[Amps] 4 X 4-400C or 4 X 3-500Z HF amplifier

[Hsu]

The driving power  of 4X3-500Z maybe over 100W. 
----- Original Message ----- 
From: "Jim W7RY" <w7ry at inbox.com>
To: "EA8AUW Edu" <ea8auw at gmail.com>; <Amps at contesting.com>
Sent: Sunday, December 12, 2010 11:32 AM
Subject: Re: [Amps] 4 X 4-400C or 4 X 3-500Z HF amplifier


> For what frequencies or bands?
> 
> 73
> Jim W7RY
> 
> 
> --------------------------------------------------
> From: "EA8AUW Edu" <ea8auw at gmail.com>
> Sent: Saturday, December 11, 2010 9:47 AM
> To: <Amps at contesting.com>
> Subject: [Amps] 4 X 4-400C or 4 X 3-500Z HF amplifier
> 
>> Hello Everyone !
>> 
>> Somedoby have information for to building an HF amplifier with 4 X
>> 4-400C tubes or 4X 3-500Z ??
>> 
>> 
>> If you have any informations, please send me it.
>> 
>> Thanks you in advanced
>> 
>> 73 de EA8AUW  - Edu.-
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>> 
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