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  1. Any reason to get the Dunlop Band of Gypsys Fuzz Face instead of …

    Oct 21, 2022 · Since the MXR Variac fuzz is a Band of Gypsys Fuzz Face with the additional tone and variac knobs, would it be a better idea to just get the MXR if I'm looking for that same fuzz …

  2. uses for Variac - All About Circuits

    Aug 19, 2018 · Hello there, A variac is a transformer with variable secondary winding turns. That means the applications are almost endless. Since in it's main uses it lowers power to AC …

  3. Variacs are dangerous - All About Circuits

    Dec 27, 2017 · Variacs are not isolated from earth. The variac pictured can put out 130V ac, referenced to earth ground. An isolation transformer is not referenced to earth making circuits …

  4. What's a good Variac to get? - The Gear Page

    Finding the "sweet spot" on the variac linked to the gain and volume settings on the amp takes a little bit of experimentation, however, the end result has always proven valuable in terms of …

  5. Importance of isolation Transformers | All About Circuits

    Mar 25, 2012 · A Variac does indeed have just one winding. But it doesn't have a rheostat. The knob controls a brush slider which moves along the exposed winding to vary the tap point and …

  6. variac + rectifier + caps = dc power supply - All About Circuits

    Aug 26, 2012 · Here is what I got 10amp 120 variac + 35amp 800v full wave rectifier + 450v 3500uf caps Will this work as a 0-120v dc power supply? will it provide a clean dc current? if …

  7. Isolation Variac or Isolation Transformer? - All About Circuits

    May 13, 2016 · I was in my teens some 40 years ago and somehow managed a 3A Variac for free and a 1 KW isolation transformer for like $10.00. I added an Analog voltmeter and ammeter as …

  8. Recommend me a Variac - The Gear Page

    Jul 18, 2005 · It's worth realizing that "Variac" was the trademarked name of a product by General Radio (that eventually became a catch-all term; " Vari able A.C.), while "Powerstat" is likewise …

  9. Saving a dead variac - All About Circuits

    May 18, 2024 · I have a pretty old variac. It blew a fuse so I opened it up and about 1/4 of the winding looks burnt. So I assume there's a short in there. Is there any way to repair this or is it …

  10. Drawback of using a variac on a tube guitar amp - All About Circuits

    May 21, 2024 · When a variac is used to reduce the 120 V.A.C. going into a tube guitar amp, this not only reduces the high voltage A.C. , which will later become high voltage D.C. , but it also …