BIRD 3140A Series Owner's manual

Brand: BIRD

Model: 3140A Series

Type: Owner's manual

This manual is also suitable for

Transmitter Power Monitor/Meter

Model TPM series

3140A Power Meter Panel

Operation Manual

by Bird Technologies, Inc

Instruction Book Part Number 920-TPM Rev. C

Microsoft and Windows are registered trademarks

of the Microsoft Corporation

Safety Precautions

Thefollowingaregeneralsafetyprecautionsthatarenotnecessarilyrelatedto

anyspecificpartorprocedure,anddonotnecessarilyappearelsewhereinthis

publication.Theseprecautionsmustbethoroughlyunderstoodandapplytoall

phasesofoperationandmaintenance.

WARNING

KeepAwayFromLiveCircuits

OperatingPersonnelmustatall

timesobservegeneralsafetyprecautions.Do

notreplacecomponentsormakeadjustmentstotheinsideofthetest

equipmentwiththehighvoltagesupplyturnedon.Toavoidcasualties,

alwaysremovepower.

WARNING

ShockHazard

DonotattempttoremovetheRFtransmissionlinewhileRFpowerispresent.

WARNING

DoNotService

OrAdjustAlone

Undernocircumstancesshouldanypersonreachintoanenclosureforthe

purposeofserviceoradjustmentofequipmentexceptinthepresenceof

someonewhoiscapableofrenderingaid.

WARNING

SafetyEarthGround

Anuninterruptibleearthsafetygroundmustbesuppliedfromthemain

powersourcetotest

instruments.Groundingoneconductorofatwo

conductorpowercableisnotsufficientprotection.Seriousinjuryordeath

canoccurifthisgroundingisnotproperlysupplied.

WARNING

Resuscitation

Personnelworkingwithornearhighvoltagesshouldbefamiliarwithmodern

methodsofresuscitation.

WARNING

RemovePower

Observegeneralsafetyprecautions.Donot

opentheinstrumentwiththe

poweron.

SafetyPrecautions

Safety Symbols

Note: Callsattentiontosupplementalinformation.

Warning Statements

Thefollowingsafetywarningsappearinthetextwherethereisdangerto

operatingandmaintenancepersonnel,andarerepeatedhereforemphasis.

Seepage17

WARNING

Warningnotescallattentiontoa procedure,whichifnotcorrectly

performed,couldresultinpersonalinjury.

CAUTION

Cautionnotescallattentiontoaprocedure,which

ifnotcorrectlyperformed,

couldresultindamagetotheinstrument.

WARNING

DisconnecttheunitfromtheRFpowersourceandtheaclinebeforeany

disassembly.Thepotentialforelectricalshockexists.

TransmitterPowerMonitor/Meter

iii

Caution Statements

Thefollowingequipmentcautionsappearinthetextandarerepeatedherefor

emphasis.

Seepage3

Seepage6

Seepage7

Seepage17

CAUTION

Pin4mustbeconnectedtopowersupplyground,othergroundscanbeleft

openifdesired.

CAUTION

DB9arenotserialconnections.Serialconnectionstothemcould

damagethe

equipment.

CAUTION

ABirdCalibrationKitisrecommendedforthisprocedure.Performinga

calibrationwithanythingotherthanaBirdCalibrationKitvoidsBird’s

accuracyguarantee.

Performingafieldcali brationwillvoidanyremainingwarrantyonthis

product.Birdrecommendswaitinguntilthetermsofthewarrantyhave

passedbefore

performingafieldcalibration.

CAUTION

Donotuseharshorabrasivedetergentsforcleaning.

SafetyPrecautions

Safety Statements

USAGE

ANY USE OF THIS INSTRUMENT IN A MANNER NOT SPECIFIED BY

THE MANUFACTURER MAY IMPAIR THE INSTRUMENT’S SAFETY

PROTECTION.

USO

EL USO DE ESTE INSTRUMENTO DE MANERA NO ESPECIFICADA

POR EL FABRICANTE, PUEDE ANULAR LA PROTECCIÓN DE

SEGURIDAD DEL INSTRUMENTO.

BENUTZUNG

WIRD DAS GERÄT AUF ANDERE WEISE VERWENDET ALS VOM

HERSTELLER BESCHRIEBEN, KANN DIE GERÄTESICHERHEIT

BEEINTRÄCHTIGT WERDEN.

