Boss ST-2

A "tower" of saturation in a compact format: the Power Stack spirit

The ST-2 Power Stack follows the tradition of BOSS compact pedals focused on efficiency: an immediately usable sound, a very wide gain range, and straightforward ergonomics. The idea is simple: to recreate the feel of highly sought-after tube amp distortion and professional stacks, without having to crank a large amp to unmanageable volumes. The ST-2 doesn't just add gain; it aims to reproduce that "muscular," dense, and lively quality that makes a riff solid and a solo cut through the mix.

With its approach centered on a SOUND control that simultaneously sculpts saturation and its texture, the ST-2 allows quick navigation between several distortion families-from thick crunch to more aggressive modern saturation-while maintaining a sense of power and projection typical of a "stack" amp.

For whom, for which styles, and in what contexts?

The BOSS ST-2 is aimed at guitarists who want a generous distortion that's simple to dial in, whether you're learning (to explore different gain textures) or already familiar with saturated sounds in a band setting. It excels particularly in styles that require a solid, thick rhythmic foundation: hard rock, alternative rock, punk, metal, stoner, and any situation where you want a drive that "fills out" the sound.

In rehearsals and on stage, it's ideal if you play through a clean channel (or a lightly crunchy channel) and want to achieve a big stack sound without multiplying pedals. In the studio or home studio, it delivers clear saturations at reasonable volume, and its EQ helps find the right place in a mix depending on the guitar (single coils brighter or humbuckers thicker).

• Technical specifications are subject to change without notice.

Technical specifications

Effects	Distortion / Overdrive / Fuzz, Distortion	Type	sector
Technology	Analog	Use	electric guitar
Format	Pedal	Color	Black
EQ	2 channels

Nominal input level	-20 dBu	Power supply	DC 9V, PSA series AC adapter (optional)
Input impedance	1 MOhm	Dimensions	73 (H) x 129 (W) x 59 (D) mm
Nominal output level	-20 dBu	Documentation included	owner's manual
Output impedance	2.2 kOhm	Sheets	"Safety Instructions", "Important Notes" and "Information"
Recommended load impedance	10 kOhm or more	Power consumption	40 mA (DC 9V)
Controls and indicators	footswitch, GAIN control, SOUND control, TREBLE control, BASS control	Required voltage	9V DC
Connections	INPUT jack, OUTPUT jack, adapter jack	Equivalent value	0 dBu = 0.775 Vrms