Pricing and availability

We compare 600+ stores and found this item at 4 stores. Prices updated .

Sweetwater
5.0 (13)
$189.99 $161.49 $28.50 · All time low
Amazon
4.2 (26)
$183.98 $161.49 $22.49 · All time low
Reverb
5.0 (28)
$161.49 New
$105.00 Used

Average Price: $156

Standard/Professional

$50

$176+

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Price History

Based on price data from 3 merchants for "Catalinbread Formula 55". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

For guitarists seeking a pedal that captures the essence of vintage amp tones, the Catalinbread Formula 55 is a standout choice. This JFET-driven overdrive pedal is crafted to emulate the legendary character of the 5E3 Tweed Deluxe, delivering a wide spectrum of sound from warm jazz tones to gritty rock textures. With its pedalboard-friendly design, the Formula 55 melds seamlessly into any setup, offering the flexibility and dynamic response that players crave.

The Formula 55 stands out for its ability to mimic the classic tube amp sound, thanks to its meticulously designed circuitry. The pedal is equipped with intuitive controls, including Presence, Tone, Master, and Volume, allowing for precise adjustments to sculpt your sound. The Hi/Lo switch gives you the power to toggle between the authentic vintage tweed sound and a higher-gain option, akin to swapping out tubes in your amp. Whether you prefer mellow, woody vibes or a more aggressive bark, this pedal adapts beautifully to your playing style.

Built with Catalinbread's commitment to quality, the pedal features durable, through-hole components and an all-metal chassis, ensuring it can withstand the rigors of frequent use. Hand-built and tone-tested in the USA, the Formula 55 not only captures the spirit of the '50s but also offers the reliability and versatility needed for modern performances.

Key Features:

  • Emulates classic 5E3 Tweed Deluxe amp tones
  • JFET-based circuit for dynamic response
  • Presence, Tone, Master, and Volume controls
  • Hi/Lo switch for vintage or high-gain settings
  • Pedalboard-friendly design
  • Powered by 9V battery or 9V-18V DC power supply (not included)
  • Durable all-metal chassis
  • Hand-built and tone-tested in the USA

Product specs

Pedal Type Overdrive
Analog/Digital Analog
Controls Knobs: Presence, Tone, Master, Volume; Switches: Hi/Lo
Inputs 1 x 1/4"
Outputs 1 x 1/4"
True Bypass Yes
Power Source 9-18V DC power supply (sold separately)
Power Usage 5mA
Batteries 1 x 9V
Height 1.87"
Width 2.37"
Depth 4.37"
Weight 0.48 lbs.

FAQs

What kind of tones can I expect from the Catalinbread Formula 55 Overdrive Pedal?

The Catalinbread Formula 55 emulates the classic tweed amp sound, offering warm, dynamic overdrive tones with a vintage character. It's ideal for blues, rock, and classic rock genres, providing rich harmonic content and responsive touch sensitivity.

How does the Hi/Lo switch affect the sound of the Catalinbread Formula 55?

The Hi/Lo switch on the Catalinbread Formula 55 adjusts the gain structure, allowing you to switch between a lower gain, cleaner sound, and a higher gain, more saturated overdrive. This versatility makes it suitable for various playing styles and dynamic expression.

Is the Catalinbread Formula 55 Overdrive Pedal suitable for use with a bass guitar?

While primarily designed for electric guitar, the Catalinbread Formula 55 can also be used with a bass guitar. The pedal's dynamic range and tonal flexibility can enhance bass tones, though tonal results may vary depending on the bass and amp setup.

Does the Catalinbread Formula 55 work well with other pedals in a signal chain?

Yes, the Catalinbread Formula 55 is designed to integrate seamlessly with other pedals. Its true bypass circuitry ensures that it won't color your tone when not engaged, making it a versatile addition to any pedalboard setup.

What power supply is required for the Catalinbread Formula 55 Overdrive Pedal?

The Catalinbread Formula 55 requires a 9-18V DC power supply, which is sold separately. It can also run on a 9V battery, offering flexibility for different power preferences and performance environments.