UTILISATION

TOUTE UTILISATION DE CET INSTRUMENT QUI N’EST PAS

EXPLICITEMENT PRÉVUE PAR LE FABRICANT PEUT

ENDOMMAGER LE DISPOSITIF DE PROTECTION DE

L’INSTRUMENT.

IMPIEGO

QUALORA QUESTO STRUMENTO VENISSE UTILIZZATO IN MODO

DIVERSO DA COME SPECIFICATO DAL PRODUTTORE LA

PROZIONE DI SICUREZZA POTREBBE VENIRNE COMPROMESSA.

TransmitterPowerMonitor/Meter

SERVICE

SERVICING INSTRUCTIONS ARE FOR USE BY SERVICE - TRAINED

PERSONNEL ONLY. TO AVOID DANGEROUS ELECTRIC SHOCK, DO

NOT PERFORM ANY SERVICING UNLESS QUALIFIED TO DO SO.

SERVICIO

LAS INSTRUCCIONES DE SERVICIO SON PARA USO EXCLUSIVO

DEL PERSONAL DE SERVICIO CAPACITADO. PARA EVITAR EL

PELIGRO DE DESCARGAS ELÉCTRICAS, NO REALICE NINGÚN

SERVICIO A MENOS QUE ESTÉ CAPACITADO PARA HACERIO.

WARTUNG

ANWEISUNGEN FÜR DIE WARTUNG DES GERÄTES GELTEN NUR

FÜR GESCHULTES FACHPERSONAL.

ZUR VERMEIDUNG GEFÄHRLICHE, ELEKTRISCHE SCHOCKS, SIND

WARTUNGSARBEITEN AUSSCHLIEßLICH VON QUALIFIZIERTEM

SERVICEPERSONAL DURCHZUFÜHREN.

ENTRENTIEN

L’EMPLOI DES INSTRUCTIONS D’ENTRETIEN DOIT ÊTRE RÉSERVÉ

AU PERSONNEL FORMÉ AUX OPÉRATIONS D’ENTRETIEN. POUR

PRÉVENIR UN CHOC ÉLECTRIQUE DANGEREUX, NE PAS

EFFECTUER D’ENTRETIEN SI L’ON N’A PAS ÉTÉ QUALIFIÉ POUR CE

FAIRE.

ASSISTENZA TECNICA

LE ISTRUZIONI RELATIVE ALL’ASSISTENZA SONO PREVISTE

ESCLUSIVAMENTE PER IL PERSONALE OPPORTUNAMENTE

ADDESTRATO. PER EVITARE PERICOLOSE SCOSSE ELETTRICHE

NON EFFETTUARRE ALCUNA RIPARAZIONE A MENO CHE

QUALIFICATI A FARLA.

SafetyPrecautions

RF VOLTAGE MAY BE PRESENT IN RF ELEMENT SOCKET - KEEP

ELEMENT IN SOCKET DURING OPERATION.

DE LA TENSION H.F. PEAT ÊTRE PRÉSENTE DANS LA PRISE DE

L'ÉLÉMENT H.F. - CONSERVER L'ÉLÉMENT DANS LA PRISE LORS

DE L'EMPLOI.

HF-SPANNUNG KANN IN DER HF-ELEMENT-BUCHSE ANSTEHEN -

ELEMENT WÄHREND DES BETRIEBS EINGESTÖPSELT LASSEN.

PUEDE HABER VOLTAJE RF EN EL ENCHUFE DEL ELEMENTO RF -

MANTENGA EL ELEMENTO EN EL ENCHUFE DURANTE LA

OPERACION.

IL PORTAELEMENTO RF PUÒ PRESENTARE VOLTAGGIO RF -

TENERE L'ELEMENTO NELLA PRESA DURANTE IL

FUNZIONAMENTO.

TransmitterPowerMonitor/Meter

vii

About This Manual

Thismanualcoverstheoperatingandmaintenanceinstructionsforthe

followingmodels:

Changes to this Manual

Wehavemadeeveryefforttoensurethismanualisaccurate.Ifyoudis cover

anyerrors,orifyouhavesuggestionsforimprovingthismanual,pleasesend

yourcommentstoourSolon,Ohiofactory.Thismanualmaybeperiodically

updated.Wheninquiringaboutupdatestothismanualrefertothepart

number

andrevisiononthetitlepage.

