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[AMPS] equalizing resistors/caps on small HV power supply??

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Subject: [AMPS] equalizing resistors/caps on small HV power supply??
From: measures@vc.net (Rich Measures)
Date: Tue, 27 Jul 1999 08:25:49 -0700


>
>
>>>I am beginning to think that Marv has the right idea. Buy the bridge
>>>assemblies from K2AW. His prices are reasonable and probably cheaper than
>>>adding all the resistors and capacitors and providing all the layout
>space,
>>>plus the extra labor.
>>
>>Does K2AW use "equalizers"?   Does he match PIVs?
>>
>Frank uses no equalization. He personally sits there and matches
>each diode in the string before he personally  assembles and
>pots each unit. I have several of his units; one  bridge of which
>delivers 6 kv @ 2 amps, and has lasted me 16 years so far!
>
?  Unpotted 1N5408s will do 6A DC in a FWB -  if you mount them in open 
air on perfboard.  
.  
>Also, Frank is a very nice guy that you can actually call up and
>talk to mano e mano.
>
>A rumor was started on this reflector when I commented on
>the K2AW diodes a few years back that these are Chinese
>microwave oven diodes. Nothing could be further from the
>truth! They are all hand crafted.
>
?  Anybody that has a high-pot. can sort diodes according to piv.    And 
if they are not entombed in epoxy they will run a lot cooler.  

- later, Phil



Rich...

R. L. Measures, 805-386-3734, AG6K, www.vcnet.com/measures  


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