GT-100

GT-100: Amp Effects Processor

Mega Multi-FX with Next-Generation Amp Modeling

Features

The long-awaited follow up to the GT-10 has arrived. Meet the new BOSS effects flagship, the GT-100, boasting next-generation amp modeling that recreates vintage amps as well as providing new COSM® tones that soar into the future. The user interface has been improved with a unique dual-LCD system, and EZ TONE has been enhanced with newly designed AMP CUSTOMIZE and OD/DS CUSTOMIZE features. The GT-100 is a powerhouse processor that spans from classic to futuristic in a friendly, rugged, road-worthy unit.

  • Advanced COSM® amps that model vintage amp tones and delivers never-before-heard tones
  • Dual-LCD for simple and intuitive operation with direct access to every parameter
  • Improved EZ Tone TONE feature with graphical TONE GRID for constructing new patches; AMP CUSTOMIZE and OD/DS CUSTOMIZE lets you easily create original amps and overdrive/distortion by customizing their behavior
  • Newly developed ACCEL pedal for simultaneous control of multiple parameters

Mega Multi-FX with Next-Generation Amp Modeling

More Info

Advanced COSM® Amp: Beyond Vintage

With its next-generation COSM processor, the GT-100 ushers in a new era of expression and sonic capabilities. Recreating the meticulous details of vintage amps and how they behave, the GT-100 excels in not only cloning classic amps, but provides a new world of unimagined tones as well. The AMP CUSTOMIZE function lets you mutate classic amps beyond reality. Construct completely new, unimagined sounds!

Simple and Intuitive User Interface

The GT-100’s unique dual-LCD and eight-knob user interface provides fast access and intuitive control. There are no menus to navigate; every function is instantly available. The tone-customizing functionality has been improved as well. All patches, amps, and overdrive/distortions can be created from scratch and/or customized with the friendly graphical TONE GRID.

New Tonal Possibilities with the ACCEL Pedal

A new dimension of expression is available with the ACCEL pedal, which enables control of multiple parameters simultaneously, as well as time-variant effects such as FEEDBACKER, S-BEND, TWIST, etc. Experiment with creative combinations of parameters, interacting in real time with the pedal.

New A/B Channel Divide Function

Another notable new feature onboard the GT-100 is the versatile A/B Channel Divide. Assign different amps and effects to each channel, and divide the signal not only by dynamics, but by frequency as well, with each channel capable of driving its own effects and amps settings. The range of tonal possibilities gets wider, and wilder! Assign smooth, mild lead tones to the mid-to-high pitches, for example, and heavy, cutting tones to the lower notes.

Mega Multi-FX with Next-Generation Amp Modeling

Specs

AD Conversion
24 bits + AF method (*1)
DA Conversion
24 bits
Sampling Rate
44.1 kHz
Program Memories
400: 200 (User) + 200 (Preset)
Effect Type
COMP, OD/DS, PREAMP, EQ, FX1/FX2(*), DELAY, CHORUS, REVERB, PEDAL FX, NS1/NS2, ACCEL FX

* FX1/FX2 ... T.WAH, AUTO WAH, SUB WAH, ADV. COMP, LIMITER, SUB OD/DS, GRAPHIC EQ, PARA EQ, TONE MODIFY, GUITAR SIM, SLOW GEAR, DEFRETTER, WAVE SYNTH, SITAR SIM., OCTAVE, PITCH SHIFTER, HARMONIST, SOUND HOLD, AC. PROCESSOR, PHASER, FLANGER, TREMOLO, ROTARY, UNI-V, PAN, SLICER, VIBRATO, RING MOD., HUMANIZER, 2X2 CHORUS, SUB DELAY
Nominal Input Level
INPUT: -10 dBu
RETURN: -10 dBu
AUX IN: -20 dBu
Input Impedance
INPUT: 1 M ohm
RETURN: 100 k ohms
AUX IN: 47 k ohms
Nominal Output Level
OUTPUT: -10 dBu/+4 dBu
SEND: -10 dBu
Output Impedance
OUTPUT: 2 k ohms
SEND: 2 k ohms
Dynamic Range
100 dB or greater (IHF-A)
Displays
Graphic LCD (132 x 64 dots, backlit LCD) x 2
Connectors
INPUT jack (1/4-inch phone type)
AUX IN jack (Stereo miniature phone type)
OUTPUT L/MONO, R jacks (1/4-inch phone type)
PHONES jack (Stereo 1/4-inch phone type)
EXT LOOP jacks (SEND, RETURN; 1/4-inch phone type)
AMP CONTROL jack (1/4-inch phone type)
SUB CTL1, 2/SUB EXP jack (1/4-inch TRS phone type)
USB port
MIDI connectors (IN, OUT)
DC IN jack
Power Supply
DC 9 V
Current Draw
600 mA
Accessories
AC Adaptor
USB Cap
Owner’s Manual
Options (sold separately)
Footswitch: BOSS FS-5U
Dual Footswitch: BOSS FS-6
Expression Pedal: BOSS FV-500L/500H, Roland EV-5
Size and Weight
Width (W)
542 mm
21-3/8 inches
Depth (D)
271 mm
10-11/16 inches
Height (H)
80 mm
3-3/16 inches
Weight
4.8 kg
10 lbs. 10 oz.
Maximum height: 102 mm, 4-1/16 inches.
*1 AF method (Adaptive Focus method) is a proprietary method from Roland & BOSS that vastly improves the signal-to-noise (S/N) ratio of the A/D and D/A converters.
*0 dBu = 0.775 Vrms
All specifications and appearances are subject to change.

