“Double Purvs” is true-bypass, analog, handmade silicon fuzz pedal made by Jānis Altmanis (Jānis.lv) from Latvia. Originally designed for guitar but will work great with bass guitar and other signal source too.This is a “Double Purvs” version. There are two independent “Purvs” inside one enclosure with the tone switch and two transistor choice switch - BC108 and 2N2222.“Purvs” in translation from Latvian language means “Swamp”.Controls:First Channel - left side of the pedal:Skaļums – The pedals master volumeJauda – The amount of fuzzTop Switch V ^ – Two tone options for the first channelSecond Switch From The Top – BC108 or 2N2222 transistors for the first channelSecond Channel - right side of the pedal:Skaļums – The pedals master volumeJauda – The amount of fuzzThird Switch From The Top V ^ – Two tone options for the second channelFourth Switch From The Top – BC108 or 2N2222 transistors for the second channel- LED: Red- Power supply: 9V regular center negative power adapter (Boss type). Adapter not included. You can’t put 9V battery in this pedal.- True-bypass- Components through-hole (no SMD)- Jacks for input and output: 6.3mmEach and every Jānis.lv pedal is soldered, wired, assembled and finished by hand in Latvia. Letters are punched in enclosure by steel letters in Latvian language.Free tracked worldwide shipping!