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tone control board quad 44
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Old 2nd December 2004, 09:42 PM   #1
lugi_sp is offline lugi_sp  Italy
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Smile tone control board quad 44

hy, Im trying to mend a quad 44.I need the circuit for tone control board and layout, if possiblr.This board is type 12784-2 with op amp TL 072.

Bye, Julian Buscaglione.
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Old 3rd December 2004, 10:40 AM   #2
karellen is offline karellen  Spain
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I've seem these schematics elsewere, the problem is the coil in the hf filter; its a pot type whith 4 windings of unespecified L value. if it is not a problem for you...
I can try to find them.
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Old 3rd December 2004, 11:33 AM   #3
kilowattski is offline kilowattski  United States
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I think it may be advantageous for you to post this in the solid state forum. You may not get many answers here. Best of luck.
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