[Elecraft] KX3 power supply

Don Wilhelm w3fpr at embarqmail.com
Mon Jan 14 18:17:57 EST 2013


Bruce,

Be cautious with wall wart supplies with the KX3.  Many are not 
regulated and also throw out spurious responses that may not bother some 
other receivers, but the KX3 with its 'direct to baseband' architecture 
is quite susceptible to that kind of power supply interference.  You 
will be more certain of success using a small (or large) linear supply 
rated at 13.8 to 15 volts at 3 amps or greater.  My KX3 is connected to 
a 35 amp Astron (with a suitable fuse - 5 amps).  That supply also 
powers the K3 and a number of shack accessories.

73,
Don W3FPR

On 1/14/2013 5:14 PM, Bruce Manning wrote:
> Has anyone found a "wall wart" supply that works well with the KX3?



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