[Elecraft] (no subject)
Vic K2VCO
vic at rakefet.com
Sat Apr 8 16:02:23 EDT 2006
Dave Sublette wrote:
> I stopped by to see them at their booth at a large hamfest to discuss
> a problem I was having with their 300 watt amp for two meters. In
> spite of careful tweaking and adequate drive and power supply, I
> could only get 240 watts output, as measured on my Bird wattmeter, I
> asked the MFJ "engineer" on duty if that was within normal tolerances
> for manufacturing for this amp. His reply was, "You can't trust
> those Bird wattmeters." I Quickly thanked him for his time and left.
> I could see no reason to waste any more of my time.
Actually, I think the Bird's accuracy is specified as 5% of full scale.
So if you were using a 1KW slug in the bird, it could have been off by
as much as 50 watts, brand new.
--
73,
Vic, K2VCO
Fresno CA
http://www.qsl.net/k2vco
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