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Average Price: $517

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$251+

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Description

Step into the world of dynamic sound shaping with the 3Leaf Audio Proton MK2, a standout in the realm of filter effects pedals. Designed to offer a smooth and responsive envelope filter experience, the Proton MK2 is a favorite among musicians looking for that classic quack and wah effect. This pedal delivers a versatile performance with its finely-tuned circuitry, ensuring that every note you play is wrapped in crisp, articulate clarity.

The opto-isolator design is at the heart of this pedal, providing a natural and musical response to your playing dynamics. Whether you're chasing the sound of vintage funk or exploring new sonic territories, the Proton MK2 offers a rich palette of tones to suit your artistic voice. With control over parameters like sensitivity and decay, you can dial in the perfect filter sweep for any musical context.

Key Features:

  • Opto-isolator design for smooth, musical response
  • Adjustable sensitivity and decay for precise tonal control
  • True bypass switching for pure signal integrity
  • Compact design suitable for any pedalboard setup
  • Durable build quality for reliable performance on stage and in the studio

Product specs

Brand 3Leaf Audio
Model Proton MK2
Year 2012 - 2014
Made In United States
Categories Filter and Wah Pedals
Color Family Black, White
Pedal Format Standard

FAQs

What kind of sound can I expect from the 3Leaf Audio Proton MK2?

The 3Leaf Audio Proton MK2 delivers a rich, dynamic envelope filter effect that is reminiscent of classic auto-wah sounds, making it suitable for funk, rock, and experimental genres.

Is the 3Leaf Audio Proton MK2 suitable for both guitar and bass?

Yes, the Proton MK2 is designed to work well with both guitar and bass, providing a versatile filter effect that enhances the tonal range of either instrument.

What are the main controls on the 3Leaf Audio Proton MK2?

The Proton MK2 features controls for sensitivity, decay, and peak, allowing you to fine-tune the envelope effect to suit your playing style and musical context.

Does the 3Leaf Audio Proton MK2 require a specific power supply?

The Proton MK2 operates on a standard 9V DC power supply, making it compatible with most pedalboard power solutions.

How does the 3Leaf Audio Proton MK2 compare to other envelope filters?

The Proton MK2 is known for its smooth, musical response and high-quality build, offering a more refined and expressive envelope filter effect compared to many other pedals in its class.

Mike Hermans

Mike Hermans

Proton Envelope Filter and Alpa Drive

Video thumbnail for Proton Envelope Filter and Alpa Drive by Mike Hermans

Proton Envelope Filter and Alpa Drive

Mike Hermans

Mike Hermans

Reviews

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about 3Leaf Audio Proton MK2.

Features and functionality

  • The Proton v4 offers a circuit redesign that results in slightly less tone coloration compared to the v3 model.

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  • The Proton MK2 is used in Loop 4 of a complex signal chain, emphasizing its role in dynamic sound manipulation within multi-pedal setups.

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Use cases and applications

  • Owners often set the range toggle down with lower Gain while maintaining similar Peak, Decay, and Tone settings for a balanced sound.

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  • Proton MK2 integrates well with bass-centric setups, as indicated by its inclusion in a bass rig with various other effects and direct output configurations.

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  • The Proton MK2 is especially favored by those who appreciate envelope filters, suggesting it's tailored for enthusiasts of this specific effect.

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User experience

  • The Proton v3 is popularly used on piano boards, indicating versatility beyond guitar applications.

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  • The Proton MK2 is included in diverse rig setups, such as a Pedaltrain Classic 1 board with a Quartermaster loop switcher, highlighting its integration flexibility.

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Value and pricing

  • The 3Leaf Audio Proton pedals are targeted by flippers, making it challenging to purchase at reasonable prices.

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  • Some owners find the $350 price point steep, often comparing it to the cost of premium multiFX boxes.

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Comparisons

  • Users favor the Proton MK2's aesthetic, noting its distinctive blue color scheme, which stands out in setups where visual appeal is a factor.

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  • Users find the Proton MK2 superior in sound quality to the MXR Bass Envelope Filter, praising its lack of harsh frequencies.

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  • Proton MK2 is compared favorably to the Mu-Tron filter, with owners preferring its sound despite the Mu-Tron's reputation.

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Build quality

  • The Proton MK2 is noted for its sturdy construction, with owners highlighting its robust build that withstands regular use.

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