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2.5 输出连接

您可以使用随CST-2120附带的连接线缆连接功放和CST-2120音频变压器，以获得70伏或100伏
的电压输出。见图2.5.1。

在连接输出到扬声器时，建议您采用已有或专业的，高质量的，双绞线的，大规格扬声器线
材。为了防止短路，电缆与功放接驳线头不要超过6毫米。

请根据功放与扬声器之间的距离，采用如下建议规格的线材，并与核实是否适用于当地标
准。

距离

线规

大于25英尺（7.6米）

16AWG

26-40英尺（7.9-12.2米） 14AWG

输出

输出

TO

Speaker

TO

Speaker

图 2.5.1 连接功放和CST-2120音频变压器

图 2.5.2 连接扬声器

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Содержание CSA-2120

Страница 1: ...CSA 2120 Public Address System Amplifier User Guide CS Commercial Solution Series...

Страница 2: ......

Страница 3: ...CSA 2120 Public Address System Amplifier User Guide...

Страница 4: ...n operation or maintenance The information provided in this manual was deemed accurate as of the publication date However updates to this information may have occured Trademark Notice JBL is registere...

Страница 5: ...re and Connectors 9 2 5 Choosing Output Wire and Connectors 10 2 6 Wiring Your Audio System 11 2 7 Connect to AC Mains 12 2 8 Protect Your Speakers 12 2 9 Startup Procedure 12 3 0 Operation 13 3 1 Pre...

Страница 6: ...Connect this equipment only to the power source indicated on the equipment rear panel To reduce the risk of fire or electric shock refer servicing to qualified service personnel or equivalent If conne...

Страница 7: ...waste There is a separate collection system for used electronic products in accordance with legislation that requires proper treatment recovery and recycling Private household in the 25 member states...

Страница 8: ...60065 2001 Audio video and similar electronic apparatus Safety requirements GB8898 2001 Audio video and similar electronic apparatus Safety requirements EMC GB13837 2003 Sound and television broadcast...

Страница 9: ...can be connected between the amplifier and loudspeaker systems to obtain the impedance matching 1 1 Features High power output compact size light weight Accurate uncoloured sound with very low distor...

Страница 10: ...ry pack WARNING Before you start to set up your amplifier make sure you read and observe the Important Safety Instructions found at the beginning of this manual 2 2 Installing Your Amplifier CAUTION B...

Страница 11: ...e same direction 2 Connect them with the flat bracket 3 Attach an angle bracket to each side of the amplifier assembly with screws 4 Install the amplifier assembly into the cabinet For details of inst...

Страница 12: ...other side of the amplifier with screws 4 Install the amplifier assembly into the cabinet For details of installation in the chassis of the cabinet refer to the user guide of your cabinet Solution C W...

Страница 13: ...ck connectors see Figure 2 4 Unbalanced lines may be used but may result in hum or RF noise very long cable runs You can also use RCA connectors to connect audio devices for example CD DVD player Howe...

Страница 14: ...sible To prevent the possibility of short circuits the wires should be stripped back no greater than 6 mm 1 4 inch see Figure 2 5 2 Suggested below are guidelines to select the appropriate size of wir...

Страница 15: ...Channel 1 positive terminal of amp repeat for negative Repeat Channel 2 wiring as for Channel 1 The minimum impedance one of the amplifier channels can drive is 4 Ohms Therefore you can connect up to...

Страница 16: ...s wise to avoid clipping the amplifier signal Not only does clipping sound bad it can damage high frequency drivers The built in clip limiter prevents clipping Also avoid sending strong subsonic signa...

Страница 17: ...ier with the red Clip LEDs constantly flashing 7 Do not overdrive the mixer which will cause clipped signal to be sent to the amplifier Such signals will be reproduced with extreme accuracy and loudsp...

Страница 18: ...3 3 Rear Panel Controls and Connectors D AC Line Connector E Output Connectors 4 pin Euroblock connectors for dual loudspeakers F Amplifier Parameter Switchers Slide DOWN to turn on these functions Sl...

Страница 19: ...allows amplifiers without direct 70V or 100V output capability to drive distributed speaker systems designed to operate at those voltages Features Providing two channels of impedance matching for Con...

Страница 20: ...inch 48 3 cm equipment rack EIA RS 310B You can have the following options according to your application Rack mounting the transformer module with a CSA 2120 amplifier Rack mounting single unit Wall m...

Страница 21: ...from 20 Hz to 1 kHz 50 dB below rated at 20 kHz Input Impedance nominal Balanced 20 k Ohms Unbalanced 10 k Ohms AC Line Voltage and Frequency Configurations Available 100 240 V 50 60 Hz Maximum Input...

