km1h@juno.com wrote:
Vic Rosenthal <rakefet@rakefet.com>
writes:
> >Also, Harbach has a module containing 8 210/450 capacitors (I don't
> >know what
> >kind) for $115. It includes the mounting plates (easy to make) and
> >the bleeders
> >(pretty cheap). However, he matches the capacity within 1-1/2%.
>
> Harbach does that in order to maintain long term reliability with a high
> value equalizing resistor. If you start off with a very close tolerance,
> it should hold over temp and time. Cheap caps are known for value drift
> with temp.
I bought 8 matched caps from him (not the module, just the caps) for $68. The
set I got measured about 240 mf each, CDE type DCM.
73,
Vic, K2VCO
Fresno CA
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