selected
.
continuously
variable
ad
j
ustme
n
t
of
SWEEPCA
L
Α
front
p
anel
screw
d
river
a
d
j
ust-
d
elay
i
n
starti
ng
t
he d
is
p
lay,
up
to
Control
ment
t
hat ad
j
usts
h
orizontal gain to
t
he
amou
n
t
indicate
d
in
t
h
e
TIME
matc
h
t
he oscilloscope deflection
P
OS
RN
G
window
.
T
he
F
I
NE
con-
factor
.
A
dj
usted
w
hen switch
ing
trol
h
as
only
about
1°/ ο
of
t
h
e
effect
7
Τ
11
from
one
oscilloscope
to
of
t
h
e
TIME
P
OSITIO
N
co
n
trol,
anot
h
er
.
and
is
p
articularly
useful
at
TIME/
DI
V
settings
of
h
ig
h
magnificatio
n
.
P
OSITIO
N
Α
front
p
anel
screw
d
river
a
d
j
ust-
Co
n
trol
ment
to
p
osition
t
he
dis
p
lay
h
ori-
R
A
N
DOM
Selects
R
an
d
om
Sam
p
li
n
g
mode
of
zontally
on
t
he
C
RT
of
t
he
oscillo-
Push
butto
n
op
eratio
n
.
Does
not
function
i
n
t
he
sco
p
e
.
t
h
ree
slowest
(real-time)
Swee
p
R
anges
.
P
ermits
the
dis
p
lay
of
t
h
e
i
n
p
u
t
signal
p
rior
to
t
he
triggering
p
oint
wit
h
out
use
of
α
delay
li
ne
or
SWEEPOU
T
P
i
n
j
ack
p
rovi
d
ing
an-
,
out
p
ut
volt-
pretrigge
r
.
J
ac
k
age
p
roportio
n
al
to
t
h
e d
is
p
lay
.
W
it
h an
out
put
resistance
of
10
ΚΩ
an
out
p
utof
one
volt
for each
divi-
sion of d
isplay
is
provided
.
SE
Q
UEN
TIA
L
Selects
Se
q
uential
Sam
p
ling
mode
P
us
h
button
of
operation
.
Does
n
ot
function
in
t
h
e
t
h
ree
slowest
(real-time)
Sweep
SCAN
Controls
R
a n
ges
.
P
ermits
e
q
uivale
n
t-time
o
p
eration
at
lower
trigger
re
p
e-
V
ariable
SCA
N
Pr
ovi
des
an
internal
voltage
for
tition
rates
t
h
an does
t
he
R
andom
Control
a
d
j
usting
t
h
e
scan
rate
in
t
he
REP
mo
de
.
mo
d
e,
or for
ma
n
ually
sca
n
ning
t
h
e
display
i
n
t
he
MAN
mo
d
e
.
Also
S
WEEP
R
A
N
G
E
Selects
t
h
e
range
of
operation
of
use
d to
set
t
h
e
h
orizon
tal
gain
using
Switc
h
t
he
ΤΙΜΕ
/DI
V
switc
h
an
d
in
d
icates
t
he S
WEEP
CA
L
control
.
Serves
as
t
he
correspon
d
ing
time
p
osition
α
va
r
iable
attenuator
in t
he
range
(TIME
P
OS
RNG)
.
P
ermits
α
E
XT
ERN
A
L
I
NPU
T
mode
.
choice
of
any
of
nine
ΤΙΜΕ
/DI
V
settings
at
each
of
the seve
n
p
osi-
REP
P
us
hb
utto
n
P
rovi
d
es re
p
etitive
scanning
of
t
he
tio
n
s
of
t
he
S
WEEP
R
AN
G
E
d
isplay
.
Sca
n
rate
is
a
d
j
uste
d using
S
W
ITC
H
.
T
he
S
WEEP
R
A
N
G
E
con-
t
he
variable
SCA
N
control
.
It
d
oes
O
p
erati
n
g
Instructions-7T11
FR
ON
T
P
A
NEL
CO
N
T
R
O
L
S
AND
trol
is
concentric
wit
h
t
h
e
TIME/
CO
NNE
CTO
RS
DI
V
an
d
V
A
R (CA
L IN)
controls
.
2-
3
Operating
Instructions-7T11
REP
Pu
s
h
button
not
fu
nction
in
t
he
t
h
ree
slowest
controls
are u
se
d to
obtain
α
stable
(cont)
(real-time)
Swee
p R
anges
.
d
is
p
lay
wit
h
trigger signals
above
a
pp
roximately
1
G
H
z
.
MAN
P
us
h
button
Provides
man
u
al
o
p
eration
of
t
h
e
scan
function
using
t
he
variable
ΕΧΤ
TR
IG
I
NPU
T
Α
3
mm
connector
locate
d
near
the
SCA
N
control
.
Does
not
function
Connector
lower
rig
h
t
p
ortion of
t
he
front
in
t
he
t
h
ree
slowest
(real-time)
p
anel
and
use
d
for
intro
d
ucing
an
S
w
ee
p
R
anges
.
external
triggering
signal
to
the
7T1
1
.
ΕΧΤ
I
N
PU
T
Allows
scanning
t
he
d
is
p
lay
using
P
us
h
button
an
external
signal
.
In
th
is
mo
d
e
of
PUL
S
E
O
U
T
Α
B
S
M
connector
p
rovi
d
ing
α
posi-
o
p
eration,
t
he
variable
SCA
N
con-
Connector
tive
p
ulse
corres
p
on
d
ing
to
t
he
trol
serves
as
α
variable
attenuator
.
firing
of
t
he
trigger
circuit
.
E
xternal
In
p
ut
Α
p
in
j
ac
k
(in
put
resistance
of
100
J
ac
k
k
Ω
)
p
rovi
d
ing
an
in
put
facility
for
externally
scanning
the d
is
p
lay
.
W
it
h
t
he
SCA
N
control
fully
C
W
α
one
volt
input
is
neede
d
for
eac
h
division
of
d
is
p
lay
.
