Big Muff Modded, but still not quite right

Started by 343 Salty Beans, March 16, 2007, 03:54:52 PM

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343 Salty Beans

So I've been using a reissue Sovtek Big Muff (the black one), and it works pretty great. My only problem was the low end loss. I like a Muse-y fuzz, so I wired a few caps in parallel to the in and out caps, as well as both tone caps, pretty much doubling all of them. It worked for the low end, but it's still not as 'smooth' as I'd like it.. I know that the Big Muff uses silicon diodes for clipping. Do you think putting in some germs would help relieve those 'buzzy' harmonics? Or should I continue to increase cap values?

Processaurus

Low end loss on a muff?  You must want supa low end.  The swollen pickle tonestack has more relative low end by cutting out more mids, it just uses a .033 cap for the one that goes to ground (the .010uF), and leaves the series cap (.0022?) stock.

By buzzy harmonics, do you mean high high end? Rather than change the clipping diodes, I'd start by putting a cap in parallel with them (on either both clipping stages or the second) to start attenuating the high highs.  Bigger = darker.

For the smoothness, have you tried rolling down your tone knob and turning up the gain?  If you liked that I'm guessing you could put a bigger parallel cap to the clipping diodes in the first clipping stage to replicate that.  Lately I've been liking that with my neck pickup with high gain fuzz, for that super smooth sound where you don't really hear much of the attack

A few other people here have modded their big muffs. :icon_wink:

Yun

well, i would suggest that you make some tonal adjustments, man. 

Try my 3-knob muff tone control.  That allways produces the best results in my preference. 

It has a "highs control", tone control, and mids control, man. 

I'd post the pic/schem, but www.picturetrail.com is being "scrubbed"  (Whatever the hell that means!)
"It's Better to live a lie, and forget the past, then to Forget a lie, and live the past"

c101aviojet

Yun, could you try to post that? I saw a "high" and "low" tone control at muzique, but I'm intrigued about yours.

RDV

I never liked mine till I stuck CV7112 in the 1st 3 transistors.

RDV

Yun

"It's Better to live a lie, and forget the past, then to Forget a lie, and live the past"