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BOSS BF-3 Flanger

Item: BOBF3

The Boss BF-3 is the latest of the Boss Flanger series and features new modes (Ultra and Gate/Pan). The BF-3 creates stereo flanging with incredible depth; even slicer-type effects and sounds that seem to "swirl" around the listener. It's a great flanger in a compact, affordable package.

BOSS BF-3 Flanger Features:

  • Boss' Best Flanging Effects in a Compact Pedal
  • New Ultra and Gate/Pan Modes for Ultra-fat flanging and Futuristic Slicer-type Sounds, Respectively
  • Momentary Mode Turns Flanging On Instantly
  • Tap Tempo Adjustable Via Pedal
  • Independent Guitar and Bass Inputs and Stereo Outputs
  • Boss 5-Year Warranty


  • Nominal Input Level: -20 Dbu
  • Input Impedance: 1 M Ohms
  • Nominal Output Level: -20 Dbu
  • Output Impedance: 1 K Ohms
  • Recommended Load Impedance: 10 K Ohms or Greater
  • Delay Time 0.3 ms to 14.4 ms (Guitar In), 0.3 ms to 6.3 ms (Bass In)
  • Lfo Speed 100 ms to 18 s
  • Residual Noise -95 dbu (ihf-a typ.)
  • Controls Pedal Switch, Manual Knob, RES(resonance) Knob, Depth Knob, Rate Knob, Mode Knob
  • LED Check Indicator (serves also as tempo and battery check indicator)
  • Connectors Guitar In Jack, Bass In Jack, Output A (mono) Jack, Output B Jack, AC Adaptor Jack (DC 9V)
  • Power Supply DC 9V: Dry Battery or AC Adaptor (PSA Series: Optional)
  • Current Draw 40 mA (DC 9V)
  • Option AC Adaptor: PSA Series
  • Width: 73 mm, 2-7/8 Inches
  • Depth: 129 mm, 5-1/8 Inches
  • Height: 59 mm, 2-3/8 Inches
  • Weight: 0.4 kg, 0 Lbs. 15 oz.
  • Footnotes: * 0 dbu = 0.775 vrms.
    *The specifications are subject to change without notice.


  • Owner's Manual
  • 9V Battery

List price: $189.00

Price: $149.99

You Save: $39.01 (21%)

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BOBF3 - BF-3 Flanger
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