[Milsurplus] BC-654...
John McCarty
jmccarty at lucent.com
Fri Mar 4 19:55:38 EST 2005
Robert and All;
O.K., I didn't explain myself well. I replaced the selenium with a little
silicon bridge before I even applied power the first time. I found a multi cap
bathtub that was shorted from A+ (if I remember correctly) to case. Still has
low A voltage.
I forgot to tell Ken, the rig covers 3.8 to 5.8 Mc
73
n9hrt
WA5CAB at cs.com wrote:
>
> John,
>
> Low A+ from the PE-104 is almost always caused by the selenium rectifiers.
> I've found very few bad capacitors in either them, the BC-654 or the PE-103. I
> went through half a dozen NOSB PE-104's last year without finding a single
> one with good seleniums.
>
> In a message dated 3/4/2005 6:22:58 PM Central Standard Time,
> jmccarty at lucent.com writes:
> > A+ voltage from pe-104 still low, may yet be a
> > bad cap in the '104, as it's a tough thing to work in. Someone suggested
> > that
> > replacing the little bridge rectifier with silicon may also caused this
> > problem.
> > Looks like it was built from the inside out
>
> Robert Downs - Houston
> <http://www.wa5cab.com> (Web Store)
> <wa5cab at cs.com> (Primary email)
> <wa5cab at houston.rr.com> (Backup email)
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