[TowerTalk] STEPPIR QUESTION

Rick Karlquist richard at karlquist.com
Wed Jul 15 11:11:33 PDT 2009


Dick Green WC1M wrote:
> That's great info, Jerry. So, if I understand the design correctly, if one
> of the two wires in a pair is accidentally disconnected, and it happens to
> be the return current line, the chip will burn itself up. Is that correct?

I had an intermittent in one of the connectors on my MonstIR and it
got disconnected many times without damage (the MonstIR worked
fine once I fixed the intermittent).  I don't know whether it
was the return line though.  IIRC it was pin 12, but I'm not
sure.

Rick N6RK



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