[Elecraft] KX-3 TX current draw?

John Oppenheimer john at kn5l.net
Sat May 9 09:34:23 EDT 2020


Hi Drew,

50 MHz TX constant 4 W carrier:

KX3 #1658
KX3 PS 13.2 during XMIT
ATU bypass
Elecraft DL1
KX3 SWR 1.5
Current = 2.3A

John KN5L

On 5/8/20 6:52 PM, Mooneer Salem wrote:
> I got 2.36A current consumption @ 5W using a dummy load and the TX button
> on 50.100MHz USB with my KX3 (S/N 3262). The voltage dropped from 13.74V to
> 13.67V during transmit. (Measured using an in-line Powerpole meter attached
> between a 54Ah LiFePO4 battery and the KX3.) Hopefully this helps!


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