Verdilac Sound

Verdilac Sound

Catalinbread - Formula 55 - Demo & Review

Video thumbnail for Catalinbread - Formula 55 -  Demo & Review by Verdilac Sound

Catalinbread - Formula 55 - Demo & Review

Verdilac Sound

Verdilac Sound

Video thumbnail for Catalinbread Formula 55 by Glenn Wallace

Catalinbread Formula 55

Glenn Wallace

Glenn Wallace

Reviews

PROS

  • Emulates classic 5e3 Deluxe amp tones remarkably well

  • Highly interactive and responsive controls for nuanced sound shaping

  • Provides a wide range of tones from mild to wild overdrive

  • Excellent touch sensitivity; responds well to pick attack and guitar volume

  • Works well with various amps, adding warmth and character

  • 18V option provides more headroom and dynamic range

  • Functions as a powerful preamp with a distinct amp-like feel

  • Versatile with other pedals; enhances overall sound

  • Suitable for both live and studio settings

  • Compact design with robust build quality

CONS

  • Dark voicing may require extensive EQ adjustments

  • High compression can overpower other effects like tremolo

  • Some users report it doesn't match demo expectations

  • May not deliver desired high-gain tones for all users

  • Occasional reports of unit malfunction or not working out of the box

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Catalinbread Formula 55.

Features and functionality

  • The pedal's controls are highly sensitive, making it challenging to dial in settings precisely at different volumes.

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  • The Formula 55 is not considered a one-trick pony; it offers flexibility for moderate to high gain settings, satisfying users who dislike typical overdrive midrange quirks.

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  • The extra red mode on the Formula 55 provides an intense, explosive sound that appeals to users looking for dynamic tonal shifts.

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Use cases and applications

  • Running the pedal at 12v or 18v significantly improves headroom and sound quality, allowing for more clean tones and dynamic range.

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  • Many users prefer the low gain mode for its saggy, loose feel, which is ideal for emulating Neil Young and Big Thief tones.

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  • The Formula 55 successfully transforms a blackface Deluxe into a tweed Deluxe sound, offering a preferred drive tone for users seeking that specific vintage character.

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  • The pedal is praised for delivering a cranked amp sound that captures live Jimmy Page tones, providing versatility beyond its Neil Young associations.

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  • Users find the Formula 55 effective for simulating a "dying amp" sound, particularly when seeking authentic Tweed tones.

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Comparisons

  • The EAE Halberd and Benson preamp are considered similar but offer less onboard gain compared to the Formula 55.

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  • Owners have compared the Formula 55 favorably to the Browne Amplification Carbon, noting similar satisfaction with moderate gain settings on the hot mode.

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  • The Formula 55 is described as more mid/treble heavy and mushy at high gain compared to the bass-heavy ODR-1, offering distinct tonal experiences.

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User experience

  • Higher voltage settings make the pedal sound more open and responsive, though it retains a darker tone overall.

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  • Users appreciate that the Formula 55 handles high frequencies well, avoiding harshness or overly smooth tones that are common issues with other overdrive pedals.

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  • The pedal is praised for its performance with solid-state amps, notably enhancing tones on models like the Katana.

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Setup and maintenance

  • An isolated power supply can eliminate noise issues when using the pedal with a standard 9v adapter.

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Other

  • The Formula 55 is praised for its ability to recreate the Neil Young "Cortez the Killer" tone, especially in high gain settings.

    Source

Critic Reviews

First Impressions: Catalinbread Formula 55 Overdrive – HomeToneBlog.com

hometoneblog.com

Catalinbread's Formula 55 Overdrive impresses with its authentic tweed tone, especially when paired with Telecasters and Stratocasters, delivering a genuine 5e3 vibe. However, the pedal struggles with Les Pauls, producing a harsh, brittle sound that isn't quite usable without extensive tweaking. While the 'Hi' mode falls short in saturation compared to a real Tweed Deluxe, the 'Lo' mode offers some promise, albeit with a raspiness that might need taming. Ultimately, the Formula 55 holds its ground as a solid tweed-tone choice for certain setups, but it may not be the versatile solution for all guitar types.

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