[Elecraft] K3 no mod from FP conn

Jan Erik Holm sm2ekm at bdtv.se
Fri Nov 16 09:40:01 EST 2012


Before I hassle elecraft support maybe someone on
the list can come up with something.

Just put together a new K3 and I can´t get any mic
connection to the FP connector, i e no modulation.
It works ok from the rear connector.

I checked Config / Main and don´t seem to find any
errors. Is there anything I could have forgot? Or
perhaps it´s just plain faulty.

The bias is not the issue, it´s turned off.

One thing, when I measure on the mic audio pin on
the connector I seem to have 5 Volts, that puzzles me.
I have not tried to measure on the rear connector
when that one is switched on.

Jim SM2EKM


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