[Elecraft] K3: past chirp report

[Guy Olinger K2AV]

On Thu, Jan 19, 2017 at 2:09 PM, Doug Smith <doug at w7kf.com> wrote:
> 2) Voltage at the K3S is 13.8 key up and 13.2 key down; seems OK.  Power supply is a switcher which I’ve used for some years.
>
> 3) K3S is drawing 21.96 amps key down.  (Not running 100 watts into the amp.)

2) that's too much of a drop. Running 40 watts out to drive my Alpha
8410, the voltage is 14.1 key up and 13.9 key down reading from the
transceiver display. 3) 40 watt current draw is 10.8 amps.

You should run your power supply at 14.2 volts out, use a short cord to the K3S.

73, Guy K2AV