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Pin number
1
2
3
4
5
6
7
8
Note: MIC GND and GND must not be connected together in the ARD9800 connector, or
RF feedback will result.
o.
SP IN Connector (3.5 mm mono jack)
Connect to the radio equipment's speaker jack. (Input level: 0.5 V – 5 V p-p)
Note: The output signal from a radio's "accessory" connector may not be sufficient to use for
this purpose. Use the transceiver's "speaker out" jack.
p.
SP OUT Connector (3.5 mm mono jack)
Connect an external speaker to this jack to disable internal speaker.
q.
DC IN Connector (EIAJ Type 4)
Connect to a regulated power supply. (10.7 ~ 16.0 V DC, Center pin – positive) For lower voltage
battery operation, set the internal jumper terminal for battery operation, and then connect external
batteries .
Signal
MIC GND
MIC IN
PTT
GND
NC
NC
GND
NC
10
Details
Microphone ground
Microphone Input
PTT (Push T o T alk) input
PTT ground
No connection
No connection
Ground
No connection
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