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#1 |
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diyAudio Member
Join Date: Nov 2004
Location: la spezia
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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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#2 |
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diyAudio Member
Join Date: Jun 2002
Location: 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.
__________________
A cold amp is a sad amp... I like them warm at least |
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#3 |
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diyAudio Member
Join Date: Aug 2003
Location: Long Island, New York
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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.
__________________
----------------------------------------------- Kilowattski |
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| Thread | Thread Starter | Forum | Replies | Last Post |
| Tone control pre-amp | digi01 | Chip Amps | 16 | 13th June 2011 07:18 AM |
| Quad 44 tone control schematic (12784-2) | ANTHONY2181 | Solid State | 19 | 31st December 2010 03:54 PM |
| i need preamp schematics w/o tone control or volume control | hernanstafe | Parts | 7 | 30th January 2008 03:12 AM |
| tone control board quad 44 | lugi_sp | Solid State | 0 | 2nd December 2004 09:42 PM |
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