Studio-Grade Pultec® Tone Shaping on Your Pedalboard

The Origin Effects M-EQ Driver is not a conventional overdrive or simple graphic equalizer—it is a specialized, studio-grade Mid-Drive pedal inspired by the legendary Pultec® passive studio EQs of the 1950s. Revered by elite recording engineers for their musical transparency and unique passive frequency interactions, Pultec equalizers have shaped the greatest guitar tones in history. The M-EQ Driver packs that exact studio-rack magic into a compact, road-ready pedalboard footprint, offering guitarists an unrivaled tool for dynamic midrange boosting, frequency sweetening, and premium amplifier saturation.

The Power of a Passive Mid-Boost Circuit

Unlike standard active EQ pedals that can introduce sterile, artificial frequencies, the M-EQ Driver utilizes a 100% all-analogue passive circuit. At the heart of the pedal is the MID FREQ selector, letting you choose between three distinct center frequencies (0.8 kHz, 1.0 kHz, and 1.3 kHz) targeted specifically to hit the sweet spot of an electric guitar’s voice.

When you turn up the MID BOOST control, you aren't just boosting volume; you are feeding a rich, inductive midrange hump into a premium Class-A discrete overdrive circuit. This allows you to smoothly transition from a pristine, broad-bandwidth studio equalization lift to an aggressive, singing mid-focused distortion that cuts perfectly through any live or studio mix.

Intelligent Frequency Attenuation: The KUTS System

A classic challenge when driving midrange frequencies into a tube amplifier is managing the extremes—unwanted bass boom can make your notes sound woolly, while excessive treble creates an abrasive, "ice-pick" harshness. Origin Effects elegantly resolves this with the KUTS (Cut Highs) switch.

This adaptive control offers three targeted high-frequency cut-off settings. As you turn up the pedal's drive, the KUTS circuit rolls off harsh top-end sizzle while completely preserving the articulate, wood-and-wire midrange definition of your guitar. This makes the M-EQ Driver an exceptional tool for flattening out overly bright single-coil pickups or adding liquid smoothness to soaring fusion and classic rock lead lines.

Product Intelligence & Contextual Attributes

• Best For: Classic Rock, Progressive Rock (David Gilmour style tones), Fusion, Studio Recording, and pushing vintage clean amplifiers into premium saturation.
• Tone Profile: Musical, Harmonically Rich, Balanced, Smooth, Studio-Quality.
• Compared To: Vintage Pultec® MEQ-5 studio equalizers, high-end clean boosts, traditional midrange preamps[cite: 5].
• Country of Manufacture: Designed and built to absolute premium standards in England.

Sanctuary Expert Note: Most overdrive pedals force a pre-set EQ curve on your guitar, but the M-EQ Driver acts like a high-end recording console channel strip. The passive interaction of the midrange control is incredibly musical. Instead of sounding like a pedal stamped on top of your signal, it feels like an organic extension of your amplifier's preamp, offering an effortless way to dial in that massive, singing, late-70s studio lead voice.

Technical Specifications Matrix

• Signal Architecture: 100% all-analogue circuitry featuring a discrete Class-A overdrive stage and a passive, inductor-based EQ network.
• Midrange Selectivity: 3-way MID FREQ switch targeting 0.8 kHz, 1.0 kHz, or 1.3 kHz center bands.
• High-Frequency Optimization: 3-way KUTS (Cut Highs) switch to eliminate harsh top-end transients and adapt to varying amplifier platforms.
• Transformer Integration: Emulated studio transformer saturation that responds dynamically to input leveling and instrument volume adjustment.
• Bypass Setup: High-performance, studio-grade buffered bypass ensuring total signal integrity across long cable runs.

Official Factory Specifications

• Input Impedance: 1 MΩ
• Output Impedance: 1 kΩ
• Current Draw: 80 mA
• Power Requirement: 9V DC 2.1 mm center-negative barrel connector (External power supply operation only; no battery compartment).
• Weight: 500 g (18 oz)
• Dimensions: 124 mm (L) × 58 mm (W) × 64 mm (H) (4.8" x 2.5" x 2.3" including external control hardware).