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Boss BF-3 User Manual

Boss BF-3
24 pages
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Owners Manual
DCAC
AC & BATTERY
POWERED
FET
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Boss BF-3 Specifications

General IconGeneral
Effect TypeFlanger
Control KnobsManual, Depth, Rate, Resonance
BypassBuffered
Input Impedance1 M ohm
Output Impedance1 k ohm
Recommended Load Impedance10 k ohms or greater
ModesStandard, Ultra, Gate/Pan
Power Supply9V DC, 9V Battery
Dimensions73 x 129 x 59 mm
Current Draw40mA
ConnectorsInput, Output, DC In

Summary

Features

Stereo Output Feature

Enhances sound breadth and provides a deep, three-dimensional rotation effect.

ULTRA Mode

Introduces a new mode for a more intense flanging effect.

GATE/PAN Mode

Offers slicer effect in mono and 3D panning in stereo.

MOMENTARY Mode

Allows applying the flanger effect precisely when desired.

Tap Tempo Function

Enables setting the RATE to the tempo by pressing the pedal.

Panel Description

AC Adaptor Jack

Connection point for the optional AC adaptor.

CHECK Indicator

Shows effect status, tempo, and battery level.

OUTPUT A (MONO)/OUTPUT B Jack

Connects to amplifiers or other effects units.

GUITAR IN Jack

Accepts input signals from a guitar.

BASS IN Jack

Accepts input signals from a bass guitar.

Pedal Switch

Used for switching effects on/off and inputting tempo.

Thumbscrew

Allows opening the pedal to change the battery.

MANUAL Knob

Adjusts the center frequency of the effect.

RES (resonance) Knob

Adjusts the amount of resonance or feedback.

DEPTH Knob

Controls the sweep depth of the flanging effect.

RATE Knob

Adjusts the speed of the flanging effect.

MODE Knob

Selects the flanger effect and pedal mode.

Connections

Operating the Unit

Turning the Effect On

Depress the pedal switch to activate the effect.

Selecting the Mode

Use the MODE knob to choose the desired effect mode.

Setting the Flanging Rate

Adjust the RATE knob for desired effect speed.

Setting the Sweep Depth

Use the DEPTH knob to control effect intensity.

Setting the Center Frequency

Adjust the MANUAL knob for the effect's center frequency.

Setting the Effect Strength

Turn the RES knob to adjust the effect's strength.

Tempo Input Setting

Tempo Input with Effect ON

Setting tempo when the effect is active (CHECK indicator red).

Tempo Input with Effect OFF

Setting tempo when the effect is inactive (CHECK indicator off).

Relationship Between Flanger and Gate Effects

Changing the Battery

Loosen Thumbscrew and Open Pedal

Loosen the thumbscrew and lift the pedal to access the battery.

Remove Old Battery

Disconnect the old battery and its cord.

Connect New Battery

Connect the snap cord to the new battery and place it.

Replace Pedal

Slip the coil spring and close the pedal.

Secure Thumbscrew

Insert and fasten the thumbscrew securely.

Troubleshooting

Power Won't Come On

Addresses issues related to the unit not powering up.

CHECK Indicator Doesn't Light

Diagnoses why the CHECK indicator is not illuminated.

No Sound / Low Volume

Troubleshoots issues with sound output or volume levels.

Sound is Distorted

Helps resolve problems with distorted audio output.

Cannot Input the Tempo

Addresses problems with setting the tempo using the pedal.

Tempo Not Synchronized

Resolves issues where tempo input is not synchronized correctly.

Setting Samples

Guitar Standard Flanger

Recommended settings for a standard flanger sound on guitar.

Guitar Stereo Flanger

Recommended settings for a stereo flanger sound on guitar.

Guitar Ultra Flanger

Recommended settings for an intense ultra flanger sound on guitar.

Guitar Rotary Flanger

Recommended settings for a rotary flanger sound on guitar.

Guitar Gate Flanger

Recommended settings for a gate flanger sound on guitar.

Guitar Tremolo Flanger

Recommended settings for a tremolo flanger sound on guitar.

Guitar Chorus Sound

Recommended settings for a chorus-like sound on guitar.

Guitar Fixed Flanging

Recommended settings for a fixed flanging sound on guitar.

Bass Strong Flanging

Recommended settings for strong flanging on bass.

Bass Vibrato Sound

Recommended settings for a vibrato sound on bass.

Bass Deep Flanger

Recommended settings for a deep flanger sound on bass.

Bass Slicer Sound

Recommended settings for a slicer sound on bass.

Specifications

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