Accessories

FS-1

Foot Switch

FS-1

A simple footswitch for switching effects on/off on guitar amps, etc.

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FS-5U/-5L

Foot Switch

FS-5U/-5L

Durable metal footswitch available in latching and unlatching types.

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FS-6

Dual Footswitch

FS-6

Two switches in one, BOSS’s new FS-6 combines latch- and momentary-type switching into one unit.

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FV-500H/-500L

Volume Pedal

FV-500H/-500L

Tank-tough diecast pedals designed to meet the needs of the most demanding players.

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EV-5/-7

Expression Pedals

EV-5/-7

Durable pedals for controlling a wide range of effects parameters.

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RH-A7

Monitor Headphones

RH-A7

Comfortable and lightweight open-air headphones optimized for digital pianos.

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RH-D20

Monitor Headphones

RH-D20

Light and comfortable headphones with 40mm drivers and rotating earpieces.

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RH-D30

Monitor Headphones

RH-D30

Light and comfortable headphones with 45mm drivers and rotating earpieces.

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RH-A30

Open Air Headphones

RH-A30

Professional studio headphones with open air design.

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RH-200

Headphones

RH-200

Comfortable and accurate headphones for superior monitoring.

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RH-200S

Stereo Headphones

RH-200S

Offer the clarity, sonic accuracy, and comfort needed for mixing and silent practice.

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RH-300

Stereo Headphones

RH-300

Roland’s top-of-the-line headphones.

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RH-5

Headphones

RH-5

RH-5 headphones are perfect for electronic musical instruments such as Roland’s digital pianos and V-Drums.

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RH-iE3

In-Ear Headphones

RH-iE3

Attractive in-ear headphones with deeper bass and extended frequency performance.

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RH-ED1

In-Ear Headphones

RH-ED1

The RH-ED1 in-ear headphones offer comfortable, detailed monitoring during recording and playback.

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RH-L20

Monitor Headphones

RH-L20

Comfortable, lightweight, and great sounding stereo headphones.

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Downloads & Updates

Downloads & Updates

GT-100 25 Classic Tones
Each of these patches represents a tone from a famous song. Since some songs have multiple tracks with different tones, we chose the tone we felt was most identifiable with the song.
GT-100 System Update Version 1.06

This is the latest version of operating system for the GT-100. After downloading and extracting the compressed file, please refer to the “GT-100_System_Update_Procedure” pdf document included for the update procedure.

GT-100 Driver Version 1.0.0 for Mac OS 10.8
GT-100 USB Driver Ver 1.0.0 for Windows 8

IMPORTANT NOTICE:
* When the Windows SmartScreen is displayed upon installing the driver, please perform the following procedure:

  1. Click [ More info ].
  2. Click [ Run anyway ].
    * Skip Step 1 if your PC is not connected to the internet
GT-100 Driver Version 1.0.0 for Mac OS 10.7/10.6/10.5/10.4
GT-100 Librarian for Macintosh
GT-100 Librarian for Windows v1.01
GT-100 Driver Version 1.0.0 for Windows 7/Vista/XP

Support

If you have questions about operating your BOSS product, please check our Knowledge Base for answers to the most common questions.

You can also contact our Product Support department by phone or email.

In addition, we have a library of Support Documents that you can download and reference. If Support Documents are available for this product, they will be listed below.

Support Documents

GT-100 TurboStart
GT-100 Brochure
BOSS Product Catalog 2012