Terminology

There are some unique terms used throughout this literature. They

are defined here clarify any misunderstanding.

TPM — Refertothein‐lineTransmitterPowerMonitor.

Display or Panel Meter — Referstoeitherthe3140A4or3140A8meter.

Chapter Layout

Introduction — DescribesthepurposeandfunctionoftheTPMaswellasa

generaloverviewoftheproduct.

Installing & Operating Instructions - TPM — Describesthefeaturesof

theTransmitterPowerMonitorandprovidespower‐upinstructions.

Installing & Operating Instructions - 3140A Panel — Describesthe

featuresofthePowerMeterPanelandprovidespower‐upinstructions.

Calibration — Describesdifferentcalibrationmethodsandwhento

usethem.

Performance Specifications — Specificationsandpartsinformationare

alsolisted.

AllTPMseries 3140A4 3140A8

Table of Contents

Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i

SafetySymbols...... ..................... .....................

.. ii

WarningStatements............................ ................. ii

Caution

Statements........................................ ......iii

SafetyStatements..

.............................................iv

About This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii

ChangestothisManual.

............... ..................... ..... vii

Terminology ........

........................................... vii

ChapterLayout.....

........................................... vii

Chapter 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

PurposeandFunction ....

........................................ 1

Chapter 2 Installing & Operating

Instructions - TPM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

InstallingtheTPM......

................................... ...... 3

NormalOperation.......

..................................... 4

Chapter 3 Installing & Operating

Instructions - 3140A Panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

InstallingthePanel.........

..................................... 6

Chapter 4 Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

ZeroCalibrating..........

....................................... 7

PassiveCalibration.........

............... ....................... 8

ActiveCalibration..........

............... ..................... . 9

Chapter 5 Performance Specifications . . . . . . . . . . . . . . . . . . . . . . . 11

TransmitterPowerMeter(TPM).........

......................... 11

ModelNamingTable ......................

................... 11

Dimensions................. .............

................... 14

3140AMeterPanel.. ..........................

................. 16

Chapter 6 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

InspectionandCleaning.............................

............ 17

ROHS .....................................

.................... 17

Troubleshooting................ .. ...........

................... 19

PartsList ...... .. .....................

......................... 20

CustomerService.......................

........................ 21

Limited Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Chapter 1 Introduction

Calibratedcouplingportsandaccuratepowermeasurementcombinedinthe

sameunitprovidesforeasyuseandaccuratereadings.TheTPMisthefirstinline

powermonitorthatcanbecalibratedin‐lineandonsiteminimizingdowntime

andoptimizingon‐airtime.Inaddition,asimplifiedinterfaceallowsfora

high

levelofcustomizationandintegration.

Purpose and Function

TheTPMisusedtomeasurepowersignalsinbroadcastsystems.Itisused

directlyinlinewiththesystembeingtested.It’soutputprovidesalinearDC

voltageoutputfrom0to4voltsallowingforawidevarietyofinterfaceoptions.

It’sin‐linecalibrationcapabilityallowsforgreater

accuracyinasingle

application(withanaccuratepowerreference)anditsintegratednon‐

directionalcouplerallowsforsignalanalysisinminimalspacerequirements.Itis

availablein7/8 ”, 15/8 ”, and31/8”,50ohmlinesforFM,VHF,andUHFbroadcast

frequencies.

WhencombinedwithaBirdmodel3140A4

or3140A8TransmitPowerMeter

(TPM)display,acompleteadjustmentsystemisachieved.Thedisplaysuppliesa

visualindicationofForwardandReflectedpowerbeingsampledbytheinline

TPM.MultipleTPM’scanbeselected(onlyoneperchannelsetting)togivethe

operatoranoverallconditionofthetransmitter

system.

3140 Panel

TPM7

TPM1

Chapter 2 Installing & Operating

Instructions - TPM

Figure 2 TPM

Note: Thelabelonthetopoftheunitidentifiestheconnectors

andports.Theyaredefinedasfollows:

Note: TPMunitsareterminatedatthetimeofassembly.

