IFR COM-120B

Rev. 1.0 Page 6
External Mod
source for radio
under test
Scope / DVM Input
(200 VRMS Max)
AUDIO / DATA
SINAD IN
(15mV – 15V)
EXT MOD IN
2 kHz / Vpk Narrow
10 kHz / Vpk Wide
DEMOD
OUT
AUDIO / DATA
GEN OUT
0 – 1.7 VRMS
External Audio
Analysis
Microphone
Input