[Amps] Topband: AC line bypass capacitors

Jim Garland 4cx250b at miamioh.edu
Wed Feb 4 14:49:14 EST 2015


Yes, there are now standard bypass caps rated specifically for bypassing the
AC line. There are two basic types, called X1 and Y2. They're made by
numerous manufacturers. Here's a link to the ones I use:
http://www.mouser.com/ds/2/427/wyo-239735.pdf

73,
Jim W8ZR

> -----Original Message-----
> From: Topband [mailto:topband-bounces at contesting.com] On Behalf Of Jim
Brown
> Sent: Wednesday, February 04, 2015 11:32 AM
> To: topband at contesting.com
> Subject: Re: Topband: AC line bypass capacitors
> 
> On Wed,2/4/2015 9:52 AM, Roger Graves wrote:
> > I would like to try bypassing the AC line.
> 
> There is a particular class of bypass capacitor required for the AC
> line, because it is subject to HV spikes from the power system. They are
> standard parts, rated specifically for 3-6 kV. buy from Newark, Allied,
> Digikey, etc. I don't recall the nomenclature off the top of my head,
> but it's in k9yc.com/RFI-Ham.pdf
> 
> 73, Jim K9YC
> 
> 
> _________________
> Topband Reflector Archives - http://www.contesting.com/_topband



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