Thanks for the info Norm. Al G -------------------------------------------------- From: "Norm Barrett" <barr8345 at bellsouth.net> Sent: Tuesday, December 30, 2008 11:35 PM To: <pianotech at ptg.org> Subject: Re: [pianotech] Verdigris in Action Centers > I made one 20 years ago with a small transformer from Radio Shack. I saw > one that scared me because it was so large. It would probably deliver > around 60 amps of current which would be enough to catch the flange on > fire. I think mine delivered 5 amps which was more than enough to create > smoke if you held it on the flange pin too long. The voltage is not as > important as the current that you are sending through the center pin. The > primary of the transformer is wired to the 110 V line cord and the > secondary winding is wired to each side of the center pin shorting it out. > This heats the center pin quickly and that is how it works. My transformer > was 110 primary to 12 v secondary. > Norm Barrett > > Al Guecia/AlliedPianoCraft wrote: >> I made one many years ago, but have since lost it. It was made using a >> transformer I purchased from an electronics store. I don't remember the >> output voltage. Does anyone know what the output voltage should be? >> >> Al G >> >> > >
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