AC-S4T
User Manual
TD-000490-00
TD-000490-00
TD-000490-00
EXPLANATION OF SYMBOLS
The term “WARNING!” indicates instructions regarding personal safety. If the instructions are not followed the result may be bodily injury or death.
The term “CAUTION!” indicates instructions regarding possible damage to physical equipment. If these instructions are not followed, it may result in damage to the equipment that may not be covered under the
warranty.
The term “IMPORTANT!” indicates instructions or information that are vital to the successful completion of the procedure.
The term "NOTE" is used to indicate additional useful information.
The intent of the lightning flash with arrowhead symbol in a triangle is to alert the user to the presence of un-insulated "dangerous" voltage within the product's enclosure that may be of sufficient
magnitude to constitute a risk of electric shock to humans.
The intent of the exclamation point within a triangle is to alert the user to the presence of important safety, and operating and maintenance instructions in this manual.
IMPORTANT SAFETY INSTRUCTIONS
• Keep these instructions.
• Heed all warnings.
• Follow all instructions.
• Do not use this apparatus near water.
• Clean only with a dry cloth.
• Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.
• Only use attachments/accessories specified by the manufacturer.
• Refer all servicing to qualified service personnel.
• Adhere to all applicable, local codes.
• Consult a licensed, professional engineer when any doubt or questions arise regarding a physical equipment installation.
Warranty
For a copy of the QSC Limited Warranty, visit the QSC Audio Products website at www.qsc.com
Para una copia de la Garantía Limitada de QSC, visite el sitio web de QSC Audio Products, en www.qsc.com
Pour obtenir une copie de la garantie limitée de QSC, visitez le site de QSC Audio Products à www.qsc.com
Besuchen Sie die Webseite von QSC Audio Products (www.qsc.com) um eine Kopie der beschränkten Garantie von QSC zu erhalten.
如果您想要QSC有限保修的複印本，请造访QSC音频产品的网站www.qsc.com
Для получения копии ограниченной гарантии QSC посетите веб-сайт QSC Audio Products, расположенный по адресу www.qsc.com.
www.qsc.com QSC
QSC
TD-000490-00
Set the Transformer Tap Switch
Refer to Figure 1.
1. Use a flat-tip screwdriver to set the transformer tap based on the requirements of the
installation. To bypass the transformer for direct low impedance applications, set the tap
selector to THRU.
Install the Yoke Bracket and Mount the Loudspeaker
Refer to Figure 2.
1. Secure the yoke bracket to structure capable of supporting the weight of the loudspeaker.
2. Align the rubber washer between the loudspeaker and yoke mounting holes and join using
the thumb screw.
Wire the Loudspeaker
Refer to Figure 3.
1. Land the speaker supply wire to the Euroblock connector as indicated.
2. For additional loudspeakers, use the thru output from the previous loudspeaker as the supply.
3. Install the Euroblock connector to the loudspeaker.
8 7 6 5 4 3 2 1
8 7 6 5 4 3 2 1
A
B
C
D
A
B
C
D
THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION
WHICH IS THE PROPERTY OF QSC AUDIO PRODUCTS, THAT
MAY NOT BE DISCLOSED, REPRODUCED OR USED WITHOUT
EXPRESS WRITTEN CONSENT FROM QSC AUDIO PRODUCTS.
TOLERANCES ARE:
MATERIAL
FINISH
DO NOT SCALE DRAWING
DRAWN
CHECKED
MFG ENG
QA CHECK
MODEL INFO:
DRAWING INFO:
APPROVALS
DAT E
(DD-MMM-YY)
SCALE:
SHEET
SIZE
CAGE CODE
DRAWING NO.
