KB-702/KB-702GM TWO-CHANNEL SPEAKER STATIONS
4-1
TECHNICAL SPECIFICATIONS
KB-702/KB-702GM TWO-CHANNEL SPEAKER STA-
TIONS
dBu is an absolute measurement. 0 dBu is referenced to 0.775 volts RMS
Panel Microphone Input (KB-702GM)
Input Type Electret
Input Impedance >=2K
Ω
Mic Limiter Threshold -2dBu ±3dB
Mic Limiter Range >= 15dB
Headset Microphone Input
Input Type Dynamic
Input Impedance >= 1K
Ω
Mic Limiter Threshold -2dBu ± 3dB
Mic Limiter Range >= 15dB
Program Line Input
Maximum Level before Clipping >= 20dBu
Input Impedance >= 5K
Ω
Headset Output
Load Impedance >= 8
Ω
Output Impedance <= 25
Ω
Output Limiter Threshold +5dBu ± 3dB
Maximum Output Level before Distortion >= 17dBu
Speaker Output
Load Impedance >= 4
Ω
Max Output Level before 1% Distortion 20dBu ± 2dBu
Party Line Output
Off Noise < -74dBu
Output Impedance >10K
Ω
Party Line Input
Crosstalk < -60dB
Max level before Clipping >= 12dBu
Sidetone Null Capability (KB-702GM only) > 25dB
4
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