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[TowerTalk] 40M interference

To: <towertalk@contesting.com>
Subject: [TowerTalk] 40M interference
From: n3hrt@eagle1.eaglenet.com (Martin Gary)
Date: Tue, 15 Jul 1997 23:01:22 -0400
You need to  rf bypass the input to the power supply. On the posts where
your connect your radio solder a .01 uf cap accross them. Then solder a
.01 uf cap from each terminal to ground. This should fix it.
By the way David is right, thats not a real good power supply....
Take care,
Martin, N3HRT


David O Hachadorian wrote:
> 
> On Tue, 15 Jul 1997 00:45:52 +0000 "N9YXA-Cedrick Johnson"
> <n9yxa@ix6.ix.netcom.com> writes:
> >I have a problem. When I use 40M CW/SSB, my Radio shack 12V power
> >supply powering my 2M equipment. When I key down, the voltage surges
> >to around 15 volts, triggering the protection circuit in the
> >radio.... Any suggestions on how to cure this problem?
> 
> Never use one of these Radio Shack power supplies for any
> piece of valuable equipment. A local ham fried a dual band
> HT when the regulator failed. There is no overvoltage
> protection in the event of regulator failure.
> 
> Dave Hachadorian, K6LL
> k6ll@juno.com
> 
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