Baofeng UV5R TRRS Adapter

by johnboiles.

2 layer board of 1.08x0.32 inches (27.36x8.15 mm).
Shared on January 22nd, 2014 20:19.

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Tiny board that allows you to connect the Baofeng UV5R radio to a smartphone or other device that uses a TRRS connector for audio. Useful for connecting the radio to a software TNC app such as APRSDroid or PocketPacket.

The PCB and a US quarter

Bill of Materials

1x Kenwood Type Speaker Mic Cable (Alternately, you can use a 3.5mm and a 2.5mm cable)

1x 3.5mm TRRS Cable

1x 10k Resistor 0603

2x 2.2k Resistor 0603

2x .01uF Capacitor 0603

1x 3" of ¼" diameter heat shrink tubing (optional)

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