High Power HF BA's?

Bry Carling bcarling at CFL.RR.COM
Sat Mar 29 05:39:08 EDT 2008


Hello Doc,
Lest we forget - there are also:

E.F. Johnson 500 AM-CW transmitter
TMC Model GPT-750
TMC Model SBT-1K
TMC Model GPT-10K
Hallicrafters SR-2000
Meissner 150B

I am sure the other chaps will think of some more for your fine 
listing!

73s,  Bry AF4K

> I have been gathering info re. HF rigs with
> hight power output, minimum 450W PEP Output.
> 
> The four rigs below appear to meet that criteria,
> are there others?
> 
> Hallicrafters SR-400A
> National NCX-1000
> Swan 700CX
> Yaesu FT-DX570
> 
> Two additional questions:
> 
> 1.  Has anyone heard of a conversion of these
>      rigs to a single GI-7B as the sweep tubes
>      become unaffordable or unobtanium?
> 
> 2.  Has anyone heard of a modification of these
>      so that the final RF amp stage may be used
>      as a SSB amp for an external exciter?
> 
> 3.  Is anyone aware of one in decent cosmetic
>      and operating condition for sale?
> 
> -- 
> 
> Thanks! & 73, doc, KD4E
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