[Elecraft] K-2 5 volts on Mic Jack

I have a strange one for the group. I use a TigerTronics SignaLink for PSK. Yesterday I set the jumpers up to use it on the K-2. The interface can get it's power from the mic jack. The manual states that the unit draws 10 ma and I've used it this way on my IC-735. When I tried power up the interfa

[Elecraft] PSK , VOX and the K-2

Has anyone had any luck using the vox to key the K-2 on PSK? I find that it takes a very high audio output from my sound card and vox does not key reliably. I'm using an Radio Shack isolation transformer, 100k resistor in the audio line with a 1k pad resistor to the mic ground. This same set up wor