Boss NS-2 Noise Suppressor Pedal


The NS-2 Noise Suppressor eliminates unwanted noise and hum without altering an instrument’s natural tone. It’s the perfect pedal to quiet down any pedalboard or effects setup.


Compact noise suppression pedal for eliminating noise and hum in guitar and bass effects and amplifier setups
Unique noise detection circuit preserves the natural attack and envelope of an instrument’s sound
Threshold and Decay knobs allow for shaping the elimination/suppression as desired

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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

Bypass : Buffered bypass

Controls : MODE selector switch
DECAY knob
Pedal switch

Indicator : CHECK/MUTE indicator (Used for indication of check battery)
REDUCTION indicator

Connectors : INPUT jack: 1/4-inch phone type
OUTPUT jack: 1/4-inch phone type
SEND jack: 1/4-inch phone type
RETURN jack: 1/4-inch phone type
DC IN jack
9V DC OUT jack

Power Supply : Carbon-zinc battery (9 V, 6F22) or Alkaline battery (9 V, 6LR61)
AC adaptor (PSA series: sold separately)

Current Draw : 20 mA

Expected battery life under continuous use : Carbon: Approx. 5 hours
*These figures will vary depending on the actual conditions of use.

Accessories : Owner’s manual
Leaflet (“USING THE UNIT SAFELY,” “IMPORTANT NOTES,” and “Information”)
Carbon-zinc battery (9 V, 6F22)

Options (sold separately) : AC adaptor: PSA series
DC-DC Plug: PCS-25
Parallel DC Cord: PCS-20A


Width : l73 mm
2-7/8 inches

Depth : 129 mm
5-1/8 inches

Height : 59 mm
2-3/8 inches

Weight (including battery) : 400 g
15 oz