ranchorobbo at gmail.com
Fri May 1 14:43:55 EDT 2015
> The only original cap left is the oil-filled filter cap in the power supply.
It might not be a bad idea to leak test the cap. I have had two oil
caps in the p.s. of my CR88 short on me. They were each 4 mfd 500 v.
Over time the seals around the lugs let in air a bit and the
dielectric becomes contaminated. The first time it happened I
replaced the cap with a NOS Sangamo 600 v. 5 mfd oil cap. The second
time it happened I got serious and replaced the remaining two with two
sets of 1 mfd 600 v. polypropylene caps, 5 each paralleled. I got
lucky both times--I was in the shack or not far away and caught the
failure right away the first time and within 15 minutes or so the
More information about the AMRadio mailing list
This page last updated 24 Nov 2017.