Description
The Radial BigShot PB1 packs a serious power booster and buffer into a small pedalboard footprint, engineered to keep your tone intact rather than smother it. Dial up to 15dB of boost using a guitar pick via the recessed rear control – tucked out of the way so an errant foot stomp won’t ruin your setting mid-song.
Where many pedals rely on class-B preamp designs that dull tone and give buffers a poor reputation, the PB1 runs a fully discreet Class-A circuit. That topology minimizes zero-cross distortion and produces a smoother harmonic curve, so the boost sounds like more of your guitar rather than a processed version of it. Pair that with the Drag control – a variable load correction feature that lets you recreate the exact impedance relationship between your guitar and amp – and you get a boost or buffer stage that preserves feel as much as it does frequency response.
Because it’s a genuine buffer, the BigShot PB1 also solves practical rig problems: it drives long cable runs without signal loss and keeps multiple pedals in your chain from sucking tone out of your pickups. Vintage Guitar magazine went so far as to call the VariBoost circuit ‘the best sounding booster I have ever heard.’
Flexible in application, the PB1 works equally well as:
- A straight-ahead solo booster – guitar into INPUT, OUTPUT to amp, adjust GAIN and DRAG to taste
- A buffer ahead of your effects chain, using DRAG to restore proper pickup loading
- A buffer paired with a BigShot EFX for switching effects in/out or muting for tuning
Compact, simple to dial in, and built for pedalboard life – the PB1 is a no-nonsense way to boost your solos and buffer your tone without sacrificing what makes your guitar sound like your guitar.





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