CMOS Big Muff

[almondcity]

Has anyone built one of these? Wondering how it compares to a standard one or if it would be closer to the op-amp one?

22/7 a CMOS Big muff 4049 - Share Project - PCBWay

This an amazing sounding Big Muff built around CMOS inverters in place of the traditional transistor stages. The project was originally created by RunOffGroove.com. This board uses the 4049 chip. Look...

www.pcbway.com

I'm considering purchasing some of the boards linked above, if anyone is interested it looks like 5 is the minimum purchase so I could send out some extras for little more than the cost of shipping

 

[BuddytheReow]

This one is on my breadboard to-do list.

 

[Diynot]

If you check Runoffgroove’s site, they have sound clips. Some pretty beefy tones there

 

[thesmokingman]

I always considered building one then nobody ever stocked them.

 

[Feral Feline]

Vero layout:

Runoffgroove 22/7

Collection of vero (stripboard) & tagboard layouts for 100s of popular guitar effects, with over 1000 verified designs. DIY your own boutique effects!

tagboardeffects.blogspot.com

Perf layout:

Run Off Groove 22/7

Here's something interesting to do with some of those 4049UB chips. It's a CMOS Big Muff (22/7 being the fractional equivalent of pi). Brian...

effectslayouts.blogspot.com

3xPCBs

OSH Park ~

oshpark.com

PS: I’ve got a lot of 4049 chips, so I’m always looking for ways to use them up — I’d be up for a small group-buy.

Hell, might need two so I can build one with the 4069 and make a dual-muff and have the chips duel it out.