RoIP: Mic Connector

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ICOM - HM-152 RJ 45 Wiring

Pin 1 = 8 volts
Pin 2 = Frequency up/ down
Pin 3 = AF output (headset audio)
Pin 4 = PTT
Pin 5 = Mic Ground (-)
Pin 6 = Mic audio (+)
Pin 7 = Ground
Pin 8 = Squelch Switch

FLEX-3000/1500 Mic Connector Wiring

Pin 1 = VFO Up
Pin 2 = VFO Down
Pin 3 = +5 VDC
Pin 4 = Mic Ground (-)
Pin 5 = Mic audio (+)
Pin 6 = PTT
Pin 7 = Ground
Pin 8 = Increase Step Tune


Motorola GM300 Wiring

Motorola-gm300.jpeg


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