[OZAPRS] TNC

Kevin Dawson kevind at esi.com.au
Sat Jan 16 10:24:23 EST 2010


Dave Horsfall wrote:

> Is that the TNC-220 that not only was unscreened, but for some 
> unfathomable reason had *capacitors* across the A/D lines?

If it's the Pac-Comm TNC-220, it would be the same one that never had a 
chance of working on its HF port.  I debugged it one day and wrote up a 
few pages of design errors made worse by the kludges trying to fix them. 
  After the fixes it worked fine, so if there is a need, I can repost.

Kevin


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