[AMRadio] Too much HV

John Coleman jc at pctechref.com
Tue Oct 18 11:28:41 EDT 2011


It happened to me.  My choke was wired in the center tap of the plate XFMR
and then to ground.  The insulator on the choke shorted out and it grounded
the center tap of the plate XFMR, effectively bypassing the choke.  Voltage
nearly doubles.
John, WA5BXO

-----Original Message-----
From: amradio-bounces at mailman.qth.net
[mailto:amradio-bounces at mailman.qth.net] On Behalf Of WA5VGO
Sent: Tuesday, October 18, 2011 10:16 AM
To: Discussion of AM Radio in the Amateur Service
Cc: CL in NC
Subject: Re: [AMRadio] Too much HV

Sounds like a shorted filter choke.

73,
Darrell, WA5VGO





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