REV
QSC AUDIO PRODUCTS, LLC
1675 MACARTHUR BOULEVARD
COSTA MESA, CA 92626
00PW4
REVISIONS
THRU
THRU
EFF DATE
BY
DESCRIPTION
70V
100V
ECO
REV
01-20-15
1
2
2
4
4
8
8
16
16
OFF
MJ
PRODUCTION RELEASE
A
M. JEN
FG-060004-00
FG-060004-00
AC-S6T, SURFACE MOUNT
SPEAKER
D
FG-060004-XX
2
1 OF 1
1.5
BILL OF MATERIALS
QTYDESCRIPTIONPART NUMBERITEM
2
SPEAKER ASS'Y, AC-C4T
WP-040004-00
1
1
SHIPPING CARTON
PM-000842-00
2
2
POLYBAG, 12"X16"X3 MIL. THICK
PM-000412-00
3
NOTE: UNLESS OTHERWISE SPECIFIED
M. JEN
M. JEN
M. JEN
10
18
/ 14
10
18
/ 14
10
18
/ 14
10
18
/
14
-02 PAINT WHITE PER RAL9010
1. FINISH: -01 PAINT BLACK PER RAL9017
2.
2
2
3
1
1
1
4
1
5
1
REAR VIEW
SIDE VIEW
FRONT VIEW
230 mm
[9.1 in]
160 mm
[6.3 in]
166 mm
[6.5 in]
150 mm
[5.9 in]
11.91"
[302.63 mm]
8.46"
[214.98 mm]
8.6"
[218.35 mm]
7.8"
[197.10 mm]
THRU
THRU
70V
100V
16
4
1
4
2
8
2
16
8
8 7 6 5 4 3 2 1
8 7 6 5 4 3 2 1
A
B
C
D
A
B
C
D
THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION
WHICH IS THE PROPERTY OF QSC AUDIO PRODUCTS, THAT
MAY NOT BE DISCLOSED, REPRODUCED OR USED WITHOUT
EXPRESS WRITTEN CONSENT FROM QSC AUDIO PRODUCTS.
TOLERANCES ARE:
MATERIAL
FINISH
DO NOT SCALE DRAWING
DRAWN
CHECKED
MFG ENG
QA CHECK
MODEL INFO:
DRAWING INFO:
APPROVALS
DAT E
(DD-MMM-YY)
SCALE:
SHEET
SIZE
CAGE CODE
DRAWING NO.
REV
QSC AUDIO PRODUCTS, LLC
1675 MACARTHUR BOULEVARD
COSTA MESA, CA 92626
00PW4
REVISIONS
THRU
THRU
EFF DATE
BY
DESCRIPTION
70V
100V
ECO
REV
01-20-15
1
2
2
4
4
8
8
16
16
OFF
MJ
PRODUCTION RELEASE
A
M. JEN
FG-060004-00
FG-060004-00
AC-S6T, SURFACE MOUNT
SPEAKER
D
FG-060004-XX
2
1 OF 1
1.5
BILL OF MATERIALS
QTYDESCRIPTIONPART NUMBERITEM
2
SPEAKER ASS'Y, AC-C4T
WP-040004-001
1
SHIPPING CARTON
PM-000842-002
2
POLYBAG, 12"X16"X3 MIL. THICK
PM-000412-00
3
NOTE: UNLESS OTHERWISE SPECIFIED
M. JEN
M. JEN
M. JEN
10
18
/
14
10
18
/
14
10
18
/
14
10
18
/
14
-02 PAINT WHITE PER RAL9010
1. FINISH: -01 PAINT BLACK PER RAL9017
2.
2
2
3
1
1
1
4
1
5
1
REAR VIEW
SIDE VIEW
FRONT VIEW
230 mm
[9.1 in]
160 mm
[6.3 in]
166 mm
[6.5 in]
150 mm
[5.9 in]
11.91"
[302.63 mm]
8.46"
[214.98 mm]
8.6"
[218.35 mm]
7.8"
[197.10 mm]
THRU
THRU
70V
100V
16
4
1
4
2
8
2
16
8
WARNING!: Install the system in accordance with local building codes
and regulations. Use a licensed contractor or professional engineer.
QSC Audio Products is not responsible for damages resulting from the
negligent installation of any bracket or loudspeaker.
