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[AMPS] HV Power Supply for 3-500Z

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Subject: [AMPS] HV Power Supply for 3-500Z
From: (Rich Measures)
Date: Wed, 24 Feb 1999 23:58:44 -0800

>On Thu, 25 Feb 1999 01:11:07 -0700 "Jerry L. Pyle" <>
>>What taps can I use??
>>Have a like new!!! but old United Transformer Company Type S47 hv
>>transformer  115 vas primary secondary taps at 2000, 2500, and 3000 
>>center tap. 32 mf 4500 vdc cap and GE commercial full wave bridge. 
>>transformer weighs in at 25 lbs. No current rating but according to 
>>Twenty-Third Edition of the Radio Handbook should have an IVS of 
>>1.5 KW. Actual AC checked at the line here in house is 128 vac.
>>Again....what voltage taps recommended for a pair of 3-500Zs 
>>this is a  full wave power supply..
>Someone told me a long time ago that these UTC transformers were
>unsuitable for full wave bridge use because the center tap
>terminal is extremely close to the metal case of the transformer,
>and is designed to be grounded in a full wave center tap circuit.
?  It's in my UTC catalog, Dave.  Another problem is that the windings 
have fairly high R.  


R. L. Measures, 805-386-3734, AG6K,  

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