Pricing and availability

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

Sweetwater
5.0 (9)
$229.00
Amazon
4.9 (20)
$229.00 New
$209.99 Used (Like New)
Reverb
5.0 (2)
$109.00 20 available Used
Thomann
4.9 (16)
$252.00 $232.00 $20.00 · All time low

Average Price: $200

High-end/Boutique

$50

$176+

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Standard

High-end

Price History

Based on price data from 2 merchants for "Fulltone Supa-Trem Jr". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

The Fulltone Supa-Trem Jr brings a new level of versatility to your pedalboard with its compact size and custom-designed Opto-1 Photocell, offering a stellar tremolo experience. This pedal is a powerhouse of features, including a tap tempo function that ensures you stay rhythmically in sync with your band, and a wide speed range that spans from a languid 10-second cycle to a rapid 220 beats per minute. The Supa-Trem Jr doesn’t just replicate the classic tremolo sound; it reinvents it with options for square, sine, and warble waveforms, allowing for a broad spectrum of sonic creativity.

The pedal's intuitive design includes foot-friendly knobs for on-the-fly adjustments of the Rate and Mix, and a red LED that keeps you informed of the current speed, even when bypassed. The Supa-Trem Jr also doubles as a clean boost, offering up to 15dB of gain with the Mix control dialed down, giving you more control over your sound during performances. Built with Fulltone's robust brass-shaft pots and a unique thru-PCB mounting method, this pedal promises durability and pure tone without signal degradation.

Whether you're aiming for subtle modulation or a more intense tremolo effect, the Supa-Trem Jr is designed to deliver consistent quality and reliability. Perfect for the experimental guitarist seeking an adaptable and high-quality tremolo solution.

Key Features:

  • Photocell trem for classic tremolo sound
  • Tap tempo footswitch with external tap input capability
  • Square, sine, and warble waveforms for creative sound shaping
  • Functions as a clean boost with up to 15dB gain
  • Speed control from ultra-slow 10-second cycle to fast 220 bpm
  • True bypass for maintaining signal purity
  • Durable construction with custom-made brass-shaft pots

Product specs

Pedal Type Optical Tremolo
Analog/Digital Analog
Effects Sine, Square, Warble
Inputs 1 x 1/4"
Outputs 1 x 1/4"
Other I/O 1 x 1/4" (external tap)
Bypass Switching True Bypass
Features Tap Tempo, internal Optocoupler Trimmer
Power Source 9-18V DC 50mA power supply required (sold separately)
Power Usage 30mA
Batteries 1 x 9V
Height 2.5"
Width 3.9"
Depth 4"

FAQs

What type of tremolo effects does the Fulltone Supa-Trem Jr offer?

The Fulltone Supa-Trem Jr provides sine, square, and warble tremolo effects, allowing for a range of classic and experimental sounds.

Does the Fulltone Supa-Trem Jr have a tap tempo feature?

Yes, the Fulltone Supa-Trem Jr includes a tap tempo feature, enabling you to easily sync the tremolo rate with your music.

Is the Fulltone Supa-Trem Jr compatible with both guitar and bass?

The Fulltone Supa-Trem Jr is primarily designed for guitar but can also be used with bass, offering versatile tremolo effects for both instruments.

What power supply is required for the Fulltone Supa-Trem Jr?

The Fulltone Supa-Trem Jr requires a 9-18V DC 50mA power supply, which is sold separately.

Does the Fulltone Supa-Trem Jr use true bypass switching?

Yes, the Fulltone Supa-Trem Jr features true bypass switching, ensuring that your signal remains unaffected when the pedal is not in use.

How does the Fulltone Supa-Trem Jr differ from other tremolo pedals?

The Fulltone Supa-Trem Jr stands out with its optical tremolo design, tap tempo capability, and internal optocoupler trimmer, providing precise control over your tremolo effects.

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FulltoneMusicalProductsLLC

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Video thumbnail for Fulltone Supa-Trem Jr on Michael Fuller's "Black Lab Strut" by FulltoneMusicalProductsLLC

Fulltone Supa-Trem Jr on Michael Fuller's "Black Lab Strut"

FulltoneMusicalProductsLLC

FulltoneMusicalProductsLLC

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TREMOLO PEDALS: Boss TR-2 vs Fulltone Supa-Trem Jr

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Music Bliss Malaysia

Video thumbnail for Fulltone Supa-Trem Jr. by Regent Sounds

Fulltone Supa-Trem Jr.

Regent Sounds

Regent Sounds

Video thumbnail for Supa-Trem Jr by Fulltone - The Tremolo Series by PJ and the Beard

Supa-Trem Jr by Fulltone - The Tremolo Series

PJ and the Beard

PJ and the Beard

Video thumbnail for Fulltone Supa-Trem Jr - Unboxing and Quick Look Episode 15 by PJ and the Beard

Fulltone Supa-Trem Jr - Unboxing and Quick Look Episode 15

PJ and the Beard

PJ and the Beard

Reviews

PROS

  • Exceptional sound quality with versatile tremolo modes: square, sine, and warble

  • Tap tempo function adds flexibility to live performances

  • Doubles as an effective clean boost with considerable gain reserve

  • Maintains tone integrity without altering or darkening sound

  • Compact and sturdy design suitable for pedalboards

  • Internal trimpot allows for customizable tremolo depth settings

  • Dead quiet operation, even at higher volumes

  • Offers vintage sound, reminiscent of classic tremolos

  • Provides natural movement and ambiance to clean tones

  • Highly praised jfet buffer for enhanced signal clarity

CONS

  • Sine wave mode perceived as too harsh, resembling a triangle wave

  • Rate control may be difficult to finely adjust for specific tempos

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Fulltone Supa-Trem Jr.

Features and functionality

  • The Supa-Trem Jr incorporates a three-way toggle for two main waveforms and a warble effect, simulating a Leslie cab sound.

    Source
  • Holding the tap tempo button reduces the speed to half, and holding it again returns to full speed, adding versatility to tempo control.

    Source
  • The pedal includes a 15dB clean boost when the mix is turned all the way down, doubling as a volume booster.

    Source

Use cases and applications

  • Combined with the Julia pedal, the Supa-Trem Jr creates a 'summer of love' effect, appealing to those seeking vintage-style tones.

    Source
  • Some musicians use the Supa-Trem Jr as an always-on clean boost, activating tremolo effects via the hard/soft switch as needed.

    Source
  • Jazz players using a Telecaster with humbuckers find the Supa-Trem Jr useful for maintaining mids and adding body to higher pitches.

    Source

Comparisons

  • The DOD bi-FET preamp offers a brighter and potentially bassier sound compared to the EP Booster, while still adding harmonic content.

    Source
  • The Supa-Trem Jr is compared to the Voodoo Labs Tremolo for its ability to replace an EP Booster when set to zero.

    Source

User experience

  • A user replaced their EP Booster with a Supa-Trem Jr due to its compact size and dual functionality, although size was a concern for others.

    Source

Critic Reviews

Fulltone shakes up the tremolo market with Supa-Trem Jr pedal | MusicRadar

musicradar.com

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Artist usage

Add artist
See how Jacob Bugden uses Fulltone Supa-Trem Jr

Jacob Bugden

Guitarist, Music Producer

...
Verified via Photo

In this Instagram story from the 17th of October, Jacob's home studio can be seen with a variety of pedals among a mound of cables, one of which is the Fulltone Supa-Trem Jr

Genre Usage

Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.

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