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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