Problems selecting a PCB Transformer - Page 3 - Electronic Circuits Projects Diagrams Free

**Nigel Goodwin** · 4th January 2007, 06:53 PM

Quote:

Originally Posted by Hero999

I have a feeling that these circuits were designed by a PIC expert rather than an electronics expert.

It's hardly a big deal fitting a 1A transformer! - it will run cooler for a start!, and it's likely the designer had a transformer available.

Hero999 · 4th January 2007, 08:16 PM

I was thinking more about the use of a separate 12V power supply and an optoisolator as well as a relay.

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4th January 2007, 08:16 PM	(permalink)
Hero999	I was thinking more about the use of a separate 12V power supply and an optoisolator as well as a relay. __________________ I also post at the following sites: http://www.stop-microsoft.org http://www.heated-debates.com Screen name: Aloone_Jonez