[Amps] SB-220: 1,800 Watts Output

[Carl]

But not at 2500 Ep

Carl
KM1H


----- Original Message ----- 
From: <Gudguyham at aol.com>
To: <vic at rakefet.com>
Cc: <amps at contesting.com>
Sent: Tuesday, December 01, 2009 3:50 PM
Subject: Re: [Amps] SB-220: 1,800 Watts Output


> As I recall Henry Radio  rated one of their "pair of 3-500" amplifiers  at
> 3000KW input, at 60% eff. (not unlikely) that would be 1800 watts PEP
> output.....NO?
>
>
> In a message dated 11/30/2009 12:30:32 P.M. Eastern Standard Time,
> vic at rakefet.com writes:
>
> Gudguyham at aol.com wrote:
>> I may be quite possible that the  Sb-220 WILL do 1800 watts PEP output
> with
>> the special Peter  Dahl transformer.  A regular SB-220 on 6 meters could
> do
>>  1600 PEP with a standard transformer.  Check this out
>>
>> _YouTube -  King Conversions SB220 Monoband 6M amplifier 1.5 KW+  -
>> QROKing.com_
> (http://www.youtube.com/watch?v=8c_X9C--hmM&feature=related)
>
> Well, my SB-1000 with ONE 3-500z will produce 1100 watts output, if I
> forget to turn down
> the drive from my exciter.
>
> The question is "for  how long will it do this?" My guess is "not too 
> long!"
> -- 
> 73,
> Vic,  K2VCO
> Fresno  CA
> http://www.qsl.net/k2vco
>
>
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