Triggering
Controls
Wh
en
s
h
i
pp
e
d
from
t
he
factory,
t
he 7
Τ
11
Sam
p
ling
S
w
ee
p
U
nit
h
as
been
calibrate
d
to
meet
t
he
s
p
ecificatio
n
s
S
L
O
PE
Selects
t
h
e p
ositive-going
(+)
or
liste
d
in
Sectio
n
1
and
is
rea
d
y
to
be used
wit
h
α
Te
k
tronix
Pu
s
hb
uttons
negative-going
(-)
slo
pe
of
t
he
trig-
7000-series
oscillosco
pe
.
gering
signal
.
TR
IG
LEVEL
Determines
t
he
am
p
litu
de
level
on
Control
t
he
triggering
waveform
w
h
ere
trig-
gering
is
to
occur
.
Also
serves
as
α
fine
sync
h
ronizing
a
d
j
ustment
in
t
he
HF
SY
N
C
mode
.
T
he
T
R
IG
LEV
E
L
control
is
concentric
wit
h
t
h
e
STA
B
ILITY
control
.
STA
B
I
L
ITY
Ad
j
usts
t
he wid
t
h
of
t
he
trigger
Control
h
ysteresis
.
Also
serves
as
α
coarse
sync
a
d
j
ustment
in
t
h
e
HF SY
N
C
mo
d
e
.
T
R
IG
AMP
Select
Χ
1
or
Χ
10
am
p
lification
of
P
ush
buttons
t
he
trigger
signal
.
ΙΝΤ
P
us
hbutton
Selects
internal
triggering
for
op
era-
tion
with
sam
p
ling
h
ea
d
s t
h
at
p
ro-
vi
de
α
trigger
p
ic
k
off
.
ΕΧΤ
50
Ω
Selects
external,
DC-cou
p
le
d
,
low
Pushbutton
im
p
e
d
ance
trigger
op
eration
at
t
he
common
trigger
input
connector
.
ΕΧΤ
1
ΜΩ
Selects external,
DC-cou
p
le
d
,
h
ig
h
P
us
h
button
im
p
e
d
ance
trigger
o
p
eration
at
t
he
common
trigger
in
p
ut
connector
.
ΕΧΤ
HF
S
YN
C
Selects
external,
AC-cou
p
le
d
(1
ΜΩ
P
us
hbu
tton
to
groun
d
)
HFSY
N
C
op
eration
.
In
t
h
is
mo
de
of
trigger
op
eration,
t
he
STA
B
I
L
ITY
an
d
T
R
IG
L
E
VEL
F
ig
.
2-3
.
E
qu
i
pm
e
n
t
set
u
p u
se
d d
uring
first
time
o
p
eration
.
2-
4
General
FIRST-TIME
O
PER
ATIO
N
The
following
ste
p
s
d
emonstrate
the
basic
op
eration
of
t
he
controls
of
t
he
7T1
1 .
It is
recommen
d
e
d
t
h
at
t
h
is
p
ro-
ce
dure be
followe
d
com
p
letely
for
familiarization
with
t
h
e
instrument
.
O
p
eration
of
t
he
oscillosco
p
e an
d
vertical p
lug-
in
unit
(Sam
p
ling
U
nit)
is
d
escribe
d
in
t
h
e
instruction
manuals
for
t
h
ese
units
.
T
he e
q
ui
p
ment
set-up
use
d
d
uring
t
he
following
p
roce
d
ure
is
s
h
own
in
F
ig
.
2-3
.
Setup
Information
7T11
(cont)
1
.
I
n
sert
α
7511
Sam
p
ling
Un
it
with
α
Ty
pe
S-2
Sampli
ng
H
ead
in
t
h
e
left
vertical
com
p
artme
n
t
of the
7504
REP
p
us
hbutton
P
ushe
d
in
oscilloscope
.
STA
B
I
L
ITY
control
Fu
lly
CC
W
T
R
IG
LEVEL
con
trol
M
i
d
position
SL
O
PE
p
us
h
butto
n
(+)
p
us
h
ed
i
n
NOTE
T
R
IG
AMP
p
ushbutton
X10
p
us
hed
in
ΕΧΤ
50
Ω
triggering
P
ushed
i
n
An
y
Tek
tronix
7000-series
oscilloscope
may
be
s
u
b-
pus
hbutton
stit
u
te
d
for
t
h
e
7504
.
Only
t
he
plug-ins
listed
in
steps
2
and
3
a
r
e
actually
n
ee
d
ed
to
p
erform
th
is
F
i
r
st
Time
O
pe
r
atio
n
but
th
e
use
of
P
lug-i
ns
listed
in
ste
p
s
Ty
p
e
284
1
and
4
is
illust
r
ated
late
r
in
t
h
is
sectio
n
unde
r
t
he
Sq
uare
W
ave
Am
p
litu
de
1
.0
V
position
h
eadi
ng of GeneralOperating
Info
r
mation
.
P
eriod
1
As
M
ode
Sq
uare
W
ave
or
Sine
2
. I
n
sert
α
7511
Sampling
Un
it
with
α
Ty
pe
S-1
W
ave
O
u
tput
Lead
Time
75
ns
Sam
p
li
n
g
H
ea
d
in
t
h
e
r
ig
h
t
vertical
compartment
of
t
h
e
oscillosco
p
e
.
NOTE
Type
284
instruments
h
aving
serial
n
u
mbe
r
s
prior
to
3
. I
n
se
r
t α
7T11
Sam
p
ling
Swee
p
Un
it
i
n
t
he
"
Α
"
h
ori-
S
N
8030236
req
u
ire
installation
of
F
ield
M
odifica
zon
tal
p
lug-in
com
p
artme
n
t
.
tion
K
it,
Tek
tronix
P
art
No
.
040-0487-01
in
o
r
der
to
ob
tain
α
75
ns
trigger
lea
d
time
.
4
. I
n
se
r
t α 7
Μ
11
50
Ω
Delay L
ine
in
the
Β
h
orizontal
com
p
artment
.
T
h
is
p
lug-in
may
be used
on
t
he bench
alo
n
g-
si
d
e
of the
oscillosco
pe
instea
d
of
in
the p
l
u
g-i
n
com
p
art-
ment
si
n
ce
t
h
e
only
connectio
n
s
re
q
uired
are
to
t
h
e
7M11
fro
n
t
pan
el
.
5
.
