Metasonix RK6 Resonant Lowpass Filter free All Tube: This totally unique

All Tube: This totally unique phaser pedal uses vacuum tubes and photo-resistors to create the phasing effect – Pure tube signal processing

old stock (NOS) Mystic Circuits Ana module

Crossfade between pairs of saved algorithms

we recommend the use of two or even three Dreamboats for a truly powerful setup

Notch "Balance" control dials in the H/L ratio with constant power design

Metasonix RK6 Resonant Lowpass Filter free All Tube: This totally uniqueThe RK 6 is a TOTALLY UNIQUE product, one that has never existed before. It is a Sallen Key lowpass filter with a feedback loop, to allow it to resonate. There are no integrated circuits or transistors in the signal path. It is a PURE TUBE design, the sort of design that might have been invented in the 1950s if anyone had dared to create a turnable lowpass filter for musical uses before Moog and Buchla. It even uses a coupling transformer to provide