Boss AW-2 Auto Wah


  • Rate
    Controls the rate of a sine wave moving the filter up and down.
  • Depth
    Controls the depth of the wave.
  • Manual
    Controls the mix of the sweep of the envelope and the sine wave controlled by the Rate and Depth buttons.
  • Sensitivity
    Controls how the envelope filter responds to the input signal.


This effect is a mix between an envelope filter and a filter modulated by an LFO.

Sold from November 1991 to January 1999.

Most recent forum threads


  • Input Impedance
    1 MÙ¦lt;/dd>
  • Output Impedance
    1 kÙ¦lt;/dd>
  • Recommended Load Impedance
    10 kÙ or greater
  • Residual Noise
    -80 dBu or less (IHF-A, Typ.)
  • Power Supply
    DC 9 V: Dry Battery 9 V type (6AM6/9V), AC Adapter (PSA-120, 220 or 240 : option)
  • Dimensions
    70 (W) x 125 (D) x 55 (H) mm / 2-3/4 (W) x 4-15/16 (D) x 2-3/16 (H) inches
  • Weight
    420 g / 1.0 lbs (including Battery)


Where to find one?

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envelope-controlled envelope follower amplitude controlled low frequency oscillator lfo-controlled fx pedal stompbox stomp box guitar effects pedal filter eq/excite/filter bandpass bp bpf band-pass filter
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