Set
t
h
econt
r
ols
as
follows
:
7504
V
ertical
M
ode
R
ig
h
t
H
orizontal
M
ode
Α
R
ea
d
out
M
i
d
position
Co
n
trol
Ι
lium
H
ig
h
I
n
tensity
F
ully
CC
W
Ad
j
ust
t
he
F
ocus,
Intensity,
an
d
DC
Offset
controls
fo
r
7511
α
dis
p
lay
similar
to
t
h
at
sh
ow
n
in
F
ig
.
2-4
.
R
otate
t
he
SCA
N
control
slowly
from
o
ne
ext
r
eme
to
t
h
e
ot
h
er
an
d
+
UP
p
us
h
butto
n
P
ushe
d
in
note
t
h
at cloc
k
wise
rotatio
n
i
n
creases
t
he
sca
n
rate
a
nd
DC
Offset
control
M
i
d
position
re
du
ces
t
h
e
dot
density
.
R
eturn
t
he
SCA
N
cont
r
ol
to
its
m
V
olt/Div switc
h
200
mid
p
ositio
n
.
P
ush
in
and
release
t
h
e
V
A
R
IA
BLE
(CA
L
IN)
Normal
pus
hb
utto
n
P
ushe
d
in
control
an
d
note
t
h
at
t
he
less-t
han
symbol
(<)
is
d
is
p
layed
on
t
h
e
CR
T
j
ust
to the
left
of the
500
ns
r
ea
d
out
.
R
otate
t
he
VA
R
IA
BLE
co
n
trol
from
its
fully
CC
W
position
an
d
7T11
note
t
h
at
-
cloc
kwise
rotation
results
in
an
increasing
mag
n
i-
ΤΙΜΕ
P
OSITIO
N
controls
Fu
lly
cloc
k
wise
ficatio
n
of
t
he
d
is
p
lay
or
α
re
d
uction
in
actual
time
p
er
S
E
Q
UEN
TIA
L
pushbutton
P
ushe
d
in
d
ivision
.
R
etur
n the
VAR
IA
BLE
control
to
its
fully
CC
W
TIME
P
OSRN
G
5
μ
s
p
osition
a
nd
pus
h
it
i
n
to
t
he
CA
L
p
osition
.
ΤΙΜΕ
/DI
V
.5
μ
s/Div
(500
n
s
readout)
Adjusting
S
WEEP
CA
L
VA
R
IA
BL
E
(CA
L
IN)
Pu
s
hed
in
control
Pu
s
h
t
h
e
MAN
SCA
N
pushbutton
in
and
observe
th
at
SCA
N
control
M
idpositio
n
t
he pu
s
hbutton
lig
h
ts
.
Turn
t
he
SCA
N
con
trol
fully
REV
.
Β
,
S
EPT
.
1977
O
p
e
r
ating
Instructions-7T1
1
T
u
rn
on
p
ower
an
d
allow
t
h
e e
q
ui
p
ment
to
warmu
p
for
5
minutes
.
Connect
α
50
Ω
coaxial
cable
h
avi
n
g α
5
ns
sig
n
al
d
elay
a
n
d
G
R
874
con
n
ectors
between
the
Ty
p
e
284
Sq
ua
r
e
W
ave
or
Si
n
e
W
ave
O
u
tp
u
tco
n
nector
and
t
he
input
conn
ecto
r
of
t
h
e
Ty
p
e
S-1
Sam
p
ling
H
ea
d
.
Connect
t
he
Trigger
Out
p
ut
co
n
nector
of
t
he
Type
284
to
t
he 7
Τ
11
T
R
IG
I
NPU
T
co
n
nector
t
h
roug
h α
50
Ω
coaxial
cable
wit
h
α
2
ns
signal
d
elay
a
n
d
BN
C
connectors
.
Α
3
mm
male
to
BN
C
ad
apter
(Tek
tro
n
ix
P
art
No
.
015-1018-00),
i
n
clu
de
d
as
α
stan
d
ar
d
accessory
with
t
he
7T1
1,
must
be conn
ecte
d
to
t
he
3
mm
TR
IG
I
NPU
T
con-
nector
on
t
he
7T1
1
.
2-5
Operating
Instructions-7
Τ
11
EMNSHIMENE
MENNEEMENE
F
ig
.
2-4
.
Se
q
uential
equivalent-time
sa
m
p
li
n
g
display
of
1
μ
s,
1
V
s
qu
are-wa
ve
o
u t
p
u t of t
h
e
Ty
p
e
284
.
during
Sequential
eq uivalent-time
sam
p
ling
.
T
hese
met
hod
s
p
rovi
d
e
α
m
ean
s
of
getting
t
h
e t r
ace
started
before
t
he
verti-
cal
signal
r
eac
h
es
t
he
C
R
T
vertica
l
d
eflectio
n p
lates
.
T
h
ese
m
et
h
od
s
are
as
follows
:
{
α
}
The
pat
h
of
t
h
e
vertical
signal
t
h
at
m
ust
travel
from
t
h
e
signal
so
u
rce
to
t
he
Sam
p
li
ng
H
ead
in
put
can
b
e
lengt
h
ene
d
w
h
ile
the d
istance
travele
d by
t
h
e
trigge
r
i
n
g
signal
is
k
e
p
t
as
s
hort
as
possible
.
T
h
is
m
et
hod
,
u
sing
α
7
Μ
11
50
Ω
Delay
L
ine,
is
d
iscusse
d
later
in t
h
is
section
u
nder
t
h
e
h
ea
d
ing
of
General
O
p
erating
Information
.
(b)
T
he
m
eth
od
use
d d
uri
n g
F
irst-Time
Operation
is
to
use α
sig n
al
sou
rce,
such as
t
he
Type
284,
t
h
at
p
rovi
des α
signal for
triggering
slig
h
tly
before
it
d
elivers
an
out
p ut
pulse
to the
Sam
p
ling
Hea
d
i
np
ut
.
Α
p
retr
έ
gger
Lea
d
T
ime
of
either
5
ns or
75
π
s
can
be
selecte
d
at
t
he
Type
284
fron
t
panel
.
cou
n
tercloc
k
wise
.
