Arent RF Parts versions just selected and private labeled from the same
factory as the others?
Of course they con the unknowing into buying "matched pairs" at a premium.
Matched my a**.
Carl
KM1H
Carl
KM1H
----- Original Message -----
From: <Gudguyham@aol.com>
To: <PlanerGuy@aol.com>; <w8ji@w8ji.com>; <carlseye@verizon.net>;
<amps@contesting.com>
Sent: Tuesday, July 24, 2007 10:19 PM
Subject: Re: [Amps] amps?
>
> In a message dated 7/24/2007 10:08:57 P.M. Eastern Daylight Time,
> PlanerGuy@aol.com writes:
>
> Or is my premise incorrect, and ALL Chinese tubes are junk?
>
> Kevin
>
>
>
> Kevin, I have been buying and using RF Parts 3-500Z tubes for the last 7
> years in my SB-220 6 meter conversions. Must have bought 20 sets of them
> and
> never had a problem. They are stable and make as much output on 6 meters
> as
> they do on 80 meters. Don't know the long run on them, but they do
> perform
> well. In an SB-220 it is really hard to kill 3-500's because they really
> don't
> run them up all the way. the average SB-220 does about 1100 to 1200
> watts
> out with 100 in. They can do 25% more output as shown by Henry and
> Ameritron,
> so in an SB-220 they last along time. Many SB-220's still have original
> tubes still making maximum power output. Lou
>
>
>
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