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 Frequency44.1 kHzAD Conversion24 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 Conversion24 bitsEffects90 typesPatches99 (User) + 99 (Preset)Phrase Loop32 sec.Nominal Input LevelINPUT: -10 dBu, AUX IN: -20 dBuMaximum Input LevelINPUT: +7 dBu, AUX IN: 0 dBuInput Impedance INPUT: 1 M ohm, AUX IN: 27 k ohms Nominal Output Level OUTPUT (L/MONO, R): -10 dBu, PHONES: -10 dBuOutput ImpedanceOUTPUT (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 greaterControlsDOWN 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 pedalDisplayGraphic LCD (132 x 32 dots, backlit LCD)ConnectorsINPUT 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
USB COMPUTER port: USB type B
DC IN jackPower SupplyAlkaline battery (AA, LR6) x 4, AC adaptor (sold separately)Current Draw200 mAExpected battery life under continuous useAlkaline: Approx. 7 hours
* These figures will vary depending on the actual conditions of use.AccessoriesOwner’s manual
Leaflet “USING THE UNIT SAFELY”
Alkaline battery (AA, LR6) x 4Options (sold separately)AC adaptor: PSA series
Footswitch: FS-5U, FS-5L, FS-6, FS-7