— Figure 1 —
— Table 1 —
— Figure 2 —
— Figure 3 —
100 Volt 70 Volt
8 Ω 8 Ω
N/A 16W
16W 8W
8W 4W
4W 2W
2W 1W
Parallel Wiring Diagram
Amp
To Additional
Loudspeakers
From
Source
To Additional
Loudspeakers
1
Input
Speaker #1 Speaker #2 Speaker #3
Thru Input Thru Input Thru
8 7 6 5 4 3 2 1
8 7 6 5 4 3 2 1
A
B
C
D
A
B
C
D
THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION
WHICH IS THE PROPERTY OF QSC AUDIO PRODUCTS, THAT
MAY NOT BE DISCLOSED, REPRODUCED OR USED WITHOUT
EXPRESS WRITTEN CONSENT FROM QSC AUDIO PRODUCTS.
TOLERANCES ARE:
MATERIAL
FINISH
DO NOT SCALE DRAWING
DRAWN
CHECKED
MFG ENG
QA CHECK
MODEL INFO:
DRAWING INFO:
APPROVALS
DATE
(DD-MMM-YY)
SCALE:
SHEET
SIZE
CAGE CODE
DRAWING NO.
REV
QSC AUDIO PRODUCTS, LLC
1675 MACARTHUR BOULEVARD
COSTA MESA, CA 92626
00PW4
REVISIONS
THRU
THRU
EFF DATE
BY
DESCRIPTION
70V
100V
ECOREV
01-20-15
1
2
2
4
4
8
8
16
16
OFF
MJ
PRODUCTION RELEASE
A
M. JEN
FG-060004-00
FG-060004-00
AC-S6T, SURFACE MOUNT
SPEAKER
D
FG-060004-XX
2
1 OF 1
1.5
BILL OF MATERIALS
QTYDESCRIPTIONPART NUMBERITEM
2
SPEAKER ASS'Y, AC-C4T
WP-040004-00
1
1
SHIPPING CARTON
PM-000842-00
2
2
POLYBAG, 12"X16"X3 MIL. THICK
PM-000412-00
3
NOTE: UNLESS OTHERWISE SPECIFIED
M. JEN
M. JEN
M. JEN
10
18
/
14
10
18
/
14
10
18
/
14
10
18
/
14
-02 PAINT WHITE PER RAL9010
1. FINISH: -01 PAINT BLACK PER RAL9017
2.
2
2
3
1
1
1
4
1
5
1
REAR VIEW
SIDE VIEW
FRONT VIEW
230 mm
[9.1 in]
160 mm
[6.3 in]
166 mm
[6.5 in]
150 mm
[5.9 in]
11.91"
[302.63 mm]
8.46"
[214.98 mm]
8.6"
[218.35 mm]
7.8"
[197.10 mm]
THRU
THRU
70V
100V
16
4
1
4
2
8
2
16
8
8 7 6 5 4 3 2 1
8 7 6 5 4 3 2 1
A
B
C
D
A
B
C
D
THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION
WHICH IS THE PROPERTY OF QSC AUDIO PRODUCTS, THAT
MAY NOT BE DISCLOSED, REPRODUCED OR USED WITHOUT
EXPRESS WRITTEN CONSENT FROM QSC AUDIO PRODUCTS.
TOLERANCES ARE:
MATERIAL
FINISH
DO NOT SCALE DRAWING
DRAWN
CHECKED
MFG ENG
QA CHECK
MODEL INFO:
DRAWING INFO:
APPROVALS
DATE
(DD-MMM-YY)
SCALE:
SHEET
SIZE
CAGE CODE
DRAWING NO.
