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Visual Sound: Myth Buster #2: Op Amps

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Uploaded by on Feb 20, 2009

http://www.visualsound.net/index.php/store Bob debunks the myth of the sacred Op-Amp chip, that some believe have a drastic effect on the way a pedal sounds... The spin stops here!

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  • I hope you're kidding @0:33 , as ALL should be encouraged to venture forth into seeing how their gear works and finding these things out with their own function.

    Op amp chips while subtle definitly change character in sound, as you clearly indicate. The JRC's are very common. The cool thing about Op AMps are they are very cheap if you go to parts suppliers and don't fall for "magic mojo" crap. hehe. Great video, thanks for sharing to those that could not attend.

  • Personally I believe what he says. I'd be more concerned about poor tolerance resistors and shi^%y capacitors. And on that note, if you LOVE the sound of a 30 year old pedal, it may just end up being that it sounds that way, due to dying capacitors LOL

  • Very nice! Finally someone putting science on that. I just can't believe someone still insist on differences but refuse to make a simple AB test....

  • I have tried this on my Boss DS-1. It does have a big difference, at least in that pedal. I have also tried a Burr brown in my MI audio Blue Boy Deluxe compared with the orignal. A lot difference... IMHO.

  • this is good stuff i did not know any of this

  • "you're a drummer?!?!?!?!"LMFAO!:))))

  • Thank you for these Myth Buster, I really truly enjoyed them and learned something at the same time. Thinking about putting those Workhorse amps of yours back into production? People are selling them for way too much on ebay.

  • @BRYANABSGMA Haha, correct you are! However, Keeley does generally also upgrade capacitors, resistors and the like in their mods, which does result in an overall better sound.

  • Since I'm getting into pedal mods & building pedals, this was VERY enlightening. Thank you, VS!

  • I did the same thing last night with a clone overdrive I was doing, had 4 OpAmp IC's and they all sounded alike, but, the output level had a little bit of difference, but not so obvious. But the tone would change if I change the values of capacitors...as well as the clipping diodes. :) Thanks Visual Sound for the enlightenment. :)

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