EBOW mk1 schematic

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Geoff James
Posts: 9
Joined: Sat Feb 04, 2012 11:49 pm

EBOW mk1 schematic

Post by Geoff James »

Hi --for those interested , i recently took apart an ebow (messy job) and the following was revealed.
IMG.jpg
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Geoff James
Posts: 9
Joined: Sat Feb 04, 2012 11:49 pm

Re: EBOW mk1 schematic

Post by Geoff James »

Hi again , forgot to label pin 8---pin 1 connects to pin 8 via a 10 ufd cap.
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Mark Swanson
Posts: 1991
Joined: Thu Jan 05, 2012 11:11 am
Location: Grand Rapids, Michigan USA
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Re: EBOW mk1 schematic

Post by Mark Swanson »

What is the IC in there?
  • Mark Swanson, guitarist, MIMForum Staff
Geoff James
Posts: 9
Joined: Sat Feb 04, 2012 11:49 pm

Re: EBOW mk1 schematic

Post by Geoff James »

Hi Mark , the chip, once cleared of the bullet proof resin, had no markings . I figure it had been sanded off.
The best guess is a LM386. I built a copy of the curcuit using a 386 , had to improvise on the inductors ,but hey it worked.
There will have to be a bit of fine tuning. I intend to use this as a sustainer , not as a hand held Ebow.
Regards
Geoff
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