http://www.u-sound.net Big Momma is a version of the classic Big Muff from the 70s.
They maintained the overall structure of the popular pedal, but made improvements that make the sound more dense and more headroom.
Inside the pedal integrated voltage doubler (about 18 volts) to increase the dynamic range.
I used my http://www.suhr.com Suhr custom fairy dust Telecaster & http://www.carlscustomamps.com Carls Custom Amps TWEED SUPER 210 combo. Wired for sound with http://www.thedivinenoise.com Divine Noise white straight and coily cables of love...mic'd up with http://www.telefunken-elektroakustik.com TELEFUNKEN M-80 and M-81 dynamic Microphones of love.... YEP!