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Signal Processors

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    Roger Mayer Dottore XFM DR1

    Passive Inductor Equaliser

    Many of the best‑loved classic equalisers used a passive inductor‑capacitor (L‑C) circuit, in most...

    Reviews Aug 2022
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    Roger Mayer Purple Haze Octavia

    Analogue Octave Pedal

    Given the significant cost of this pedal, it’s probably going to appeal mainly to those who already know what to expect from it, though the limited production run may also make it of interest to collectors.

    Reviews Jul 2021
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    Roger Mayer RM58

    Feed-forward FET Limiter & Tape Simulator

    Re-live the sound of the '70s with this classy combination of limiter and tape emulator.

    Reviews May 2019
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