5 - 2
IC-M34
To
[SP MIC]
connector
PC
to USB po r t
to RS-232C po r t
OPC-478 (RS-232C type)
OPC-478UC (USB type)
OPC-478U (USB type)
FM
deviation meter
SINAD meter
Speaker (8
Ω
)
Audio generator
AC millivoltmeter
to the antenna connector
Attenuator
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)
DO NOT
transmit while
an SSG is connected to
the antenna connector.
To CLONE line
(BLUE)
To SP line
(RED)
OPC-478/U/UC
WHITE (MIC)
(MIC line)
(SP line)
BLUE (CLONE)
SHIELD (GND)
(CLONE line)
To the transceiver
RED (AFOUT)
To audio generator/AC millivoltmeter
To SINAD meter/speaker
JIG cable
PTT
33 k
Ω
• JIG cable
T
o the MIC line
(WHITE)
OPC-1668
(Parts No.: 8900016260)
• CONNECTION
