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From: John Woodgate
Subject: Re: generating calibration voltage
Date: Wed, 8 Jan 2003 11:40:11 +0000
Organization: JMWA Electronics Consultancy
Reply-To: John Woodgate
NNTP-Posting-Date: Wed, 8 Jan 2003 13:14:37 +0000 (UTC)
X-Newsreader: Turnpike (32) Version 4.01 <5Z8C9wtxbnpWyFnyfFzqmVF739>
I read in sci.electronics.design that Bill Sloman
wrote (in ) about 'generating calibration
voltage', on Wed, 8 Jan 2003:
>trick is to make sure that current through the primary doesn't "wind up"
>positve or negative to the point where it saturates you core (or melts the
>windings) because of small DC offsets in the monitoring circuit. This isn't
>difficult if you think about it in advance.
Can you not a.c. couple the drive to the primary?
Regards, John Woodgate, OOO - Own Opinions Only. http://www.jmwa.demon.co.uk
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