Страница 22: ...er Service your system installer or retailer On The World Wide Web www jblcommercialproducts com Professional Contacts Outside the USA Contact the JBL Professional Distributor in your area A complete...

Страница 23: ...CSA 2120...

Страница 24: ...JBL JBL International 2012 JBL Incorporated 8400 Balboa Blvd Northridge CA 91329 USA All Rights Reserved...

Страница 25: ...1 2 JBL 4 1 0 5 1 1 5 1 2 5 2 0 6 2 1 6 2 2 6 2 3 9 2 4 9 2 5 10 2 6 11 2 7 12 2 8 12 2 9 12 3 0 13 3 1 13 3 2 14 3 3 14 A 15 B 17 C 17 D 18 E RoHS 19...

Страница 26: ...2 E N L L N E 3 240V CSA UL...

Страница 27: ...3 25...

Страница 28: ...4 Crown Audio Inc 1718 W Mishawaka Road Elkhart IN 46517 USA CSA 2120 IEC60065 2001 GB8898 2001 EMC GB13837 2003 GB17625 1 2003 16A...

Страница 29: ...5 1 0 JBL Commercial CSA 2120 CSA 2120 CST 2120 1 1 Euroblock 1 2 JBL Professional...

Страница 30: ...6 2 0 2 1 JBL Professional 2 2 2 2 3 2 2 4 2 2 5 2 2 1...

Страница 31: ...7 A CST 2120 CST 2120 2 2 3 1 2 3 4 2 2 1 2 2 2 2 2 3 CST 2120...

Страница 32: ...8 B 2 2 4 1 2 3 4 C 2 2 5 1 2 2 2 5 2 2 4...

Страница 33: ...9 2 3 2 4 JBL Professional 22 24 Euroblock 2 4 RCA CD DVD RCA Euroblock EUROBLOCK CONNECTORS MONO SUM UP R L STEREO R L RCA CONNECTORS G G G G 2 4 RCA Euroblock...

Страница 34: ...10 2 5 CST 2120 CST 2120 70 100 2 5 1 6 25 7 6 16AWG 26 40 7 9 12 2 14AWG TO Speaker TO Speaker 2 5 1 CST 2120 2 5 2...

Страница 35: ...11 2 6 2 6 1 1 1 1 2 4 16 8 4 70Hz STBY 70Hz 50W 100 240V 50 60Hz 70Hz STBY 70Hz 50W 100 240V 50 60Hz 2 6...

Страница 36: ...12 2 7 IEC IEC 10 15 2 8 70HZ 70V 100V CST 2120 2 9 1 2 3 4 5...

Страница 37: ...13 3 0 3 1 1 2 3 4 5 6 LED 7 8 9 10 JBL Professional...

Страница 38: ...14 3 2 A B LED 40dB LED C 3 3 D E 4 Euroblock F 1 CH1 70 Hz 2 CH2 70 Hz 3 CH1 4 CH2 5 G RCA H Euroblock 3 Euroblock A C B 70Hz STBY 70Hz 50W 100 240V 50 60Hz D E F G H...

Страница 39: ...15 A JBL Commercial CST 2120 CSA 2120 4 8 CSA 2120 70 100 CSA 2120 70 100 CSA 2120 Euroblock CST 2120...

Страница 40: ...16 1 19 EIA RS 310B CSA 2120 2 4 3 CST 2120...

Страница 41: ...4 Ohms 8 Ohms 1 W 1 1 dB 4 8 Ohms 8 Ohms 1 4 Vrms 1 kHz 8 Ohms A 100 dB 8 Ohms 20 1 kHz 70 dB 20 kHz 50 dB 20 k Ohms 10 k Ohms 100 240 50 Hz 60 Hz 20 dBu 1 1 60dBu 95 0 C 40 C x x 8 2 x 1 7 x 7 209 mm...

Страница 42: ...1 15 B 6 23 28 852 2942 2100 852 2424 0788 http www acehk com 9 100121 86 10 8536 0422 86 10 8536 0149 info acebj com 716 200082 86 21 5521 1510 86 21 6589 7112 sacek online sh cn 1 4 5 510100 86 20 8...

Страница 43: ...19 E RoHS Pb Hg Cd Cr 6 PBB PBDE SJ T11363 2006 X SJ T11363 2006...

Страница 44: ...Part Number 142866 1 Issue 02 12 JBL Professional 8500 Balboa Blvd Northridge CA 91329 USA 818 894 8850...

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