SOURCE

ConnecttothesourceoftheRFsignal(transmitter side)

LOAD

ConnecttotheloadoftheRFsignal(antenna/dummyload)

FORWARD

Theforwarddirectionalcouplerport.Ter mi natethisportin

50ohmsatalltimes.

1 If these ports are not terminated in 50 ohms, power

measurements will not be accurate.

REFLECTED

Thereflecteddirectionalcouplerport.Terminatethisportin

50ohmsatalltimes.

TEST

Anondirectionalsampleport.Noterminationisrequired.

To Source

Operation LED

Calibration Cover

FWD Port

RFL

Port

Test

Port

Calibration Cover

Note: Figureshownwithterminationsassembled.

To Load

Communication

Connector

TPM1 Shown

TransmitterPowerMonitor/Meter

Installing the TPM

TheTPMhastwoRFconnectors(SourceandLoad)thatconnecttothe

transmissionline,threetestportconnectorsthataretypeNfemaleconnectors

(Forward,Reflected,andTest),andonenine‐pinsub‐miniaturecommunication

connector(DB‐9Male).

1. Dothefollowing:

 ConnecttheRFconnectorlabeledSourcetothetransmittersideofthe

transmissionline.

 ConnecttheRFconnectorlabeledLoadtotheantennaorloadsideof

thetransmissionline.

 UseanappropriatecouplingkittosecuretheTPMinplace.

2. ConnecttheDB‐9connectortoasinglechannelonModel3140Apower

meterpanel,ortoanalternateappropriatepowersupplyandvoltmeters

thatwillindicatetheforwardandreflectedpower.

Note: ThechartbelowFigure2identifiesthesignals

oneachpin

oftheDB‐9connector.

Figure 4 DB-9 Connector

Note: Above4VDC,theaccuracyspecdoesnotapply.

CAUTION

Pin4mustbeconnectedtopowersupplyground,other

groundscanbeleftopenifdesired.

Pin Description

1 Forward Voltage Output, 0 to 5 VDC, 1.0 kohm impedance

2 Ground

3 Reflected Voltage Output, 0 to 5 VDC, 1.0 kohm impedance

4 Power Supply Ground

5 DC Power Input, +11 to +18 VDC, <0.1 A current draw

6 Ground

7 Ground

8 Ground

9 Zero Calibration. DO NOT ground this pin. Leave this pin floating.

Pin 4 -

Power Supply

Ground

Installing&OperatingInstructions‐TPM

Normal Operation

Note: Couplerportsmustbeterminatedtoensureaccuratepower

measurements.Terminatebothforwardandreflectedcoupler

portsin50ohms.Failuretoterminatetheseportswillresultin

inaccuratepowermeasurements.

1. InstalltheTPMtothetransmissionline.See

"InstallingtheTPM"onpa ge

2. ApplyDCinputpowertotheTPM.

3. ApplyRFpowertotheTPM.

4. Useavoltmetertomeasuretheforwardvoltageandreflectedvoltage.

Note: Thesevoltageswillbebetween0V(nopower)and4.0V

(fullscalepower).Theforwardandreflectedvoltagesarelinear.

Note: Thefullscalereflectedpower

is1/10thevalueofthefull

scaleforwardpower.

Chapter 3 Installing & Operating

Instructions - 3140A Panel

The3140Aisthe standarddisplayandpowersupplyfortheTPM.Itcomesin

both4ChannelTPMand8ChannelTPMmodels.Itfitsinastandard2Urackand

requiresasingle15Vpowersupply(suppliedwithpanel).

Figure 5 3140 Panel

FWD

Meter

Power

Button

DB9 Connections

Switch Notation Area

Meter

Adjustment

Pot

Channel

Selector

RFL Meter

Front View

DB9 Connections

Rear View

Meter

Adjustment

Pot

Meter

Adjustment

Pot

Zero Calibrate

Switch

Meter

Adjustment

Pot

Zero

Calibrate

Switch

Note: 3140A8shown.

Note: Removetheshuntingwiresfromthemeters.

Installing&OperatingInstructions‐3140APanel

Installing the Panel

1. Placepanelinanemptyslotontherackandattachwithmountingscrews

(optional).

