Please pardon the OT bandwidth. Although, even if you don't have our K2
Internal Mic Adaptor, you still might find this latest app note informative.
It addresses configuring the jumpers, in the context of possibly *DAMAGING*
a dynamic microphone by mistakenly applying external bias.
See
http://www.unpcbs.com/notes/#note-5 for details.
Our thanks to Don Wilhelm (W3FPR) and Brian Lloyd (WB6RQN) for their
contributions to this article.
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