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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.

Results 15 BaofengUV5R-TRRS issues
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John, I want to say thanks for designing this little PCB and identifying the components and connectors. I have a project where we plan to track an APRS device on...

This isn't an issue, but I didn't want to create a Wiki until I was sure this worked. I created a Digikey shopping cart that contains all of the parts...

This is probably because noise from the charging circuit comes through on the UV5R's microphone line since the microphone line is not connected. Possibly bringing back the diode could help...

The notes say that it is uncertain why C2 is necessary, this is because the value of C1 is incorrect, in fact it doesn't match the value used in the...

The latest revision to the board on github, where R4 was added, is not reflected on OSHpark's shared repository. The boards I just received from OSHpark say 'r3' on the...