REV
QSC AUDIO PRODUCTS, LLC
1675 MACARTHUR BOULEVARD
COSTA MESA, CA 92626
00PW4
REVISIONS
THRU
THRU
EFF DATE
BY
DESCRIPTION
70V
100V
ECOREV
01-20-15
1
2
2
4
4
8
8
16
16
OFF
MJ
PRODUCTION RELEASE
A
M. JEN
FG-060004-00
FG-060004-00
AC-S6T, SURFACE MOUNT
SPEAKER
D
FG-060004-XX
2
1 OF 1
1.5
BILL OF MATERIALS
QTYDESCRIPTIONPART NUMBERITEM
2
SPEAKER ASS'Y, AC-C4T
WP-040004-00
1
1
SHIPPING CARTON
PM-000842-00
2
2
POLYBAG, 12"X16"X3 MIL. THICK
PM-000412-00
3
NOTE: UNLESS OTHERWISE SPECIFIED
M. JEN
M. JEN
M. JEN
10
18
/
14
10
18
/
14
10
18
/
14
10
18
/
14
-02 PAINT WHITE PER RAL9010
1. FINISH: -01 PAINT BLACK PER RAL9017
2.
2
2
3
1
1
1
4
1
5
1
REAR VIEW
SIDE VIEW
FRONT VIEW
230 mm
[9.1 in]
160 mm
[6.3 in]
166 mm
[6.5 in]
150 mm
[5.9 in]
11.91"
[302.63 mm]
8.46"
[214.98 mm]
8.6"
[218.35 mm]
7.8"
[197.10 mm]
THRU
THRU
70V
100V
16
4
1
4
2
8
2
16
8
Specifications:
System Details AC-S4T
Effective frequency range
1
70 Hz – 20 kHz
Rated noise power / voltage
2
16 watts / 11.3 volts (rms)
Broad-band sensitivity
3
85 dB SPL
Coverage angle (-6 dB) 130° conical (500 Hz - 5 kHz)
Directivity factor (Q) 6
Directivity Index 8 dB
Maximum continuous SPL
4
97 dB
Maximum peak SPL
4
103 dB
Rated impedance 8 ohms
Recommended amplifier 32 watts
Transformer taps 70 V: 16, 8, 4, 2, 1 watts
100V: 16, 8, 4, 2 watts
8 ohm bypass
LF transducer 100 mm [4 in] Polypropylene woofer
25 mm [1 in] voice-coil
HF transducer 25 mm [1 in] Aluminium dome tweeter
25 mm [1 in] voice-coil
Input connector type Euroblock connector with parallel output
Enclosure material UV treated, high impact ABS polymer
Grille material Powder coated steel
Yoke material Powder coated steel, brass inserts
Enclosure Details
Ingress protection IP-44
Operating environment Designed for indoor use
Operating Temperature Range -20 to 50° C [-4 to 122° F]
Net weight 2.4 kg [5.3 lb]
Product dimensions 230 x 160 x 150 mm [9.1 x 6.3 x 5.9 in]
Shipping weight 5.3 kg [11.8 lb] (pair packed)
Shipping dimensions 292 x 206 x 368 mm [11.5 x 8.1 x 14.5 in] (pair packed)
Included accessories Yoke mount system, euroblock connector
1
Free-field, -10 dB from on-axis sensitivity
2
IEC60268-1 noise signal for 2 hours
3
On-Axis, free-field sensitivity, 2.83V, 1 m
4
Calculated from rated noise voltage and sensitivity
TD-000490-00
Mailing Address:
QSC Audio Products, LLC
1675 MacArthur Boulevard
Costa Mesa, CA 92626-1468 USA
Telephone Numbers:
Main Number: (714) 754-6175
Sales & Marketing: (714) 957-7100 or toll free (USA only) (800) 854-4079
Customer Service: (714) 957-7150 or toll free (USA only) (800) 772-2834
Facsimile Numbers:
Sales & Marketing FAX: (714) 754-6174
Customer Service FAX: (714) 754-6173
World Wide Web:
www.qsc.com
E-mail:
© 2015 QSC Audio Products, LLC. All rights reserved. QSC and the QSC logo are registered trademarks of QSC Audio Products, LLC in the U.S. Patent and Trademark office and
other countries. All other trademarks are the property of their respective owners. Patents may apply or be pending.
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