[Amps] 4CX250 IMD

[jeremy-ca]

I wouldnt even think about trying that on this amp. Sorry if I wasnt plain 
about that.

Carl
KM1H


----- Original Message ----- 
From: "Peter Chadwick" <g3rzp at g3rzp.wanadoo.co.uk>
To: <amps at contesting.com>
Sent: Friday, September 28, 2007 11:53 AM
Subject: Re: [Amps] 4CX250 IMD


>> PP 6 &  2M 4CX250 amp by a long time friend <
> I ahev a feeling that although at HF, the application of negative feedback 
> to significantly improve the IMD is practicable, doing so at VHF might be 
> somewhat different. Other than unbypassed cathode resistance, I, as the 
> Scots put it ' Hae ma doots' about doing it. But I'd be interested in 
> knowing if anyone has managed to so do in a repeatable and stable manner. 
> It ought to be possible........in theory
> 73
> Peter G3RZP
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