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R2R Electric Treble Booster Professional

R2R electric Treble Booster Professional

$447.00 Price Tier: High-end

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Page last updated Jun 25, 2026

Pricing and availability

We compare 600+ stores and found this item at 1 store. Prices updated June 25, 2026.

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Price

$447.00 2 available Used

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Average Price: $447

High-end/Boutique

$60

$151+

Price Tier

In the Boost Effects Pedals category, R2R Electric Treble Booster Professional is priced in the High-end/Boutique range. This premium gear is built to very high standards and offers premium features.

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Standard

High-end

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Description

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The Treble Booster Professional features my favorite modifications to the Rangemaster circuit. These include larger output cap value for wider frequency range & increased potentiometer value matched with higher gain transistor for "hotter" voicing.

Each Treble Booster Pro features:

Modified Dallas Rangemaster circuit modified with a 6 position tone switch

Mullard OC45 germanium transistor or Mullard OC202 silicon transistor

Vintage CTS, Centralab, Piher or Stackpole potentiometer

Philips or Sprague electrolytic capacitors

6 position rotary input capacitor switch with paper in oil or mylar audio grade capacitors

NOS West-Cap, Astron or other PIO output capacitor

Piher & Allen-Bradley 1/2w, 1w & 2w carbon comp resistors

True Bypass switch

LED on/off indicator

Handwired on phenolic terminal strip

Daka-Ware control knobs

Hammond 125b enclosure in hammered finish

Product specs

Brand	R2R Electric
Model	Treble Booster Professional
Year	2022 - 2025
Made In	United States
Categories	Overdrive and Boost Pedals
Pedal Format	Standard

FAQs

What is the primary function of the R2R Electric Treble Booster Professional?: The R2R Electric Treble Booster Professional is designed to enhance treble frequencies and boost midrange tones, providing a more pronounced and cutting sound that can drive an amplifier's gain stage effectively.
Does the R2R Electric Treble Booster Professional work well with both single-coil and humbucker pickups?: Yes, the R2R Electric Treble Booster Professional is compatible with both single-coil and humbucker pickups, offering a versatile boost that complements various guitar setups and playing styles.
Is the R2R Electric Treble Booster Professional suitable for live performances?: The R2R Electric Treble Booster Professional is ideal for live performances, providing a clear and dynamic sound that helps your guitar cut through the mix, especially in band settings.
Can the R2R Electric Treble Booster Professional be used with other effects pedals?: Yes, the R2R Electric Treble Booster Professional can be used in conjunction with other effects pedals, enhancing their output and adding clarity to your overall tone.
What power supply does the R2R Electric Treble Booster Professional require?: The R2R Electric Treble Booster Professional requires a standard 9V DC power supply, commonly used with most effects pedals, ensuring easy integration into your pedalboard setup.

Videos

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魔法の箱研究所 - Stompbox Review Channel -

R2R Electric Treble Booster - Sound Check & Review 【魔法の箱研究所】

魔法の箱研究所 - Stompbox Review Channel -

Reviews

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Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about R2R Electric Treble Booster Professional.

Use cases and applications

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Treble boosters, like the R2R Electric, excel when hitting a preamp that's already compressing for enhanced upper mids and mild distortion.
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Treble boosters are ideal for classic lead tones but not suited for metal tones where a Tube Screamer's mid boost is preferred.
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Owners find the R2R Electric effective for achieving a Band of Gypsys-like tone when used with neck pickups and playing around the 12th fret.
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The R2R Treble Booster Pro is frequently used to "goose" other drive pedals, illustrating its ability to enhance and invigorate existing pedalboard configurations.
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Features and functionality

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Treble boosters add a pleasant clipping due to limited headroom in transistors, unlike EQ pedals which lack such distortion.
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The R2R Electric Treble Booster includes switchable capacitors, allowing users to tailor the pedal's response to different guitars, enhancing versatility in various setups.
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The R2R Treble Booster Pro is noted for its OC45 transistor, which offers distinct tonal characteristics and a unique sound profile compared to other treble boosters.
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Mods and upgrades

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Catalinbread Viper and Skewer offer gain controls and range knobs to blend full range boost with stock treble boosting.
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Some users experiment with placing a Big Muff before the R2R to push the germanium transistors, though it may compromise the pedal's volume roll-off characteristics.
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Value and pricing

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R2R Electric is considered expensive but is praised for using all NOS parts, delivering superior quality.
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Comparisons

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Users mention the R2R Electric's OC44 transistor as a significant upgrade, offering an extra level of tonal refinement compared to other treble boosters.
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Owners who pair the R2R Treble Booster Pro with the Greer Lightspeed often find it enhances the latter's performance, creating an ideal combination for low-gain and drive tones.
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Owners compare the dynamic capabilities of the R2R Treble Booster Pro with the Analogman King of Tone, appreciating its ability to polish and refine lead sounds.
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User experience

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Multiple owners appreciate the R2R Electric for its ability to maintain clarity and avoid getting lost in the mix even when pushed hard.
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The R2R Treble Booster Pro is described as a "shockingly dynamic pedal" with exceptional clean-up and touch sensitivity, enhancing its versatility in various playing styles.
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Setup and maintenance

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Users often stack the R2R Treble Booster with Reeves Electro 2n2Face fuzz and Greer Lightspeed for optimal pedalboard synergy, highlighting its adaptability in complex setups.
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