[aprssig] Bluetooth RS232 adapters to run a TNC?

Jason KG4WSV kg4wsv at gmail.com
Mon Sep 12 20:34:25 CDT 2016

> On Sep 12, 2016, at 7:25 PM, Jim Wagner <wagnejam99 at comcast.net> wrote:
> One big problem with implementing RS232 to Bluetooth adaptors is the lack of reliable power.

Modern units seem to usually provide a way to get power in or out of the TNC on one of the unused serial pins. IIRC even the KPC units could be jumpered for it. 

E.g. The serial port on on pretty much all of the Opentrackers can supply either ~12V or regulated 5V. 


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