[Amps] 1.5kw low pass filters

Gary Smith wa6fgi at sbcglobal.net
Sun Jul 30 18:44:12 EDT 2006


Find a old Drake lp filter on the bay or eham.  They are cheap enough 
through wither of those venues and they work WELL beyond 2k Po.  I have one 
on my mighty Ameritron A-L800H.  Three years and no smoke from the lp 
filter. (Or the amp, hi hi.)
73,
Gary...wa6fgi
----- Original Message ----- 
From: "mike kendall" <ke6cvh at yahoo.com>
To: <amps at contesting.com>
Sent: Saturday, July 29, 2006 11:56 PM
Subject: [Amps] 1.5kw low pass filters


> Hello all,
>    OK, I am not going to try to re-invent the wheel on this one.  I have 
> been purchasing all the parts for my 1.5kw (continuous) solid state linear 
> project.  I should be complete with power supply parts and working on 
> other parts.
>    I need to make 1.5kw low pass filters.  I intend to use B1B relays and 
> already have the voltage necessary for the oddball relay voltage.  Need a 
> design for the low pass filters that uses readily available parts. Am not 
> interested in using band pass filters at this time.  Any suggestions/info 
> will be appreciated.
>  73,
>  Mike
>
>
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