KB-702/KB-702GM TWO-CHANNEL SPEAKER STATIONS
4-2
Frequency Response
Panel Mic - Party Line (KB-702GM only) 300 - 16KHz ± 3dB
Headset Mic - Party Line 300 - 15KHz ± 3dB
Program Input - Headset Out 200 - 18KHz ± 3dB
Program Input - Speaker Out 200 - 18KHz ± 3dB
Party Line - Headset Out 200 - 18KHz ± 3dB
Party Line - Speaker Out 200 - 18KHz ± 3dB
Max Distortion
Panel Mic - Party Line (KB-702GM only) <= 0.5%
Headset Mic - Party Line <= 0.5%
Program Input - Headset Out <= 0.2%
Program Input - Speaker Out <= 0.5%
Party Line - Headset Out <= 0.2%
Party Line - Speaker Out <= 0.5%
Noise
Panel Mic - Party Line (KB-702GM only) < -65dBu
Headset Mic - Party Line < -70dBu
Program Input - Headset Out < -60dBu
Program Input - Speaker Out < -60dBu
Party Line - Headset Out < -50dBu
Party Line - Speaker Out < -50dBu
Max Gain
Panel Mic - Party Line (KB-702GM only) >= 37dB
Headset Mic - Party Line 41dB ± 2dB
Program Input - Headset Out >= 18dB
Program Input - Speaker Out >= 24dB
Party Line - Headset Out >= 34dB
Party Line - Speaker Out >= 40dB
Power
Input Voltage Range 20-30 VDC
Input Current (Idle) <= 90mA
Input Current (Max) <=110mA
Internal Adjustments and Connections
Intercom: Line Five terminal connector
Program Input Three terminal connector
Option Switches Three DIP switches
Call Signal Jumper3 Three sets of options jumpers
Call Alert Tone Level Control Level adjustment control
