Boss GT6B Bass Effects Processor

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True bypass. 24-bit converters.

The GT-6B Bass Effects Processor is Boss's first new bass multi-effects processor in over five years. This fully professional floor-based unit offers new COSM� Bass Amp Modeling with new modeled compression, plus other "must-have" effects like COSM overdrive/distortion, COSM wah, and reverb/delay. There's also a true analog bypass, plus XLR and digital outputs for recording applications — making the GT-6B the leader in high-quality multi-effects for bass.

Features
Professional bass multi-effects processor with COSM technology

True analog bypass and 24-bit converters for uncompromised sound quality

COSM Bass Amp Modeling recreates the tone of many of the greatest bass amps and speaker cabinets in history

New! COSM Compression effect modeled after 4 well-known compressors

Ultra-intuitive interface with analog-style knobs; built-in expression and control pedals

Versatile effects including "Auto Slap" and sound-on-sound looping

Boss's best synth bass sounds with incredible tracking

Balanced XLR output and coaxial digital output for recording

Unrivaled Sound Quality
When designing the GT-6B, Boss' primary focus was quality�quality you can hear in every component from its 24-bit converters to its true analog bypass, allowing bass players to switch to the pure tone of their bass guitar when desired. A balanced XLR output and coaxial digital output ensure the highest sound quality when recording, giving the GT-6B a decisive advantage over other bass multi-effects. read more

COSM Modeling for Bass
Thanks to proprietary COSM technology, the GT-6B can model the sound of 6 classic bass amps including "Concert 810," "Session," "T.E." "Bass 360," "B Man," and "Flip Top." But amps are only half the story, so the GT-6B also includes several speaker cabinet models like 8 x 10, 4 x 10, 2 x 15, and others. Now you can get great tone direct!

Killer Effects with COSM
The GT-6B features Boss' finest "bread-and-butter" effects — including chorus, reverb, delay, flanger, and more — all tuned for bass guitar. And with COSM Overdrive/Distortion Modeling and Wah Modeling, bass players can get some of their favorite tones and effects without using amps or noisy stompboxes. The GT-6B also features new COSM Compression, which offers models of several well-known compressors. With all of these amazing COSM effects, bassists can literally just plug in and play.

Auto Slap, Looping, and More
New performance effects include an Auto Slap feature, which creates automatic slap patterns using Preset or User templates, plus sound-on-sound looping for creating loops "on the fly" — even fat synth bass sounds with killer tracking. There's nothing else like it!
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AD Conversion: 24-bit + AF method
DA Conversion: 24-bit
Sampling Frequency: 44.1 kHz
Program Memories: 120 (80 User + 40 Preset)
Nominal Input Level: INPUT: -10 dBu
Input Impedance: INPUT: 1 Mohm
Nominal Output Level:
* OUTPUT: -10 dBu (1/4 inch jack, At the position of OUTPUT LEVEL mark)
* OUTPUT: -10 dBu (XLR jack with a load of 600 ohms)
* Output Impedance: 2 kOhms (1/4 inch jack)
* OUTPUT: 600 Ohms (XLR jack)
Digital Output: EIAJ CP1201, S/P DIF
Front Panel Controls
* COMP/LIMITER: ATTACK/THRESHOLD knob, SUSTAIN/RATIO knob, LEVEL knob, On/Off button, TYPE VARIATION button.
* OVERDRIVE/DISTORTION: DRIVE knob, Level knob, On/Off button, TYPE VARIATION button.
* CHORUS: LEVEL knob, On/Off button.
* REVERB//DELAY: LEVEL knob, On/Off button.
* PREAMP/SPEAKER, 3 BAND PARAMETRIC EQ: TYPE knob, GAIN knob, TREBLE knob (Q knob), MIDDLE knob (FREQUENCY knob), BASS knob (GAIN knob), LEVEL knob (TOTAL knob), SPEAKER knob, PREAMP On/Off button, SPEAKER On/Off button, EQ On/Off button, EQ Select button.
* WAH: On/Off button.
* FX-1: On/Off button.
* FX-2: On/Off button.
* MASTER: EFFECT LEVEL knob, PARAMETER buttons L/R, EXIT button, WRITE button, PEDAL ASSIGN button, TUNER/BYPASS button, NAME/NS/MASTER button, UTILITY button, EZ TONE button, Number pedals 1~4, PATCH pedal (Up/Down), BYPASS/CTL pedal, Expression pedal, Expression pedal switch, PATCH/VALUE dial
Rear Panel Controls
* OUTPUT LEVEL knob
* OUTPUT Select switch
* POWER switch
Display: 16 characters, 2 lines (backlit LCD), 2 characters, 7 segment LED
Connectors:
* INPUT jack
* OUTPUT jacks L (MONO)/R
* PHONES jack
* XLR OUTPUT jacks L/R(MONO/DIRECT)
* DIGITAL OUT connector (coaxial)
* SUB EXP PEDAL/SUB CTL PEDAL1, 2 jack
* MIDI connectors IN/OUT
* AC Adaptor jack
Power Supply: AC 14 V: Supply AC adaptor (BOSS BRC series)
Current Draw 800 mA
Dimensions:
515 (W) x 261 (D) x 75 (H) mm
20-5/16 (W) x 10-5/16(D) x 3 (H) inches
Weight:
4.7 kg
10 lbs 6 oz(excluding AC Adaptor)
Accessories:
* AC Adaptor (BRC series)
* Owner's Manual
* Patch List
* Roland Service information sheet
Options:
* Foot Switch: FS-5U, FS-5L
* Expression Pedal: EV-5(Roland), FV-300L + PCS-33(Roland)
* Foot Switch Cable: PCS-31(Roland) (1/4 inches Phone Plug(stereo) - 1/4 inches Phone Plug(mono) x 2)

For support or warranty questions, please contact the manufacturer:
Phone: 323-890-3700

Reviewers gave this product an overall rating of 4.5 out of 5 stars. (131 ratings)
Submitted June 7, 2005 by a customer from azwebpages.com

"Read My Advice Under "Overall""

Overall: 4.5 out of 5 stars
(see rating details)
Verified Customer zZounds has verified that this reviewer made a purchase from us.
This review has been selected by our experts as particularly helpful.
I almost returned this, but thank God I didn't. Forget the presets. Really. Most of them are to show off the various effects, not to help you dial in a sound. Instead start with EZ Tone or simply turn off all of the effects and start with a preamp model. You're better off building from scratch. What I did was take each amp model and copy it to a user bank (U1, U2, etc). I then set up the compression, a chorus, a reverb and one other effect. For each model I made three copies (U1-1, U1-2, etc). I then tweaked each one of those. I now have 24 presets that give me a wide range of usable sounds.
Sound
If you're looking for a variety of amp models and sounds, this is the rig for you. You can get a bunch of different sounds by messing around with the parameters for each amp model.
Features
It actually has way too many features for me. Having four different compressors is great. You can really tweak your sound that way. Having a bass roll-off on the chorus is key to using it on the bass and this has it. The reverb is of pretty good quality. Being able to set the frequency and Q for the EQ is very useful.
Quality
This puppy is a TANK. I can't imagine it ever breaking.
Value
They took the guitar model and added some stuff for bass. I would rather have them remove some of the useless stuff (IMHO) and make a less expensive version.
Manufacturer Support
N/A

Musical Background:

Active Musician for many years

Musical Style:

Classic Rock, Blues Rock, Boogie Rock, a hint of grunge
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