[Elecraft] K3 - How much supply voltage is too much?

n5ge at n5ge.com n5ge at n5ge.com
Tue May 10 14:40:25 EDT 2011


From Page 8 of the K# owners manual, Revision D9, Dec. 7, 2010: 

"Supply Voltage and Current
13.8 V nominal (11 V min, 15 V max). 17-22 A typical in TX for K3/100, 3-4 A
typical in TX for K3/10. 0.9A typical RX (less sub receiver). When using reduced
supply voltage (< 12 V), power output should be reduced (e.g. 70 W at 11 V)."

73,
Tom
Amateur Radio Operator N5GE


On Tue, 10 May 2011 13:54:01 -0400, Ross Primrose N4RP <n4rp at aiko.com> wrote:

>I have a surplus laptop switching supply that's 15V @ 5A. Is that too 
>high a voltage to run my 10W K3 on routinely?
>
>Thanks, and 73, Ross N4RP



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