Premium Bass Tone in an Ultra-Compact Package

The GT-1B gives bass players a massive range of pro tone-shaping power in a small and robust package. Backed by BOSS’s premium sound engine, you have full access to a huge selection of bass-optimized amps and effects for stage and studio playing. The streamlined interface lets you dial in sounds fast, while the onboard control switch and expression pedal enable you to adjust multiple effects in real time. And by connecting to BOSS TONE CENTRAL, you can download new patches, editing software, and more. Compact, rugged, and battery powered, the GT-1B is the ultimate mobile tone companion for every bassist.

Specifications

Sampling Frequency: 44.1 kHz

AD Conversion: 24 bits + AF method

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

DA Conversion: 24 bits

Effects: 90 types

Patches: 99 (User) + 99 (Preset)

Phrase Loop: 32 sec.

Nominal Input Level: INPUT: -10 dBu, AUX IN: -20 dBu

Maximum Input Level: INPUT: +7 dBu, AUX IN: 0 dBu

Input Impedance: INPUT: 1 M ohm, AUX IN: 27 k ohms

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

EASY SELECT button, EASY EDIT button, FX1/LIMITER button, OD/DS button, PREAMP button, FX2/MOD button, DELAY button, REVERB button, MEMORY EDIT button, EXIT button, ENTER button, MENU button

1 knob, 2 knob, 3 knob

Expression pedal

Display

Graphic LCD (132 x 32 dots, backlit LCD)

Connectors

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

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

AUX IN jack: Stereo miniature phone type

PHONES jack: Stereo miniature phone type

USB COMPUTER port: USB type B

DC IN jack

Power Supply

Alkaline battery (AA, LR6) x 4, AC adaptor (sold separately)

Current Draw: 200 mA

Expected battery life under continuous use: Alkaline: Approx. 7 hours

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

Accessories

Owner's manual

Leaflet "USING THE UNIT SAFELY"

Alkaline battery (AA, LR6) x 4

Options (sold separately)

AC adaptor: PSA series

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

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

Carrying Case: CB-BM-S

Size and Weight

Width: 305 mm (12-1/16 inches)

Depth: 152 mm (6 inches)

Height: 56 mm (2-1/4 inches)

Maximum height: 74 mm (2-15/16 inches)

Weight (including battery): 1.3 kg (2 lbs 14 oz)