MS-702 TWO-CHANNEL MAIN STATION
4-2
IFB/Hot Mic
Typ e Un ba lan ce d
Output Impedance 180
Ω
Load Impedance >= 600
Ω
Frequency Response
Panel Mic - Party Line 600 - 10KHz ± 3dB
Headset Mic - Party Line 200 - 12KHz ± 3 dB
Headset Mic - Line Out 200 - 12KHz ± 3 dB
Program Input - Party Line 100 - 17KHz ± 3 dB
Program Input - Headset Out 200 - 10KHz ± 3 dB
Program Input - Speaker Out 300 - 10KHz ± 3 dB
Party Line - Headset Out 200 - 10KHz ± 3 dB
Party Line - Speaker Out 300 - 10KHz ± 3 dB
Max Distortion
Panel Mic - Party Line <= 0.5%
Headset Mic - Party Line <= 0.5%
Headset Mic - Line Out <= 0.5%
Program Input - Party Line <= 0.2%
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 < -65 dBu
Headset Mic - Party Line < -70 dBu
Headset Mic - Line Out < -55 dBu
Program Input - Party Line < -85 dBu
Program Input - Headset Out < -60 dBu
Program Input - Speaker Out < -60 dBu
Party Line - Headset Out < -50 dBu
Party Line - Speaker Out < -50 dBu
Max Gain
Panel Mic - Party Line >= 37 dB
Headset Mic - Party Line 41 dB ± 2 dB
Headset Mic - Hot Mic Out 55 dB ± 3 dB
Headset Mic - Announce Out 55 dB ± 3 dB
Program Input - Party Line >= -16 dB
Program Input - Headset Out >= 18 dB
Program Input - Speaker Out >= 24 dB
Party Line - Headset Out >= 34 dB
Party Line - Speaker Out >= 40 dB
Min Gain
Panel Mic - Party Line <= 25 dB