On Thu, 6 Feb 2003 11:54:30 -0600, Don Hill AA5AU wrote:
>Is anyone running an RF Parts 3-500ZG in an Ameritron AL-80B amplifier on RTTY?
>My Amperex 3-500ZG failed last night. Looks like the RFP ZG is the best
>choice as a replacement since Eimac no longer makes this tube (although there
>may still be some Eimac tubes around).
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Yes, I have one of theirs (Chinese) in a Heath SB-1000, a clone of the
AL-80B, and it has worked fine. I haven't used the rig in a year or so,
but it did get a good amount of RTTY contesting before then.
I spoke to one of the reps at RF Parts before I bought it and he told me
they were well aware of the differences between various Chinese
manufacturers and only bought the best. They also individually tested
each one they received before putting it in stock.
I'd say you could trust them.
73, Bill W7TI
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