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Re: [Amps] Source wanted for HV switch-mode power supply

To: KD7QAE <KD7QAE@ARRL.NET>
Subject: Re: [Amps] Source wanted for HV switch-mode power supply
From: Paul Decker <kg7hf@comcast.net>
Date: Wed, 20 May 2009 20:27:19 +0000 (UTC)
List-post: <amps@contesting.com">mailto:amps@contesting.com>

Hi Tomm , 



Actually, it is funny you say that.   I wanted to redraw the schematic into my 
schematic program so it could do autoroute and pcb layout.  When I did, I found 
that my pcb layout was limited to 100 pads, which forced me to break the 
schematic up into individual boards, so that work is already done ;)   The 
original pwm module is about 1"x1", it goes to a signal amplifier board, which 
goes to the h-bridge.  My H-Bridge board is a bit weird on the layout because I 
used some leftover heat sinks and kept the leftover parts placement.    After 
the HV transformer there is the HV  rectifier board.     Tim's original design 
doesn't provide any feedback but that could easily be added and the little pwm 
module be replaced to allow for a feedback control of some type.    For me, the 
HV transformer was the hardest part and I'm still not convinced I like what I 
have implemented, it may get some changes. 



As far as a kit, who knows, but I'll try to put design files up on my web page 
this weekend and if people want them, they can pull them from there.  



73 for now, 

Paul, kg7hf 

----- Original Message ----- 
From: "KD7QAE" <KD7QAE@ ARRL .NET> 
To: "Paul Decker" kg7hf@comcast.net 

Once you get it working, it would be straight forward to lay out a few 
PC boards so others could do what amounts to a kit build.
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