2. Connectthepaneltoapowersupply.

3. AttachaTPMtooneoftheavailablechannelsonthebackofthepanel.

4. LabelwhatTPMisattachedtowhichchannelintheswitchnotationareaon 

the

frontofthepanel.

Note: Usershouldnoteeachunit’sfullscalepowerandlocationin

thenotationarea.Useawatersolublemarkertoavoidpermanent

entries.

5. Repeatsteps3through5forotherTPM’s,ifnecessary.

6. Turnthepanelon.

Note: AllTPMsarepowered,butonlyoneTPMoutputisdis

‐

playedatatime.

7. SelectthedesiredTPMtobemeasuredbyusingthechannelselector.

Note: ThepotsadjustthemeterindependentlyofTPM

calibration.Theappropriatemeterscale(1/2.5/5)mustbeused

witheachTPM.

CAUTION

DB9arenotserialconnections.Serialconnectionstothem

coulddamagetheequipment.

FWD/RFLMeter ProvidesvisualindicationofmeasuredpowerforselectedTPM.

MeterAdjPot Providesfullscalemetercalibration.

ChannelSelector

Selectseitheroneoffour(3140A4)oroneofeight(3140A8)

connectedTPM’s.

PowerButton AppliesDCinputpowertopanelmeter.

ZeroCalibrate

Switch

Groundspin9toZerocalibratetheselectedTPM.

DB9

Connection

InterfaceconnectiontoTPM’s.ProvidespowerandZeroadjustto

connectedTPM’s.ReceivesTPMoutputtodrivemeters.

Chapter 4 Calibration

Everycalibrationprocedurewillfinishbyprovidingatableofvoltagesthat

correspondtopowerlevelsatthecalibrationfrequency(f

).Itwillbeuptothe

usertousethosevoltagestogenerateanequationorfillinalookuptableon

whatevertheychoosetouseasanoutput.

Zero Calibrating

Note: Thisprocedurecanbeperformedan ytimetheRFisoffand

theTPMison.ThereisnoneedtocyclepoweragainontheTPM.

1. Dooneofthefollowing:

 Locatepin9ontheTPM’sDB9connectorandshortittoground.

 Ifconnectedtoadisplaypanel,pressthezerocalibrationswitch.Refer

toFigure4forZeroCalibrationSwitchlocation.

Note: ZerocalibratewillsetboththeFWDandRFLatthesame

time.

Figure 7 Pin 9

CAUTION

ABirdCalibrationKitisrecommendedforthisprocedure.Performinga

calibrationwithanythingotherthana

BirdCalibrationKitvoidsBird’s

accuracyguarantee.

Performingafieldcali brationwillvoidanyremainingwarrantyonthis

product.Birdrecommendswaitinguntilthetermsofthewarrantyhave

passedbeforeperformingafieldcalibration.

Pin 9

Calibration

Passive Calibration

CalibratetheTPMonthetransmitteritismonitoring.Alsoareferencepower

meterisneededtomeasuretheoutputofthetestportontheTPM(model

7006A250).Thiscalibrationcanbeperformedwhiletransmittingonair(forward

only)orintoadummyload.CouplingcalibrationdatafortheTPM

isalso

needed.

Byusingseveraldifferentpowerlevels,anequationorlookuptablecanbe

generatedforthevoltageoutput ofthe TPMasafunctionofpowerlevelatthe

frequencyofcalibration.

1. InstalltheTPMtothetransmissionline.See

"InstallingtheTPM"onpa ge

2. RemovetheloadfromtheFwdtestport.

3. ConnectthecalibrationstandardtotheFwdtestport.

4. ApplyRFpower.

5. Recordthetransmitterfrequencydisplayedandfindthelistingclosesttoit

ontheTPM’scouplingcalibrationdatacard.

Note: Makenoteofthecalibrationfactor.

6. Enterthecalibrationfactorintothecalibrationstandard’soffset

function.

7. MeasurethepoweronthecalibrationstandardandvoltageontheTPM

outputsimultaneously.

8. Recordthevoltageversespower.

9. Turntheunitaroundandrepeatsteps1to7forReflectedcalibration.

Note: Reflectedfullscaleis1/10thofforwardfullscale.

Note: Calibratingthereflectedportisoftenoptional.Checkwith



theFCCorotherrulingbodytodetermineifitisnecessaryornot.

