[Elecraft] K3 and preamp

[Phil Hystad]

>  ...<cut>... Use the K3's internal audio voltmeter to determine this.  Turn off AGC, with the antenna connected, calibrate the dB readout to zero following the instructions in the manual, then remove the antenna.
> 
> 73, Jim K9YC

Here I have been a K3 owner for several years and I never knew that there was an internal audio voltmeter.  I admit to maybe having missed this in reading the documentation but every time Jim (K9YC) speaks, I learn something.

73, phil, K7PEH