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Path: utzoo!watmath!clyde!bonnie!akgua!sdcsvax!sdcrdcf!hplabs!nsc!voder!gino
From: gino@voder.UUCP (Gino Bloch)
Newsgroups: net.analog
Subject: Re: Big Capacitors and now power supplies
Message-ID: <549@voder.UUCP>
Date: Thu, 6-Dec-84 13:39:17 EST
Article-I.D.: voder.549
Posted: Thu Dec  6 13:39:17 1984
Date-Received: Sun, 9-Dec-84 03:21:10 EST
References: <1812@sun.uucp> <1215@hou4b.UUCP> <6171@brl-tgr.ARPA> <10102@watmath.UUCP> <259@umd5.UUCP>
Organization: National Semiconductor, Santa Clara
Lines: 13

[stamp out AC]

> By the way, my homebrew machine (TI9900) was made from a Technico Super
> Starter kit, but I designed and built the power supply.  I have 1/6 of a
> farad on the +5 supply!  (Yes, the lights dim and it goes "buzz" for a
> few seconds when I turn it on.  But +5 is clean!).
On the other hand, 7805 voltage regulators with MUCH smaller capacitors is
another approach for very clean volts, and the lights won't dim.
The solid state voltage regulators come in other fixed values, including
negative, and in variable configurations too.
-- 
Gene E. Bloch (...!nsc!voder!gino)
Mr Humility