Figure 8 Calibration

ForwardCalibrationSet‐Up

TPM

Connector

ReflectedCalibrationSet‐Up

Calibration Standard

CalibrationKit

TransmitterPowerMonitor/Meter

Active Calibration

TheactivemethodwillrecalibratetheTPMcompletely.Thisprocedurewillvoid

thecalibrationandaccuracyspecificationsfortheunit.Theaccuracywillbe

basedontheaccuracyofthereferencepowermeterusedforthisprocedure.In

additiontotheequipmentneededfortheactivecalibration,aBird6A340‐ADJ



PotentiometerAdjustmentTooltoadjustthepotentiometersontheTPMisalso

needed.

Setthetransmitter’sRFoutputtoadesiredpowerlevelusingthereference

meteronthetestportandthetestportcalibrationdata.Then,usingaBird

6A340‐ADJPotentiometerAdjustmentTool,turnthepotentiometersuntilthe



desiredvoltageoutputisreached.Extradatapointscanbetakenatdifferent

powerlevelstoconfirmthe linearityandgeneratealookuptabletodrivethe

restofthepowerlevels.

Thebenefitofthiscalibrationmethodisthatthecustomercansettheoutput

voltagetheywanttodrive

theirexternalmeter.Withtheothercalibration

methods,thecustomersimplyusesTPMoutputvoltagesassetatthefactory .

1. InstalltheTPMtothetransmissionline.See

"InstallingtheTPM"onpa ge

2. RemovetheloadfromtheFwdtestport.

3. ConnectthecalibrationstandardtotheFwdtestport.

4. ApplyRFpower.

5. Recordthetransmitterfrequencydisplayedandfindthelistingclosesttoit

ontheTPM’scalibrationdatacard.

Note: Makenoteofthecalibrationfactor.

6. Enterthecalibrationfactorintothecalibrationstandard’soffsetfunction.

7. BreakthesealovertheFwdCalhole.

8. Adjustthepotentiometermanuallyuntilthevoltageissuchthatthe

calibrationstandardreadsfullscalepower=4.00V.

Example:Ifthepowerisexactly50%offullscale,adjustthepotentiometertoget

V=2.00V.

9. Repeatsteps1to9forReflectedcalibration.

Note:

Calibratingthereflectedportisoftenoptional.Checkwith

theFCCorotherrulingbodytodetermineifitisnecessaryornot.

Calibration

Figure 9 Calibration Data Card

Transmitter

Frequency

Fwd Coupling

Offset at 195 MHz

Rfl Coupling

Offset at 195 MHz

Chapter 5 Performance Specifications

Transmitter Power Meter (TPM)

Model Naming Table

Note: ModelsTPM3x‐LVandmodelsTPMx‐USarenotoffered

forsale.

FrequencyRange‐Modeldependent.Seetableabove

ForwardFullscalePower‐Modeldependent.Seetablebelow.

Note: Maximumsafelinepowermaybelowerthanfullscale

power.SeeLineSectionMaxRFPowervsFrequencytable

onpage

20forrecommendedmaxsafelinepowersattheactivefrequency.

Line Size and Interface

Style

Frequency

Band*

Power

Range

UHF

Sub-Band

7xy=7/8 ” withQCconnectors,

wherexistheinputconnector

andyistheoutputconnector.

Possiblevaluesofxandyare:

L=54‐88MHz

F=88‐108MHz

H=174‐216MHz

U=470‐806MHz

V=VeryLow

L=Low

M=

Medium

H=High

S=VeryHigh

A=470‐554MHz

B=554‐638MHz

C=638‐722MHz

D=722‐866MHz

A=N(F) B=N(M)

C=LC(F) D=7/8 ” Flange

H=7‐16

DIN(F)

J=7‐16DIN(M)

K=UHF(F) L=UHF(M)

1=1‐5/8 ”



Flanged

1U=5/8 ” 

Unflanged

“recessed”

1UF=1‐5/8 ” Unflanged“flush”

3=3‐1/8”

Flanged

3U=3‐1/8”

Unflanged

“recessed”

3UF=3‐1/8”Unflanged“flush”

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BIRD 3140A Series Owner's manual

Brand: BIRD

Model: 3140A Series

Type: Owner's manual

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