Icom IC-PCR100 Service Manual page 19

Standard signal
generator
0.01–1500 MHz
–17 to –125 dBm
0.13 µV to 32 mV
to antenna connector
DC power supply
13.8 V/1.0 A
to DC 13.8 V
to external speaker jack
5 - 6
External speaker
AC milivoltmeter
Computer
to RS-232C port
L112
R523
R521
Total gain
adjustment