S-1

Divine a new world of sound with the S-1 Tweak Synth, a potent micro polysynth inspired by the legendary Roland SH-101.

Jam with the snappy basses and expressive leads you’ve loved for years. Then launch your music into uncharted territory with futuristic wave manipulation, onboard sequencing, and unique performance features designed for modern creators. With its inspiring hands-on controls and intuitive workflow, the powerful S-1 delivers a fun and satisfying experience for beginners and serious synth adventurers alike.

Features

• Ultra-portable polysynth inspired by the legendary SH-101
• Authentic SH-101 sound driven by Roland’s evolving Analog Circuit Behavior (ACB) technology
• Craft all-new tones with powerful oscillator drawing, oscillator chop, and riser tools
• Mono, poly, unison, and chord modes and four-voice polyphony
• Square, sawtooth, sub, and noise oscillators
• Hands-on panel with familiar synth controls for instant sound shaping and live performance tweaks
• Onboard keyboard with two-plus octave range
• 64-step sequencer and 64 patterns for on-the-spot song creation
• Advanced programming tools, including motion recording, probability, sub step, last step, and velocity
• Easy-to-use arpeggiator with eight phrase types
• D-Motion feature for controlling pitch, mod, and other parameters by physically moving the S-1
• Color and process your sounds with a variety of delay, reverb, and chorus effects
• Comprehensive connectivity with audio, MIDI, and sync I/O plus AIRA Link
• Class-compliant USB-C audio/MIDI interface—no drivers needed
• Lithium-ion battery with up to 4.5 hours of operation per charge
• Sturdy construction and high-quality rubber pads
• Connect to other AIRA Compacts and standard MIDI devices with optional BOSS TRS MIDI cables

Specifications

User Patterns

64

Step Sequencer

64 steps

Effects

DELAY, REVERB, CHORUS

Display

7 segments, 4 characters (LED)

Connectors

SYNC (IN, OUT) jacks: Miniature phone type

MIX (IN, OUT) /PHONES jacks: Stereo miniature phone type

MIDI (IN, OUT) jacks: Stereo miniature phone type

USB port: USB Type-C® (Audio, MIDI)

Power Supply

Rechargeable lithium-ion battery

Obtained via USB port (USB bus power)

Current Draw

500 mA

Expected battery life under continuous use

Approx. 4.5 hours

• These figures will vary depending on the actual conditions of use.

Expected battery charging time

Approx. 3 hours

• To charge the unit, use the USB port of a computer or a commercially available USB power supply adaptor (5 V, 500 mA or higher).

Dimensions

188 (W) x 106 (D) x 36.2 (H) mm

7-7/16 (W) x 4-3/16 (D) x 1-7/16 (H) inches

Weight (including batteries)

305 g

11 oz

Accessories

Leaflet ”Read Me First”

USB Type-C to USB Type-A cable