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Re: New K3 built - can I reset the 5w calibration?

Posted by Vic Rosenthal on Dec 09, 2011; 1:45am
URL: http://elecraft.85.s1.nabble.com/New-K3-built-can-I-reset-the-5w-calibration-tp7076112p7076637.html

I learned the hard way that power handling capability of scope probes is
frequency-dependent. I blew TWO of mine trying to measure 100w on 28 mHz. (no, one lesson
is not enough for me). So check the ratings of your probes before you try this with more
than QRP power!

On 12/8/2011 3:09 PM, Don Wilhelm wrote:
> In fact, you can use the 'scope probe across the dummy load up to any
> level permissible by your 'scope and probe.  My probes will handle 100
> volts peak easily, and that is the 100 watt level.

--
Vic, K2VCO
Fresno CA
http://www.qsl.net/k2vco/

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