Α
s
pot
s
h
ould
be
observed
at
the
left
Change
the
settings
on
the
followi
n
g
controls
:
e
dge
of
t
he
graticule
.
Rotate
the
SCA
N
control
to
its f
u
lly
C
W
position
.
T
he spot should have
move
d exactly
te
n d
i
υ
i-
Typ
e
284
sio
n
s
to
t
h
e rig
h
t
of
its
previous
position
.
Use
α
s
m
all
screw-
Mode
switch
PUL
S
E
O
UT
PU
T
d
rive
r
to a
d
j
ust
the
SWEEPCA
L
on
t h
e 7
Τ
11
fro
n
t
p
an
el
for
te
n d
ivisions
of
m
ovement
w
h
en
t
he
SCA
N
control
is
turne
d
from
one
extreme
to
t
he
ot
h
er
.
T
h
is
ad
j
u
stment
7511
s
hould b
e
ma
de
w
h
enever
t
he p
lug-i
n
is
switched to
α
mV
/Div
50
mV
/Div
different
oscillosco
pe
.
T
h
is
a
d
j
ustment
s
h
ou
l
d be
chec
ke
d
occasionally
even
if
the
plug-in
remains
wit
h
t
h
e
same
oscillosco
p
e
.
7T11
TIME
P
OS
R
NG
50
ns
T
he
P
OSITIO
N
control
on
t
he 7
Τ
11
fron
t
p
anel
is
ΤΙΜΕ
/DI
V
5
π
s
ad
j
uste
d
with α
screw
d
river
so
t
he
spot
ap
p
ears at
t
h
e
left
graticule
e
dge
wit
h
t
he
SCAN
cont
r
ol
fully
CC
W
.
R
eturn
t
h e
SCA
N
to
re
p
etitive
by
pus
h
i
n g
the
RE
P pus
hbu
tton
and
Disconnect
the
coaxial cab
le
from
the
Ty
p
e
284
Square
set
t
he
SCA
N
control
it
its
ap
p
roximate
midposition
.
Wave
or Sine
Wave
Out
p
ut co
n
nector and reconnect
it
to
t
h
e
Ty
p
e
284
P
u
lse
O
u
t
p
ut
co
n
nector
.
C
h
eck
t
hat
t
h
e
rea
d
-
out
d
is
p
l
aye
d
on
t
he
C
RT
is
5
ns,
and
t
h
at
t
he
Ty
pe
284
Observing
α F
ast-
R
ise
Pul
se
Lead
Time
switch
is
set
to the
75
n
s p
osition
.
V
ertically
center
t
he
d
is
p
lay
usi
ng
t
he
7511
DC
Offset
control
.
One
m
et
h
od
of
observing
t
he
lea
d
ing
ed
ge
of
α
f
ast-rise
p
u
lse
is
to use α
slow
e
n
ough
s
w
eep so
t
h
at
t
he p
ulse
fol
lowing
t
he
one
pro
d ucing
trigge
r
ing
is
disp
laye
d
.
E
it
h
er
W
it
h
t
he
TIME
P
OSIT
I
ON
co
n
trols
fu
lly
CW
the
lea
d
ing
Internal
or
E
xternal
triggering
can
b
e used,
B
y u
sing
t
he
edge
of
t
he
out
p
ut pulse of
t
h
e
Ty
pe
284
s
h
ouldbe
visible
TIME
P
OSITION
cont
r ol
to
move
t
he
d
is
playe
d
p
ulse
near
as
s
h
own
in
t
h
e
typical
d
is
p
lay
of
F
ig
.
2-5
Α
.
F
ig
.
2-5
Α
to
t
h
e
left
graticule
e
dge
and
turn
ing
the
ΤΙΜΕ
/DI
V
s
w
itc
h
s
h
ows
that
alt
h
oug
h
t
he
Ty
p
e
284
is
s
u
pplying
α
trigger
75
clock
wise
to α
setti
n
g
provi
d
ing
h
igh
m
agn
ificatio
n
,
satis-
ns
before
t
h
e
P
ulse
O
u
t
pu
t
signal,
t h e
signal
is
d
is
p
laye
d
factory
results
can
be
obtai
n
ed
if
the
in
put
signal
h
as
the
on
ly
7
or
8
ns
afte
r t
h
e
trace
starts
.
If
t
h
e
3 ns d
ifference
in
prop
er
characteristics
.
The
i
nput
sig
n
al
re
p
etition
rate
must
travel
ti
m
e
throug
h
t
h
e
coaxial
cables
delivering
the
vertical
b
e
constant
;
oth
e r
wise
j
itter
or α
meani
n
gless
d
isplay
will
input
and
trigger
i
n
p
ut
signals
is
consid
ered,
t
he
actual
result
.
Also,
if
t
h
e
interval
between
pulses
is
excessively
effective
trigger
lea
d
time
is
a
p
p
roximately
78
ns
.
In
Fig
.
long
compare
d to
t h e
time
interval
of
i
n
terest,
α
suitable
2-5
Α
the
lea
d
time
is
only
7
or 8 ns
more
t
han
t
he
m
i
n
i-
combi
n
ation
of
TIME
P
OS
RN
G
an
d
ΤΙΜΕ
/DI
V
will
b
e
mu
m
re
q
ui r
ed to d
isplay
t
h
e
in
put
sig
n
al
lea
d
i
ng
e
dge
.
T
h
e
u
nattainab
le
.
location
of
the pu
lse in
F
ig
.
2-5
Α
is
typical
.
F
actors
t
h
at
will
affect
t
he
horizontal
position,
of
t
h
e
p
ulse
lea
d
ing
edge
Two
ot
h
er
met
h
ods
of
seeing
before
the
trigge
r
ing
p
oint,
wit
h
res
pect to
t h e
start
of
t
he
swee
p are
:
slig
h
t
d
ifferences
without
the
li
m
itations
of
t
he
met
hod
above,
a
r
e
available
i
n
t
h
e
L
ea
d
Ti
m
e
p
r
ovi
d
ed
by
different
Type
284's,
d
iffe
r -
2-6
Α
(
Α
)
Ty
p
ical
dis
p
lay
with
TIME
P
OSITIO
N
fully
C
W
and
75
n
s
of
p
retrigger
.
