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JDM
Professional Six Zone
Desktop Mixing Amplifiers
Operating Instructions
Distributed by Altronic Distributors Pty. Ltd. Perth. Western Australia.
6 Zone Public Address Amplifiers
®
120W
A 4330
240W
A 4332
480W
A 4336
Phone: 1300 780 999 Fax: 1300 790 999
Internet: www.altronics.com.au
Revision: 23/08/2019
1
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Summary of Contents for JDM A 4330
- Page 1 6 Zone Public Address Amplifiers ® Professional Six Zone Desktop Mixing Amplifiers 120W A 4330 240W A 4332 480W A 4336 Operating Instructions Distributed by Altronic Distributors Pty. Ltd. Perth. Western Australia. Phone: 1300 780 999 Fax: 1300 790 999 Internet: www.altronics.com.au...
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Page 2: Safety Instructions
6 Zone Public Address Amplifiers ® Congratulations on purchasing this 6-Zone Public Address SAFETY INSTRUCTIONS: amplifier. It is housed in a heavy duty 3RU rack mount cabinet • Please read these instructions before use. DO NOT switch on and includes a host of features. It is ideally suited for use in the mains power until installation is complete. - Page 3 6 Zone Public Address Amplifiers ® Figure 1: Front Panel Controls FRONT PANEL CONTROLS: 4. CHIME: Pushing the CHIME button once will activate the two or four tone 1. MIC/LINE LEVEL: chime. Use the knob to adjust the signal level. This is for pre- A.
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Page 4: Mic/Line Input
6 Zone Public Address Amplifiers ® Figure 2: Rear Panel Controls REAR PANEL CONTROLS: B. PRE OUT: This 6.35mm jack is for connecting an unbalanced line level 1. MIC PRIORITY SWITCH: output signals to an external amplifier or a signal processor These are the priority-setting switches for microphone inputs 1, 2 such as an equalizer. - Page 5 6 Zone Public Address Amplifiers ® For connection of one set of speakers only. DO NOT EXCEED For connection of one set AMPLIFIER RATING. of speakers only. DO NOT COMBINE WITH DO NOT EXCEED 4 OHM SPEAKERS AMPLIFIER RATING. DO NOT COMBINE WITH SPEAKERS WITH 100V 4 OHM SPEAKERS TRANSFORMERS FITTED...
- Page 6 6 Zone Public Address Amplifiers ® SETTING PRIORITY FUNCTIONS: When shipped the amplifier is factory preset as follows: • PCB jumper shunt MS2 (yellow) is set to “SLAVE” position. • Tel-Paging / Night Ringer is set to the same priority as Radio / CD module, and is linked to the setting position of jumper MS2.
- Page 7 6 Zone Public Address Amplifiers ® Typical installation diagrams.
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Page 8: Specifications
A 4330 Power: ............120 watts RMS Telephone input: ..............245mV A 4332 Power: ............240 watts RMS A 4330 Rated current (AC operation): ........3.6A A 4336 Power: ............480 watts RMS A 4332 Rated current (AC operation): ........6.4A Distortion THD: ............< 1% @ 1kHz A 4336 Rated current (AC operation): ........14A...