The Guitar Sanctuary is proud to offer a premium opportunity to secure an iconic high-gain powerhouse: the Mesa Boogie 90s Dual Rectifier Two-Channel Head, presented in classic Black Bronco vinyl with a Black Diamond Plate grille. This amplifier is available now as a pristine Open Box Showroom Display Model. Meticulously maintained on our elite McKinney showroom floor under expert staff monitoring, this unit is in flawless operational and cosmetic condition, offering the exact performance of a brand-new amplifier backed by a Full Factory Warranty as an Authorized Mesa Boogie Dealer.

The Legend Reborn: The release of the original Dual Rectifier® Solo Head in 1992 completely rewrote the playbook for heavy guitar tone. It unleashed an entirely new sonic paradigm characterized by a radically scooped midrange, a punishing, seismic low-end, and a ripping, harmonically rich top-end woven into a massive wall of pure tube gain. It rightfully became the defining sound of a generation, ruling the airwaves and driving the most legendary rock and metal recordings of the 90s and 2000s.

Why We Love It: Uncompromised Recto Heritage Meets Modern Value

While later iterations evolved into three-channel architectures, the original Two-Channel circuit remains the holy grail for tone purists due to its raw, immediate transient response and unmatched organic sag. This faithful recreation delivers that exact legendary vintage behavior, while incorporating a crucial modern upgrade: a completely redesigned, pristine alternate Clean Mode that offers gorgeous sparkling headroom without altering the high-gain channels. For the touring musician or studio engineer, this open-box model provides an absolute masterpiece of high-gain history at an exceptional savings margin.

The Guitar Sanctuary Product Intelligence Matrix:

• Best For: Modern Metal Production, Hard Rock Tracking, Drop-Tuned Heavy Rhythms, High-Gain Studio Sessions.
• Tone Profile: Scooped Midrange, Ominous Low-End, Saturated Liquid Highs, Iconic Recto Power-Amp Sag.
• Condition Profile: Open Box Showroom Display Model (Immaculate Condition, Complete with Accessories and Full Factory Warranty).
• Compared To: Original 1992 Revision F/G Rectifiers, Soldano SLO-100, Peavey 5150 Block Letter.
• Made In: Hand-wired in Petaluma, California, USA by the master artisans at Mesa Boogie.

Pure Two-Channel Simplicity with Authentic Channel Cloning™

The 90s Dual Rectifier focuses on pure, unadulterated tone with an intuitive two-channel interface built around legendary, switchable voicings:

• Channel 1 (Orange Mode): Out of the box, this functions as your dedicated Clean foundation or your variable high-gain "Vintage" sweet spot. Using the physical Channel Style/Cloning switch, you can instantly clone Channel 2's aggressive "Red" Modern High Gain mode onto this channel.
• Channel 2 (Red Mode): The definitive voice of high-gain rock. This unleashes the full, untamed "Modern" Rectifier voice. Alternatively, use the cloning toggle to mirror the touch-sensitive, fluid "Vintage" voice onto Channel 2 for unmatched performance flexibility.

Patented Power Scaling & Rectification Selection: Tailor the response, attack, and elasticity of the power amplifier section using dual specialized control mechanics:

• Switchable Rectification: Select between Tube Rectification (via dual 5U4GB tubes) for authentic 90s power amp compression, bloom, and sag, or switch to Silicon Diode Rectification for immediate tracking speed, structural punch, and tight, modern tracking velocity.
• Bold / Spongy Variac Switch: Drop the internal voltage using the Spongy setting to replicate a classic Variac circuit. This reduces headroom and softens the attack for an ultra-organic, harmonic-heavy, and elastic note feel, or flip it to Bold for maximum power and headroom.

Core Architecture

• Build Location: Hand-wired in Petaluma, California, USA.
• Amplifier Type: All-Tube Solo Head.
• Unit Status: Open Box / Floor Display Model Sale.
• Wattage: 100 Watts Class A/B.
• Chassis Material: Chrome Plated Steel.
• Cabinet Material: Marine Grade, Baltic Birch Enclosure.
• Aesthetics: Black Bronco Vinyl, Black Diamond Plate Grille, Black/Chrome Handle & Leather Corners.

Tube Complement

• Power Amp Tubes: 4x Mesa 6L6 Power Tubes (Switchable to EL34).
• Preamp Tubes: 5x Mesa 12AX7 Preamp Tubes.
• Rectifier Tubes: 2x Mesa 5U4GB Rectifier Tubes.
• Bias Style: Maintenance-Free Fixed Bias with rear-panel 6L6/EL34 Bias Select Switch.

Channels & Control Interface

• Number of Channels: 2 Fully Independent Channels with 3 Selectable Modes.
• Channel Switching Features: Full Channel Cloning™ capability across Channels 1 & 2.
• Channel Controls: Independent Gain, Treble, Middle, Bass, Presence, and Master Controls per channel.
• Power Voltage Profiles: Switchable Bold (Full Voltage) or Spongy (Reduced Variac Voltage).

Connectivity & Routing

• Effects Loop: Fully Bypassable, Tube-Driven Series FX Loop with dedicated Send and Amp Master Volume controls.
• Global Master Controls: Output Level Control (Activated automatically when the FX Loop is engaged).
• External Control: External Switching Jacks for independent Channel Switching and FX Loop automation.
• Slave Output: Yes, integrated rear-panel Slave Out with dedicated Level control knob.
• Speaker Outputs: Standard 8 Ohm (x2), 4 Ohm (x2), and 16 Ohm (x1) speaker outputs.

Accessories Included

• Footswitch: Compact 1-Button Channel Footswitch (Channel 1/2) included.
• Slipcover: Premium Black Fitted Slipcover included.
• Warranty Coverage: Full Manufacturer Factory Warranty included.
• Weight: 41 lbs. (18.6 kg).
• Dimensions: 10” H x 25 1/2” W x 9 7/8” D.