Right Transformer for 12v ?

Steven Cook steve at babcom.u-net.com
Mon Sep 7 21:24:05 CEST 1998

Hi all.

A simple question: I am making a +/-12v PSU using halfwave rectifier / 1000u /
7812 / 7912 regulators. Would it be better to use a 12v or 15v wall wart? Also
would a 20v wall wart be usable?

Hope someone can help!

Steve Cook.

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