Thanks Ed for pointing out the ambiguity: I meant the K2 mic connectors. The TTDXD interface connectors also carry headphone audio and keying signals to the tranceivers. 73 Gary, N7IR At 04:26 PM 2/2/05 -0500, you wrote: > > >gary: >Unplug which mike connectors - in K2 or ten ten dx doubler >Ed, AE4EC