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3 pin stereo plug connector layout
3 pin stereo plug connector

Pin
Name Direction Description
1 Spk Speaker
2 Mic Microphone / Push to talk
3 Gnd Ground


In Motorola Talkabout walkie talkies (and possibly others), there is a headset port. It is recessed, so the plug must be elongated to fit in it.

PTT is on pin two, the switch is in series with the mike, so that once the radio senses the mike impedance (over 1K on my meter) the radio transmits

According to 5 reports in our database (3 positive and 0 negative) the Motorola Talkabout headset pinout should be correct.

Is this pinout
Motorola Talkabout headset visual pinout:click to enlarge
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