Clear-Com PIC-4704 - Manual (Page 23)

P I C - 4 7 0 4 , M A - 7 0 4 & A X - 7 0 4 I F B S Y S T E M
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SPECIFICATIONS
PIC-4704, AX-704 AND MA-704 TECHNICAL
SPECIFICATIONS
dBu is an absolute measurement. 0 dBu is referenced to 0.775 V RMS.
Panel Microphone Input (MA-704)
Input Type Electret
Input Impedance >=2KΩ
Mic Limiter Threshold 0dB ± 3dB
Mic Limiter Range >= 15dB
Program Line Input
Maximum Level before Clipping >= 20dBu
Input Impedance >= 5KΩ
Frequency Response
Panel Mic - Talent (MA-704 only) 200 - 18KHz ± 3dB
Program Input - Talent 200 - 18KHz ± 3dB
Extension Line - Talent 200 - 18KHz ± 3dB
Max Distortion
Panel Mic - Talent (MA-704 only) <= 0.5%
Program Input - Talent <= 0.1%
Extension Line - Talent <= 0.1%
Noise
Panel Mic - Talent (MA-704 only) < -65dBu
Program Input - Talent < -85dBu
Extension Line - Talent < -85dBu
Max Gain
Panel Mic - Talent (MA-704 only) >= 30dB
Program Input - Talent >= -14dB
Extension Line - Talent -14dB ± 3dB
Min Gain
Panel Mic - Talent (MA-704 only) <= 40dB
Program Input - Talent <= -45dB
Power (PIC-4704)
Input Voltage Range 20-30 VDC
Input Current <= 90mA
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