The 2B is a stripped-down clean boost and buffer, built around the same boost circuit found in the Full-Drive 3, carved out into its own compact enclosure.
Key Features
- Up to 20dB of JFET-driven boost
- High-quality unity-gain buffer active even when the pedal is switched off
- Germanium diode Dynamics control softens harsh transient spikes
- 9V battery included, or 9-18V DC centre-negative regulated supply
- Buffered bypass
A Boost That Doubles As a Buffer
Up to 20dB of JFET-driven boost, with a high-quality unity-gain buffer active even when the pedal is switched off — so you’re never without a clean, cable-driving signal on a busy board. A germanium diode Dynamics control sits alongside the Gain knob, softening harsh transient spikes so a boosted signal stays sweet and controlled rather than spiky, similar in principle to a limiter on a studio mixdown.
Controls
- Gain: sets the amount of boost, up to 20dB
- Dynamics: controls a germanium diode limiter — at its lowest setting you get the full, wide-spectrum harmonic character of the boost; turn it clockwise for a progressively more controlled, contained signal without losing dynamics
Power
9V battery included, or a 9-18V DC centre-negative regulated supply. Buffered bypass. Running at 18V gives extra headroom. A CIOKS DC7 v2‘s selectable voltage outputs make it easy to try both.
Who Is This For
Worth a look if you want a transparent, high-headroom boost that also solves the buffering problem on a long pedal chain — the always-on buffer means you don’t need a second pedal just to maintain unity gain when this one’s switched off.
[Video to be confirmed and added]
What does the Fulltone 2B do?
It’s a clean boost and buffer pedal offering up to 20dB of JFET-driven boost, built around the same boost circuit found in the Full-Drive 3.
What power supply does the 2B need?
A 9V battery (included), or a 9-18V DC centre-negative regulated supply. Running at 18V gives extra headroom.
Is the 2B true bypass or buffered?
Buffered bypass, with the buffer active even when the pedal is switched off.
What does the Dynamics control do?
It’s a germanium diode limiter that softens harsh transient spikes. At its lowest setting you get the full harmonic character of the boost; turning it up gives a more controlled, contained signal.
Can the 2B be used just as a buffer?
Yes. It provides a high-quality unity-gain buffer even when switched off, so it protects your tone on long cable runs whether the boost is engaged or not.


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