Hartman Electronics Envelope FilterNewsInspired by an envelope filter pedals of the 1970's and developed with guitarist Mark Karan (Delaney Bramlett, Bob Weir & Ratdog, Jemimah Puddleduck) the Hartman Envelope Filter employs low-noise com…
Hartmann Tommy Bolin FuzzNewsHartmann realeses Tommy Bolin signature Fuzz pedal.
