[Milsurplus] AF4K old and new

[Bob Camp]

Hi

Unfortunately, the basic design issue is “not enough tubes”. You get a specific gain through each stage. If you want 1/10th the power in the crystal, you need 10 db more power gain between the crystal and whatever comes next.  

Bob

> On Aug 11, 2024, at 7:41 PM, Hubert Miller <Kargo_cult at msn.com> wrote:
> 
>> Why not feed it with a VFO? You can go the traditional Eico or Heathkit route or try a new fangled synthesizer.   
>> Mike N2MS
> 
> My preference is to solve the design problem.
> -Hue 
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