(
Β
)
E
ffect
on
display of
F
ig
.
2-5
Α
of
CC
W
moveme
n
t
of
TIME
P
OSITIO
N
co
n
trol
.
ι
i
ί
ι
ι
~
ιιιιι
NOOSE
IN
(C)
Same
set-up
as
F
ig
.
2-5
Β
exce
p
t
for
ad
d
ition
of
5
ns
le
n
gt
h
of
coax
to
vertical sig
n
al
pat
h
.
F
ig
.
2-5
.
Observi
n g
t
h e
leading
e
d
ge of
α
fastrise
pu
lse usi
n g
t
h e
Triggering
Consi
d
erations
Op
erating
Instructions-
7T11
ences
in
t
h
e
d
elay
wit
h
in
d
ifferent
7T1
1's,
and
t
he
setting
of
t
he
T
R
IG
LEVEL
control
.
R
otate
t
he
TIME
P
OSITIO
N
and
FI
NE
controls
slowly
CC
W
and
notice
t
h
at
t
hey
increase
d
elay
and
t
hereby cause
t
h
e
d
is
p
laye
d
p
ulse
to
move
to
t
he
left
.
U
sing
t
he
TIME
P
OSITIO
N
controls,
set
t
he p
ulse
lea
d
ing
edge
one
d
ivision
from
the
left
e
d
ge
of
t
he
graticule
as
s
h
own
in
Fig
.
2-5
Β
.
Disconnect
t
he
coaxial cable
from
t
he
in
p
ut of
t
h
e
Ty
pe
S-1
Sam
p
ling
Hea
d
an
d
insert
an
a
dd
itional
5
ns
lengt
h
of
coaxial
cable
between
t
he
cable
j
ust
d
isconnected
and
the
Sam
p
ling
Hea
d
in
p
ut
.
T
h
e a
dd
itional
5
ns of
d
elay
inserte
d
in
t
he p
at
h
of
t
h
e
in
p
ut
signal
will
cause
t
he p
ulse
to
move
one
d
ivision
(5
ns)
to
t
he
rig
h
t
as
s
h
own
in
Fig
.
2-5C
.
T
h
is
p
rovi
d
es
α
means
of
p
rovi
d
ing
a
dd
itional
lea
d
time
an
d
also
α
means
of
d
etermining
t
he
d
elay
cause
d
by
α
lengt
h
of
cable
.
Turn
t
h
e
ΤΙΜΕ
/DI
V
switc
h
to
t
h
e
.2
ns/Div
p
osition
(200 p
s
rea
d
out
on
C
R
T)
and
use
t
he
TIME
P
OSITIO
N
control
to
h
orizontally
p
osition
t
he
pulse
leading
e
d
ge to
graticule
center
.
Note
t
h
at
t
he
FI
NE
control
h
as
more
effect
in
moving
t
h
e
d
is
p
lay
as
t
he
ΤΙΜΕ
/DI
V
control
is
set
to
its
more
cloc
k
wise
p
ositions
.
S
p
ecifie
d
risetime
of
t
he
Ty
pe
S-1
(350
ps)
is
too
slo
w
to accurately
measure
t
h
e
Ty
pe
284
outp
ut
p
ulse
risetime
(<70
ps)
.
If
t
h
is
risetime
measurement
is
d
esire
d
,
use
α
Ty
pe
S-4
Sampling
Hea
d
w
h
ic
h h
as
α
risetime
of
less
t
han
25 p
s
.
Consult
t
he
instruction
manual
for
t
h
is
sam
p
ling
h
ea
d
for
more
information
on measuring
fast-rise
signals
.
Turn
t
he
oscillosco
pe
Intensity
control
fully
counter-
cloc
k
wise
an
d
p
us
h
in
t
he
HF
SY
N
C
p
us
h
button
.
T
h
e
HF
SY
NC
p
us
hbutton
will
lig
h
t
an
d
t
h
e
Χ
10
T
R
IG
AMP
an
d
(+)
SL
O
PE
lig
h
ts
will
go out
.
Wh
en
using
HFSY
N
C,
the
triggering slo
p
e
and
t
he
T
R
IG
AMP
controls
h
ave
no
effect
.
R
otate
t
he
S
WEEP
R
A
NG
E
control
fully
C
W
to
w
h
ere
the
TIME
P
OSRN
G
win
d
ow
s
h
ows
50 ms
.
R
eal-Time
sam
p
ling
is
p
rovi
de
d
at
t
h
is
setting
of
t
he S
WEEP
R
A
N
G
E
control
as
well
as at
t
he next
two
faster
S
WEEP
R
A
N
G
E
settings
.
T
he SE
Q
or
R
A
N
DO
M
p
us
hbuttons
will
not
lig
h
t
on
t
h
ese
t
h
ree
R
eal-Time
ranges
.
T
h
e
SCA
N
controls
are
also
ino
p
erative
on
R
eal-Time
ranges
and
t
h
ese
pus
h
buttons
will
not
lig
h
t
.
G
ENER
A
L
O
PER
ATI
NG
I
NF
O
RM
ATIO
N
Wh
en
using
Se
q
uential
e
q
uivalent-time
sam
p
ling
to
SEQUENTIAL
eq
u
ivale
n
t-time
mo
de
.
observe
α
fast
risetime
p
ulse,
α
p
retrigger
or
external
d
elay
2-7
Op
erating
Instructions-
7T11
line
is
normally
required
.
U
se
of
α
7
Μ
11
Delay
L
ine
is
greatest
variation
from
t
he
minimum
h
ol
d
off
time
s
h
own
in
discussed
later in
t
h
is
section
.
Table
2-1
.
Internal
triggering
or
any
o
n
e
of
t
h
ree
mo
d
es of
E
xternal
triggering
can
be
selecte
d by
using
four
p
us
hb
uttons
on
t
he
7T11
front
p
an
el
.
Triggering
signals
are
n
ot
route
d
t
hroug
h
t
he pushbuttons
.
T
h
e
front
p
anel
p
us
h
buttons
control
ree
d
relays locate
d
in
t
he
50
Ω
p
at
h p
rovi
ded
for
triggering
signals
.
(Triggering
controls
on
t
h
e
oscilloscope
mainframe
h
ave
no con
trolling
effect
.)
