Boss CS-3 Compression Sustainer

The CS-3 Compression Sustainer pedal compresses louder signals while boosting lower signals, providing smooth sustain without degrading the original sound quality. This results in a more balanced signal with sustain that’s perfect for clean rhythm guitar or singing lead tones. Designed for guitarists and bassists alike, the CS-3 is an essential tool for creating polished, professional sounds.

• Compression effect for a smooth, even sound with sustain
• Includes Level, Tone, Attack, and Sustain controls for precise sound shaping
• Ideal for clean guitar tones and for bringing more punch to distorted sounds
• High-quality circuitry for low-noise operation
• Can be used with guitar or bass

• Nominal Input Level: -20 dBu
• Input Impedance: 1 M ohm
• Nominal Output Level: -20 dBu
• Output Impedance: 1 k ohm
• Recommended Load Impedance: 10 k ohms or greater
• Controls: Pedal switch, LEVEL knob, TONE knob, ATTACK knob, SUSTAIN knob
• Indicator: CHECK indicator (used for indication of check battery)
• Connectors: INPUT jack, OUTPUT jack, AC adaptor jack (DC 9 V)
• Power Supply: Carbon-zinc battery (9 V, 6F22), AC Adaptor
• Current Draw: 11 mA (DC 9 V)
• Expected battery life under continuous use: Carbon: approx. 38 hours, Alkaline: approx. 88 hours
• Dimensions: 73 mm (W) x 129 mm (D) x 59 mm (H)
• Weight (including battery): 400 g
• Accessories: Leaflet (USING THE UNIT SAFELY, IMPORTANT NOTES, and Information), Alkaline battery (9 V, 6LR61)
• Options (sold separately): AC adaptor (PSA series)
• 0 dBu = 0.775 Vrms