[Amps] Alpha 76A 3 holer.... happy with just 2 tubes?

[Roger]

On 6/12/2012 10:03 AM, Patrick Barthelow wrote:
> Friends,
> Have an Alpha  76A for sale, with 3 tube PA, and legitimate questions of concern are voiced,  for the very expensive finals, no longer made, by prospective buyers.

3CX300A7s (8874's) are still listed as being made and RF parts lists 
them but they are very expensive.


73

Roger (K8RI)


> If one of the three finals fail, is it a simple matter to just run the remaining two and an empty socket, at slightly reduced output?   Any I/O circuits need to be
> changed/optimized for two tube operations?
>
> Best Regards,
> Pat Barthelow  AA6EG
>
>
>
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