T
h
is
triggering
system
re
d
uces
pic
ku
p
of
unwanted
noise
and
loss
of
h
ig
h
fre
q
uency
com-
p
onents of
t
he
trigger signals
.
Internal
triggering
of
the
7T11
from
t
he
sig
n
al
app
lie
d
to
eit
h
er
vertical
c
h
annel
is
availa
b
le
.
P
us
h
ing
in
t
he
ΙΝΤ
p
us
h
button
on
t
he
7T11
will
cause
t
h
is
button
to
lig
h
t
.
T
he
ΙΝΤ
p
us
h
button
lig
h
ts
on
t
h
e
7511
t
h
at
is
s
up
plyi
ng
t
h
e
trig-
geri
ng
signal
.
Triggering
R
ate
Triggering
rate
is
limited
b
y
h
oldoff
.
T
he
minimum
trig-
ger
h
ol
d
off
time
at
eac
h
of
t
he
seven
available
time p
osi-
tioning
ranges
(in
d
icate
d
in
t
h
e
TIME
P
OS
RN
G
window)
is
SWEEP
R
ANG
E
Control
s
h
own
in
Table
2-1
.
T
he
TIME
P
OSRN
G
is
determine
d
by
Swee
p
rate
of
t
he
dis
p
lay
is
co
n
trolle
d by t
h
ree
con-
t
he
setting
of
t
he
S
WEEP
R
A
NG
E
control
.
centric
kn
obs
.
T
he
outer,
larger
k
nob
(S
WEEP
R
ANG
E
control)
controls
the sweep
range
over
w
h
ic
h
t
he
TIME/
DI
V
k
nob
may
be
switc
he
d
.
T
he
window
on
t
he
left
of
t
he
TA
BLE
2-1
ΤΙΜΕ
/DI
V
kno
b
d
isplays
t
h
e
TIME
P
OS
RN
G
(time
p
osi-
tioning
range)
;
t
h
is
num
b
er
is
always
10
times
t
h
e
slowest
M
inim
u
m
Trigger
H
oldoff
available
ΤΙΜΕ
/DI
V
of
α p
articular
S
WEEP
R
A
N
G
E
setti
n
g
.
T
he
selecte
d
ΤΙΜΕ
/DI
V
is
d
is
p
laye
d on
t
he
CRT
by
t
h
e
Indication
i
n
M
i
n
imum
Trigger
oscillosco
pe
if
t
h
e
oscillosco
p
e
is
p
rovi
de
d
with
rea
d
out
TIME
P
OS
RN
G
H
oldoff
Time
ca
p
ability
.
T
he
V
A
R
IA
BLE
con
trol
can
p
rovi
de α
minim
u
m
win
d
ow
of 2
.5
to
1
magnification
at
any
ΤΙΜΕ
/DI
V
setting
.
At
t
he
th
ree
slowest
S
WEEP
R
A
N
G
E
settings,
sam
p
ling
is
in
R
eal-
R
Τ
50
ms
at
least
2
ms
Time
w
h
ile
t
h
e
remaining
four
positions
p
rovide
e
q
uivalent-
Ε
Ι
5
ms
at
least
2
ms
time
(ra
n
dom
or
se
q
uential)
sam
p
ling
.
Α
Μ
L
Ε
500
μ
s
at
least
2
ms
50
s
at
least
220
μ
s
The
ΤΙΜΕ
/DI
V
settings
available
at
eac
h
position
of
t
h
e
Ε
Τ
μ
S
WEEP
R
A
NG
E
control
are
s
h
own
i
n Table
2-2
.
Turning
Q
5μ
s
at
least
25
μ
s
t
he
SW
EEP
R
A
NGE
control
fully
C
W
selects
t
h
e
slowest
U
Μ
setting
of
t
h
e S
WEEP
R
A
N
G
E
co
n
trol
.
T
h
us
t
h
e
fully
C
W
Ι
500
ns
at
least
25,4s
Ε
p
ositio
n h
as
been
d
esignated
as
S
WEEP
R
A
NG
E
position
1
V
50
ns
at
least
25
μ
s
i
n
Ta
b
le
2-2
.
R
ea
d
ing
h
orizo
n
tally
to
the
r
ig
h
t
from
t
h
e
fully
C
W
(
d
esignated
as position
1
in
Table
2-2)
S
WEEP
R
A
N
G
E
p
osition
s
h
ows,
un
d
er
the
TIME
P
OS RN
G
column,
α
value
of
50 ms
.
Contin
uing
to
t
he
rig
h
t
sh
ows
T
he
maximum
rate
at
w
h
ic
h
triggers
can be
recognize
d
is
t
h
at
nine
ΤΙΜΕ
/DI
V
setti
n
gs,
from
5
ms/
d
iv
at
Χ
1
mag
n
ifi-
the
reci
p
rocal
of
t
he
minimum
trigger
h
ol
d
off
time
s
h
own
cation
to 10
μ
s/div
at
Χ
500
mag
n
ification,
are
availa
b
le
.
As
in
Table
2-1
.
In
R
eal-Time
operation,
d
elay
intro
d
uce
d
t
he
S
WEEP
R
A
N
G
E
control
is
rotate
d
CC
W
increasi
n
gly
using
t
he
TIME
P
OSITIO
N
controls
and
t
h
e
d
uration
of
t
he
faster
Swee
p
R
anges
are
selecte
d
.
time
win
d
ow
(ten
times
t
he
ΤΙΜΕ
/DI
V
setti
n
g)
must
be
a
dded
to
t
he
minim
u
m
values
s
h
own
in
Table
2-1
.
T
he
Sweep
R
ange
providing
t
he
greatest
time-
p
ositioning
range
It
s
h
oul
d be
note
d
t
h
at
t
h
e
n
ine
ΤΙΜΕ
/DI
V
setti
n
gs
r
an
d
t
he
slowest
real-time
sweep
can
t
h
erefore
cause
t
he
available
at
each
of
t
he
seven
positions
of
t
he
S
WEEP
2-8
In
R
andom
mo
de
t
h
e
triggering
p
oint,
T
o
,
is
d
isplayed
close
to
t
he
center
line
of
t
h
e
C
R
T
with
t
h
e
Time
P
osition
control
fully
C
W
an
d
t
h
e
Time/Div
switc
h
fully
CC
W
.
