462 TMAA01-01 Line-Interface Board TM8100/TM8200 Service Manual
© Tait Electronics Limited June 2006
17.7.2 Radio With Line-Interface Board: Receiver + Line Input
Transmitter Frequency Response*
Bandwidth
Response
*relative to 1kHz, 20% deviation, below
limiting
300Hz to 3kHz
+1, -3dB relative to -6dB/octave
Test Signal 0dBm line input*, audio tap T1
*60% deviation at 1kHz
Signal-to-Noise Ratio*
Narrow Bandwidth
Wide Bandwidth
*demodulated, filtered 300Hz to 3kHz and
de-emphasised 750µs rms
>40dB
>43dB
Mute Ratio >60dB
Distortion*
*demodulated, filtered 15kHz low pass
<3%