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hot tubes
Silver Member

Canada
162 Posts

Posted - 02/05/2010 :  05:30:37  Show Profile  Reply with Quote
thanks for that info ,pics etc etc !!
thats some cool work in the battery bay !! good use of wasted space .
did your rotary switch go in the tone pot hole ?


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ChristoMephisto
Platinum Member

Canada
1288 Posts

Posted - 02/05/2010 :  10:51:55  Show Profile  Reply with Quote
Did that pedal a couple years ago, even modded a SD1 for another forum member.
Since I play it mostly with the stock clippers, might remove it for bandpass toggles to make up for the bass loss.
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hot tubes
Silver Member

Canada
162 Posts

Posted - 02/06/2010 :  21:13:13  Show Profile  Reply with Quote
speaking of SD1 mods , what cap do i change to get that mid hump like the TS9 ? C4 ?
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cctsim
Silver Member

United Kingdom
418 Posts

Posted - 02/06/2010 :  22:30:04  Show Profile  Reply with Quote
Change C4 to 0.022 uF but also C5 to 0.22 uF and R8 to 220 Ohm.
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ChristoMephisto
Platinum Member

Canada
1288 Posts

Posted - 02/06/2010 :  22:43:44  Show Profile  Reply with Quote
quote:
Originally posted by cctsim

Change C4 to 0.022 uF but also C5 to 0.22 uF and R8 to 220 Ohm.



Don't forget to remove C6
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zerksies
Double Platinum Member

USA
3406 Posts

Posted - 02/07/2010 :  04:05:48  Show Profile  Send zerksies an AOL message  Click to see zerksies's MSN Messenger address  Send zerksies a Yahoo! Message  Reply with Quote
quote:
Originally posted by cctsim

Comparison of MIJ, MIT, Keeley, Monte 808 and Uraltone mod with internal pictures and sound samples:

http://www.pedalarea.com/sd1.htm

thanks i just looked at the keeley mod and compared it to the monte allums sd-1 it is exactly the same except that keeley changes D5&D4 to 1n4002 clipping diodes and puts a germanium diode in d6
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zerksies
Double Platinum Member

USA
3406 Posts

Posted - 02/07/2010 :  04:10:05  Show Profile  Send zerksies an AOL message  Click to see zerksies's MSN Messenger address  Send zerksies a Yahoo! Message  Reply with Quote
and listening to the sound clips i did not hear much of a diffrence
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cctsim
Silver Member

United Kingdom
418 Posts

Posted - 02/07/2010 :  17:44:02  Show Profile  Reply with Quote
quote:
Originally posted by zerksies

quote:
Originally posted by cctsim

Comparison of MIJ, MIT, Keeley, Monte 808 and Uraltone mod with internal pictures and sound samples:

http://www.pedalarea.com/sd1.htm

thanks i just looked at the keeley mod and compared it to the monte allums sd-1 it is exactly the same except that keeley changes D5&D4 to 1n4002 clipping diodes and puts a germanium diode in d6



Is it not the other way around ?

Keeley puts a germanium diode in d6 and monte allums changes D5&D4 to 1n4002.
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zerksies
Double Platinum Member

USA
3406 Posts

Posted - 02/07/2010 :  19:16:06  Show Profile  Send zerksies an AOL message  Click to see zerksies's MSN Messenger address  Send zerksies a Yahoo! Message  Reply with Quote
sorry my mistake i was comparing the wrong pics but they look very simular
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hot tubes
Silver Member

Canada
162 Posts

Posted - 02/09/2010 :  03:25:14  Show Profile  Reply with Quote
opamp stacking , can you stack a Burr Brown & a Jrc4558d together?
Is there any problem with this , I love the BB for its clarity but
i love the Jrc for its crunchy harmonics !!
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zerksies
Double Platinum Member

USA
3406 Posts

Posted - 02/13/2010 :  23:55:40  Show Profile  Send zerksies an AOL message  Click to see zerksies's MSN Messenger address  Send zerksies a Yahoo! Message  Reply with Quote

I tried a few of your suggestions. I used the Led had a nice sound almost like a clean boost to it, with a combonation of a transistor and the led on a switch it seemed like the keeley ultra mod. just more volume, well i already have a pedal like that so i just choose to put in a 1N34A Germanium Diode, It kinda give the pedal some warmth


And here is the pedal finished with a brighter Greener Led , with a new led in my CS-3
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zerksies
Double Platinum Member

USA
3406 Posts

Posted - 02/17/2010 :  02:30:43  Show Profile  Send zerksies an AOL message  Click to see zerksies's MSN Messenger address  Send zerksies a Yahoo! Message  Reply with Quote
any body got any suggestions. i need more midrange iss very bassy or treble not really a good one for me, having a blast changeing stuff around tho
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