![background image](http://html1.mh-extra.com/html/icom/ic-f33gs/ic-f33gs_service-manual_612553005.webp)
FM
deviation meter
SINAD meter
Speaker (8
Ω
)
Audio generator
AC millivoltmeter
to the antenna connector
Attenuator
20 dB or 30 dB
RF power meter
0.1−10 W/50
Ω
Frequency
counter
Standard signal generator
0.1 µV to 32 mV
(−127 dBm to −17 dBm)
CAUTION!
DO NOT
transmit while
an SSG is connected to
the antenna connector.
To [SP]
IC-F33G/F34G
To [MIC]
JIG cable
PC
to USB port
to RS-232C port
OPC-478 (RS-232C type)
OPC-478U (USB type)
OPC-478/OPC478U
JIG cable
To IC-F33G/F34G
[SP] jack
3-conductor 3.5(d) mm (
1
⁄
8
") plug
(SP + )
(CLONE)
(GND)
(SPE − )
5 - 3
• CONNECTION
• JIG CABLE