4 - 2 frequency response, Max distortion, Noise – Clear-Com KB-702GM User Manual
Page 26: Max gain, Power, Internal adjustments and connections
K B - 7 0 2 / K B - 7 0 2 G M T W O - C H A N N E L S P E A K E R
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