[ARC5] BC-221 and LM Solid State Conversion

[J. Forster]

Are these conversions essentially building a FET transistor equivalent for
the tubes into old tube bases, with no soldering mods required?

Thanks,
-John

================


> I found an old article I had saved on converting the BC-221 Frequency
> Meter to solid state and also a little info on converting the LM frequency
> meter in a similar manner.
>
> I scanned the material and sent it to David Ross for his website but for
> those of you who simply must have a solid state BC-221 up and running by
> sundown contact me directly and I will send it to you.
>
> By the way, I could not get the circuit to work with my LM, but have not
> tried it with a BC-221 yet.
>
> Wayne, WB5WSV
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