Boss BF-3 Owner's Manual
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Boss BF-3 Owner's Manual

Boss flanger owner's manual
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Owner's Manual
AC
DC
AC & BATTERY
POWERED
FET

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Summary of Contents for Boss BF-3

  • Page 1 Owner’s Manual AC & BATTERY POWERED...
  • Page 2 Thank you, and congratulations on your choice of BOSS BF-3 Flanger. Before using this unit, carefully read the sections entitled: “USING THE UNIT SAFELY” and “IMPORTANT NOTES” (separate sheet). These sections provide important informa- tion concerning the proper operation of the unit. Additionally, in order to feel assured that you have gained a good grasp of every feature provided by your new unit, this man- ual should be read in its entirety.
  • Page 3 Features Stereo output gives your sound greater breadth along with a deep effect that imparts a sense of three-dimensional rotation. Includes a new “ULTRA” mode for a more intense flanging effect. Also features a “GATE/PAN” mode. When outputting in mono, a slicer effect is add- ed to the flanging sound, resulting in a “gate flanger”...

  • Page 4: Panel Description

    Panel Description fig.01 1. AC Adaptor Jack Accepts connection of an AC Adaptor (op- tionally available BOSS PSA-Series). By using an AC Adaptor, you can play with- out being concerned about how much bat- tery power you have left. * Use only the specified AC adaptor (PSA- Series), and make sure the line voltage at the installation matches the input voltage specified on the AC adaptor's body.
  • Page 5 The indicator lights when an effect is ON. * If this indicator goes dim or no longer lights while an effect is ON or while the BF-3 is in TEMPO mode, the battery is near exhaustion and should be replaced immediately. For instructions on changing the batteries, refer to “Changing the Battery”...
  • Page 6 Panel Description on when you plug into the GUITAR IN or BASS IN jack; the power is turned off when the cable is unplugged. Be sure to disconnect any cord plugged into the GUITAR IN or BASS IN jack when not using this effects device.
  • Page 7 MOMENTARY: The flanger effect is applied only while the BF-3’s pedal is depressed. The STAN- DARD tone is applied, and flanging starts in the low end. * You cannot input the tempo in MOMENTARY mode.
  • Page 8 Connections fig.03 OUT 9V DC/200mA Guitar Amplifier (Bass Amplifier) For monoural use, make the connection to the OUTPUT A (MONO) jack. AC Adaptor BOSS PSA-series (option) Electric Guitar Bass Guitar * The GUITAR IN jack is given priority.
  • Page 9 * Inserting a plug into the GUITAR IN or BASS IN Jack will automatically switch the unit on. * The use of an AC adaptor is recommended as the unit’s power consumption is relatively high. Should you prefer to use batteries, please use the alkaline type. * Noise may be produced if wireless communications devices, such as cell phones, are operated in the vicinity of this unit.

  • Page 10: Operating The Unit

    Operating the Unit fig.05 1. When you have made the necessary connections (p. 8), depress the pedal switch to turn the effect on. (the CHECK indicator turns red.) * When MOMENTARY mode is selected, continue pressing the pedal switch. (the effect is on only while the pedal is depressed) 2.
  • Page 11 * If you adjust the RATE knob after completing the settings, the effect then reflects the position of the RATE knob. * You cannot input the tempo in MOMENTARY mode. Red/Green Blinking Press and hold Press the BF-3’s pedal the BF-3’s pedal switch switch in timing with the for at least two tempo.
  • Page 12 BF-3’s pedal switch for at least two seconds. immediately after Step , Step Red/Green Blinking Press the BF-3’s pedal switch in timing with the tempo. Effect synchronized to tempo may inadvertently be interpreted as Press and hold the BF-3’s...
  • Page 13 Relationship Between the Flanger and Gate Effects * The gate effect switches on and off 32 times over the period of the flanger effect's rise and fall. * If you want to have the gate working on eighth notes, press the pedal switch at the beginning of the fourth measure of the song you want to have synchronized.

  • Page 14: Changing The Battery

    Changing the Battery When the indicator goes dim or no longer lights while an effect is on, it means that the battery is nearly dead and must be replaced. Replace the battery following the steps below. * This device consumes considerable power, so use of the AC adaptor is recommended.

  • Page 15: Troubleshooting

    Check the connection once more (p. 8). * Never use any AC adapter other than one specified for use with the BF-3. Is the battery low or dead? Replace with a new battery (p. 14). Is the guitar connected properly to the GUITAR IN or BASS IN jack? Check the connection once more (p.
  • Page 16 Troubleshooting No sound / Low volume: Is the BF-3 properly connected to your instrument? Check the connection once more (p. 8). Is the volume turned down on any guitar amp or effects device you have connected? Are you inputting to both the GUI- TAR IN and BASS IN jacks? The GUITAR IN jack is given priority.

  • Page 17: Setting Samples

    Setting Samples For Guitar Standard Flanger fig.10 Ultra Flanger fig.11 Stereo Flanger fig.12 Stereo Rotary Flanger fig.13 Stereo...

  • Page 18: Setting Samples For Guitar

    Setting Samples For Guitar Gate Flanger fig.14 OUTPUT A (MONO) Chorus Sound fig.15 Tremolo Flanger fig.16 OUTPUT B Fixed Flanging fig.17...

  • Page 19: Setting Samples For Bass

    For Bass Strong Flanging fig.18 Deep Flanger fig.19 Vibrato Sound fig.20 Slicer Sound fig.21 Setting Samples...

  • Page 20: Setting Memo

    Setting Memo fig.26 fig.26 fig.26 fig.26...

  • Page 21: Specifications

    Specifications BF-3: Flanger Nominal Input Level...-20 dBu Input Impedance...1 M Nominal Output Level...-20 dBu Output Impedance ...1 k Recommended Load Impedance ...10 k or greater Delay Time...0.3 mS–14.4 mS (GUITAR IN) LFO Speed ...100 mS–18 S Residual Noise ...-95 dBu (IHF-A Typ.) Controls...Pedal Switch, MANUAL Knob, RES (resonance) Knob,...
  • Page 22 Specifications Current Draw ...40 mA (DC 9 V) Dimensions ...73 (W) x 129 (D) x 59 (H) mm Weight ...420 g /15 oz (including Battery) Accessories...Owner’s Manual Options...AC Adaptor PSA-Series * 0 dBu = 0.775 Vrms * In the interest of product improvement, the specifications and/or appearance of this unit are subject to change without prior notice.
  • Page 23 This product complies with the requirements of European Directive 89/336/EEC. FEDERAL COMMUNICATIONS COMMISSION RADIO FREQUENCY INTERFERENCE STATEMENT This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.
  • Page 24 G6017305...

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