T
he
lowest
allowable
triggering
rate
for
t
he
7T11
in
R
andom
mo
de
is
100
Hz
;
th
is
a
pp
lies
to
all
eq
uivalent-time
Swee
p
R
anges
.
T
he
lowest usable
triggering
rate
for
any
p
articular
Time/Div
setting
d
epe
nd
s
on
t
h
e
minim
u
m
d
ot
den
sity
t
h
at
t
h
e
operator
is
willi
ng
to
use
.
In
R
an
d
ommo
d
e,
t
h
e
sam
p
li
ng
event
reference
d
to
α
p
articular
trigger
is
timed
from
t
he
p
rece
d
i
ng
trigger
.
If
t
he
trigger rate
is
h
ig
h
an
d
uniform,
t
hen
t
he
sam
p
ling
event
pre
d
iction
is
more
accurate
an
d
t
he
sam
p
les
occur
w
h
ere
t
h
ey
are
p
rogrammed
to
occur
.
As
t
h
e
rate
goes
down,
t
he a
b
ility
to
p
re
d
ict
w
h
en
t
h
e
n
ext
trigger
will
occur d
imi
n
is
h
es,
and
t
he
sam
p
les
b
egin
to
h
appen
in
α
morerandom
fas
h
io
n
.
Wh
en
t
h
e
trig-
ger
rate
slows
(or
t
h
e
p
erio
d
j
itter
increases)
sufficie
n
tly,
t
h
e
pre
d
icta
b
ility
is
reduced to
t
h
e
p
oint
w
h
ere
t
h
e
sam
p
li
ng
d
istribution
falls
over
t
h
e
w
h
ole
screen
.
In
t
h
is
case,
best
d
ot
d
ensity
is
obtained
b
y
selecting
MAN
SCA
N
and
placing
t
he
center
of
t
h
e
dot
d
istribution
at
mi
d
-scree
n
.
R Τ
Ε
Ι
Α
Μ
L
Ε
Ε
Τ
Q
Ι
U
Μ
Ι
Ε
V
R
A
NG
E
control
p
rovi
de α
total
of
63 combinations
.
Only
27
d ifferent
TIME/DIV
settings
are
available,
h
owever,
since
most
TIME/DIV
settings
are
available
at
two
or
t
h
ree
settings
of
t
he
S
WEEP
R
A
NG
E
control
.
F
or
exam
p
le,
TIME/DIV
setti
n
gs
of
50
μ
s,
20
μ
s
an
d
10
μ
s
are
sh
own
in
Table
2-2
to
be
available
at
all
t
h
ree
R
eal-Time
p
ositions
of
t
h
e
S
WEEP
R
A
N
G
E
control
.
If
α
TIME/DIV
setting
of
20
μ
s/
d
iv
is
re
q
uired,
any
of
t
h
e
t
h
ree
Real-Time
Swee
p
R
anges can
be
use
d
;
h
owever,
more
time-
p
ositioning
range
(TIME
P
OS
RN
G)
is
p
rovi
de
d
at
t
he
slower
S
WE
E P
R
A
N
G
E
settings
.
TIME/DIV
Settings
Α
total
of
27 d
ifferent
swee
p
rates
are
available
ranging
from
5
ms/
d
iv
to
10
p
s/
d
iv in
α
5, 2,
1
se
q
uence
(see
Table
2-2)
.
On
t
he
slowest
S
WEEP
R
A
NG
E
p
osition
α
total
of
nine
TIME/DIV
settings
(5
ms/
d
iv
to
10
μ
s/
d
iv)
are
avail-
able
.
E
ac
h
of
t
h
e
six
ot
h
er
p
ositions
of
t
he
S
WEEP
R
AN
GE
also
offer
α ch
oice
of
nine
TIME/DIV
settings
.
TA
BLE
2-2
O
p
erating
Instructions-7T11
Swee
p R
a
n
ge
TIME
P
OSRN
G
CC
W
TIME/DIV
30
C
W
P
osition
and
M
agnification
Χ
1
Χ
2
.5
Χ
5
Χ
10
Χ
25
Χ
50
Χ
100
Χ
250
Χ
500
Fu
lly
C
W
1
50ms
5
ms
2
ms
1
ms
.5
ms
.2
ms
.1
ms
50
μ
s
20
μ
s
10
μ
s
2
5
ms
.5
m
s
.2
ms
.1
ms
50
μ
s
20
μ
s
10
μ
s
5
μ
s
2
μ
s
1
μ
s
3
.5
ms
50
μ
s
20
μ
s
10
μ
s
5
μ
s
2
μ
s
1
μ
s
.5
μ
s
.2
μ
s
.1
μ
s
4
50
μ
s
5μ
s
2
μ
s
1
μ
s
.5
μ
s
.2
μ
s
.1
μ
s
50
ns
20
ns
10
ns
5
5
μ
s
.5
μ
s
.2
μ
s
.1
μ
s
50
ns
20
ns
10
n
s
5
ns
2
ns
1
ns
6
.5
μ
s
50
ns
20
η
s
10 ns
5
ns
2
ns
1
ns
.5 ns
.2
ns
.1
ns
F
ully
CC
W
7
50
n s
5
ns
2
n
s
1
ns
.5
ns
.2 ns
.1
ns
50
p
s
20
ps
10
ps
F
ig
.
2-6
.
M
ag
n
ificatio
n d
e
pend
s
upon
t
h e
p
ositio
n
,
wit
h
i
n
t
he
con-
The
nine
TIME/DIV
control
settings
d
etermine
t
he
tr
οι
wi
ndow,
of
the
selected
TIME/DIV
setting
.
amount
of
d
is
p
lay
mag
n
ification
.
See F
ig
.
2-6
.
On
all
Swee
p
R
anges
the
d
isplay
magnification
ch
anges
from
Χ
1
to
Χ
500
in
α
1,
2
.5,
5
se
q
uence
as
t
he
selecte
d
TIME/DIV
setti
ng
is
F
ig
.
