This guide details how to modify a budget $13 Push-to-Talk (PTT) unit for Baofang radios, which is commonly wired incorrectly for headset use. The process involves disassembling the PTT, desoldering and resoldering the red and green wires to reverse the audio input/output, and reassembling. This DIY fix ensures audio is correctly routed to the headset for reception and from the microphone for transmission, saving significant cost compared to professional units.
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