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MXR Unleashes the Legendary Flanger/Doubler Pedal

MXR brings its legendary analog Flanger/Doubler to pedalboard format. All-analog bucket-brigade circuitry, dual modes, and CV integration for $333.

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MXR Flanger/Doubler pedal featuring blue chassis with black knobs, dual CV indicator LEDs, Doubler button, Invert switch, and labeled jacks for Output, CV Out, CV In, and Input

The legendary sound behind countless ’70s and ’80s studio records is no longer confined to the rack—MXR brings its classic bucket-brigade Flanger/Doubler to a pedalboard-friendly stompbox.

For guitarists, synth players, and studio engineers looking to capture the authentic, swirling textures of vintage analog modulation, the wait is over. MXR has officially released the MXR Flanger/Doubler pedal, a compact reimagining of their famous rack-mount unit that defined the sound of a generation.

Authentic Analog Engineering

Unlike modern digital emulations that attempt to approximate the nuances of vintage gear, the new MXR Flanger/Doubler maintains a 100% all-analog signal path. Built around the same bucket-brigade circuitry found in the original units, this pedal delivers the genuine, harmonically rich textures that made the rack-mount version a staple in pro studios for decades.

Top view of MXR Flanger/Doubler showing five black control knobs labeled Mix, Regen, Manual with Max/Min indicators, Width, and Speed, plus toggle switches for Doubler and Invert modes

Two Modes, Endless Possibilities

The pedal’s core functionality centers on its two distinct voices, easily toggled via a dedicated Doubler button:

  • Flanger Mode: Delivers the iconic, sweeping “jet-engine” swoosh and metallic resonance that adds intense movement to any signal.
  • Doubler Mode: Thickens your tone by creating a slightly offset second layer, perfect for lush chorusing effects or tight, percussive slapback delays.

Sculpting Your Sound

The MXR Flanger/Doubler is built for sonic experimentation. Users have full control over the depth and intensity of the effect through a comprehensive array of knobs:

  • Manual, Width, and Speed: Dial in the sweep range and modulation rate.
  • Regen: Adjust the intensity of the feedback, moving from a subtle shimmer to an aggressive, biting metallic resonance.
  • Mix: Blend your dry and wet signals for the perfect balance.
  • Invert Switch: A powerful creative tool that flips the wet signal’s polarity, transforming the output from airy and hollow to punchy and mid-forward.

Studio-Ready Integration and Visual Feedback

Designed for both the stage and the studio, the pedal is packed with professional features.

Performing musicians will appreciate the dual front-panel LEDs, which provide real-time visual feedback of the delay time. These lights react to the Speed, Width, and Manual settings, allowing players to make precise adjustments even in the darkest, loudest venues.

For producers and synth enthusiasts, the pedal offers sophisticated connectivity. With CV (Control Voltage) In and Out jacks, the Flanger/Doubler can be synchronized with sequencers, synths, and expression pedals. Additionally, a dedicated Input Level switch ensures the unit remains clean and optimized when handling hotter line-level signals, making it just as effective on a modular synth rack as it is on a guitar pedalboard.

Rear panel of MXR Flanger/Doubler showing input level switch set to Instr./Line positions and four labeled jack connectors

Technical Highlights:

  • Circuitry: All-analog, bucket-brigade design.
  • Voices: Dedicated Flanger and Doubler modes.
  • Modulation: Manual, Width, Speed, and Regen controls.
  • Utility: Mix control and polarity Invert switch.
  • Visuals: Real-time dual LED delay display.
  • Connectivity: CV In/Out and Input Level switch for line-level gear.

This could be perfect if you are chasing the hypnotic, swirling textures of classic rock records or forging uncharted sonic territory in modern electronica; the MXR Flanger/Doubler delivers a professional-grade analog modulation directly to your pedalboard.

For more information and to explore the full lineup of MXR effects, visit Jim Dunlop's official website.

Pros
  • +100% analog bucket-brigade circuitry for authentic vintage tone
  • +Dual Flanger and Doubler modes in one pedal
  • +CV In/Out connectivity for synth and modular integration
  • +Real-time LED feedback for precise adjustments
  • +Input Level switch for line-level compatibility
  • +Comprehensive tone-shaping controls
CircuitryAll-analog, bucket-brigade design
ModesFlanger and Doubler
ControlsManual, Width, Speed, Regen, Mix, Invert
ConnectivityCV In/Out, Input Level switch
Visual FeedbackDual front-panel LEDs
Price$333.00
What's the difference between the Flanger and Doubler modes on the MXR pedal?

Flanger mode delivers the iconic sweeping 'jet-engine' swoosh with metallic resonance and intense movement. Doubler mode thickens your tone by creating a slightly offset second layer, perfect for lush chorusing or tight, percussive slapback delays.

Does the MXR Flanger/Doubler work with synths and modular gear?

Yes. The pedal includes CV In and Out jacks for synchronizing with sequencers, synths, and expression pedals. An Input Level switch optimizes the unit for line-level signals, making it effective on modular racks as well as guitar pedalboards.

Is the MXR Flanger/Doubler digital or analog?

It's 100% all-analog. The pedal uses bucket-brigade circuitry identical to the original rack-mount unit, delivering authentic harmonically rich textures rather than digital emulations.

Jef Stone
Jef Stone
Founder and editor of GuitarBomb. Jef has been writing about guitars, effects pedals, and music gear for over ten years, covering everything from breaking gear news and leaks to hands-on reviews.