2-7
Α
an
d
2-7
Β
s
h
ow
t
h
at
t
he
d
uration
of
t
he d
is
p
lay
c
hange
d
from
t
he
slowest
available
rate
to
t
he
fastest
.
or
time
win
d
ow
is
ten
times
t
h
e
selecte
d
TIME/DIV
setting
.
At
t
h
e S
W
E
EP
R
A
N
G
E
setting
s
p
ecified
in
F
ig
.
2-7
t
he
TIME
P
OS
RN
G
(ti
m
e
p
ositioning
range)
is
50
μ
s
.
Duri
ng
SE
QU
EN
TIA
L
op
eration
an
d
wit
h
t
h
e
TIME
P
OSITIO
N
TIME
P
OSITIO
N
Control
control
fully
C
W
(cloc
k
wise)
t
h
e
start
of
t
h
e
d
isplay
or
time
win
d
ow
occurs
j
ust
after
trigger
recognition
(time
T
O
)
.
T
h
e
TIME
P
OSITIO
N
control
p
ermits
d
elaying
t
he
dis-
play
or
time
win
d
ow
start
by
an
amount
up
to
t
he
value
in
d
icate
d
in
t
he
TIME
P
OS
RN
G
win
d
ow
.
Delay
intro
d uced
During
R
AN
DO
M
e
qu
ivalent-time
sam
p
ling
α
lea
d
-time
by
t
h
is
control
is
remove
d
by
turni
n
g t
he
control
fully
of
a
p
proximately
1/2
T
PR
(time-positioning
range)
is
p
ro-
cloc
k
wise
.
T
he
F
I
NE
control
serves
t
h
e
same
p
ur
p
ose
but
vide
d
.
Trigger
recognition
(T
O
)
will
t
h
erefore
occur
at
h
as
only
about
1%
ο
as
muc
h
effect
as
the
TIME
P
OSITIO
N
about
25
μ
s
with
t
he
S
WEEP
R
ANG
E
setting
re
p
resente
d
in
con
trol
.
F
ig
.
2-7
.
During
R
and
om
sam
p
ling
t
h
e
50
μ
s
of
time-
2-9
O
p
erating
Instructions-
7
Τ
11
50
μ
s
time
P
ositioning
range
1
Ι
1
Ι
T
O
RANDOM
1
Ι
T
o
S
Ε
Q
-4'
0
ι
ι
ι
01
ι
ι
ι
0
ο
ι
ι
0
0
0 ι ι
ι
ί
0
10 20
30
40
50
60 70 80
9
0
100
(
Α
)
ΤΙΜΕ
/DIV
set
at
5 μ
s
position
(
Χ
1
magnification)
time
(
μ
s)
-0
-
Dis
p
lay
W
indo
w
TIME
Display
W
indow
TIME
P
OSITION
fully
CW
POSITION
f
ully
CCW
1
Ι
Ι
Ι
Ι
50
μ
s
time
1
1
P
ositioni
ng
range
1
1
Ι
1
Ι
T
O
RANDOM
Ι
Ι
1
Ι
Τρ S
EQ
-}
Ι
0
10
20 30
40
50 60 70 80 90
100
(
Β
)
ΤΙΜΕ
/DIV
set
at
1
μ
s
position
(
Χ
5
magnification)
F
ig
.
2-7
.
E
ffect
of
TIME
P
OSITION
control
(SWEEP
RANGE
at
5μ
s/div
to
10
ns/
d
iv
position)
.
p
ositioning
range
shown
in
Fig
.
2-7
Β
p
ermits
seeing
from
voltage
reference
.
ΕΧΤ
in
p
ut
allows the
7T11
to
be
d
riven
25
μ
s
before
T
o
to
35
μ
s
after
T
o
.
from
other
swee
p
sources,
with
t
he
SCAN
control
acting as
an
attenuator
.
Single
Swee
p
op
eration
h
as
not been
p
ro-
vi
de
d
,
but
is
p
ossible
by
ΕΧΤ
INPUT
d
rive
from
α
R
eal-
The
TIME
P
OSITION
control
also
works
d
uring
R
eal-
Time
Sweep
p
lug-in
.
Time
o
p
eration
.
The
smaller
the
d
elay
from
T
o
t
he
brighter
the
dis
p
lay
.
As
mentione
d
above,
turning
the
SCA
N
control
clock-
wise
increases
the
scan
rate
.
At
faster
scan
rates
the
h
ori
SCAN
Co
n
trol
zontal
s
p
acing
between
d
ots
is
increase
d
.
Fewer
sam
p
les
p
er
scan
are
taken,
resulting
in
α
d
ecrease
in
d
ot
d
ensity
.
During
R
eal-Time
operation the
SCAN
control
an
d
p
ush-
Counterclockwise
rotation of
the
SCAN
control
h
as
the
buttons
are ino
p
erative
an
d
t
he
p
ushbutton
lights
go
out
.
o
pp
osite
effect
;
scan
rate
d
ecreases
an
d
d
ot
d
ensity
is
increase
d
.
The
SCAN
control
serves
three
functions,
selecte
d
by
the
pushbuttons
.
P
ushing
in
the
REP
pushbutton
results
in
α
free-running
sweep,
the
scan
rate
increasing
with
C
W
rotation of
the
SCAN
control
.
Selecting
MAN
gives
α
single
point
of
time
on
the
screen,
or
centers
the
distribution
of
sam
p
les
aroun
d
α
point
on the
screen
.
This
control
also
p
rovi
d
es
α
means
of
setting
the
SWEEP
CAL
a
d
justment
for
10
centimeters
of scan
using
α
built-in
zener
d
io
d
e
as
α
2-10
Display
W
i
n
dow
Display
W
indow
TIME
P
OSITION
TIME
P
OSITION
f
ully
CW
f
ully
CCW
i-_________
______
__-^
Ι
T
RIG
LEVEL
an
d
STABILITY
Controls
These
controls
p
rovi
d
e
control
of
the
Schmitt
trigger
circuit
as
in
α
conventional
oscillosco
pe
.
R
otation
clockwise
from α
central
position
picks
up
triggering
on
α
more
and
more
p ositive
p
ortion of
the
wave
;
counterclockwise
fro
m
mid
range
p
icks
up
triggering
from
more
and
more
negative
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