Boss GX-1B Bass Effects Processor

Your Ultimate Bass Companion

The GX-1B delivers professional-grade sound and features in an ultra-portable platform for practice, recording, and performance. Premium bass-tuned amps and effects supply endless creative fuel, while the high-res color display, intuitive effect buttons, and Gear Suite tools make sound creation a snap. Rugged, powerful, and remarkably compact, the GX-1B is filled with inspiring tones for every bassist, from beginning players to touring pros seeking an all-in-one travel solution with no-compromise sound.

Specs

Audio / Processing

• Sampling Frequency: 48 kHz

• AD Conversion: 24 bits + AF method

• AF method (Adaptive Focus method) This is a proprietary method from Roland & BOSS that vastly improves the signal-to-noise (SN) ratio of the AD and DA converters.

• DA Conversion: 32 bits

• Processing: 32-bit floating point

Effects / Functions

• Effects: 135 types

• Memories: 99 (User) + 99 (Preset)

• Phrase Loop: 38 sec. (MONO), 19 sec. (STEREO)

• Tuner Internal Detection: +/-0.1 cent

Input / Output

• Nominal Input Level: INPUT: -10 dBu

• Maximum Input Level: INPUT: +7 dBu

• Input Impedance: INPUT: 1 M ohm

• Nominal Output Level: OUTPUT (L/MONO, R): -10 dBu, PHONES: -10 dBu

• Output Impedance: OUTPUT (L/MONO, R): 1 k ohm, PHONES: 44 ohms

• Recommended Load Impedance: OUTPUT (L/MONO, R): 10 k ohms or greater, PHONES: 44 ohms or greater

Controls

• DOWN switch, UP switch, CTL1 switch, EXP1 switch

• DOWN button, UP button, MENU button, EXIT button, ENTER button

• 1-3 knobs, EXP1 pedal

• FX1/COMP button, OD/DS button, AMP/CAB button

• FX2/EQ button, FX3/MOD button, DELAY button, REVERB button

• EDIT button, PEDAL FX button

Display

• Color Graphic LCD (320 x 240 dots)

Connectors

• INPUT jack

• OUTPUT (L/MONO, R) jacks: 1/4-inch phone type

• PHONES jack: Miniature phone type

• CTL2,3/EXP2 jack: 1/4-inch TRS phone type

• USB COMPUTER port: USB Type-C(R)

• DC IN jack

Power Supply

• Alkaline battery (AA, LR6) x 4

• USB BUS Power

• AC adaptor (PSA-S series: sold separately)

Power Consumption

• Current Draw: 250 mA (AC adaptor/Battery), 400 mA (USB)

Battery Life

• Expected battery life under continuous use: Alkaline: Approx. 5 hours

• • These figures will vary depending on the actual conditions of use.

Accessories

• STARTUP GUIDE

• Alkaline battery (AA, LR6) x 4

• Leaflet "Read Me First"

Options (sold separately)

• AC adaptor: PSA-S series

• Footswitch: FS-5U, FS-5L, FS-6, FS-7

• Expression Pedal: EV-30, FV-500L, FV-500H, Roland EV-5

• Wireless MIDI Expression Pedal: EV-1-WL

• Wireless Foot Switch: FS-1-WL

• Carrying Bag: CB-BM-S

Size and Weight

• Dimensions: 307 (W) x 149 (D) x 56 (H) mm / 12-1/8 (W) x 5-7/8 (D) x 2-1/4 (H) inches

• Maximum height: 307 (W) x 149 (D) x 73 (H) mm / 12-1/8 (W) x 5-7/8 (D) x 2-7/8 (H) inches

• Weight: 1.2 kg / 2 lbs 11 oz