Boss Audio Systems owner manual Main Specifications, GT-6B Bass Effects Processor

Page 77

Appendices

Main Specifications

GT-6B: Bass Effects Processor

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 MΩ

Nominal Output Level

OUTPUT: -10 dBu

(Standard jack, at OUTPUT LEVEL marking position) OUTPUT: -10 dBu (XLR jack, 600 Ω load)

Output Impedance

OUTPUT: 2 k Ω (Phone jack)

OUTPUT:

600 kΩ (XLR jack, HOT–COLD) 300 kΩ , HOT–GND, COLD–GND)

Digital Output

EIAJ CP1201, S/P DIF

Dynamic Range

95 dB or greater (IHF-A)

Control

<Front panel > (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 (also used as Q knob)

MIDDLE knob (also used as FREQUENCY knob)

BASS knob (also used as GAIN knob) LEVEL knob (also used as 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 pedals (Up/Down)

BYPASS/CONTROL pedal

Expression pedal

Expression pedal switch

PATCH/VALUE dial

<Rear panel > OUTPUT LEVEL knob OUTPUT SELECT switch Power Switch

Display

16 characters, 2 lines (backlit LCD)

7 segments, 2 characters (LED)

Connectors

INPUT jack

Output Jacks L (MONO)/R

Headphone Jack

XLR OUTPUT jacks L/R (MONO/DIRECT) DIGITAL OUT connector (coaxial)

SUB EXP PEDAL/SUB CTL PEDAL 1,2 jack MIDI connectors IN/OUT

AC Adaptor Jack

Power Supply

AC 14 V: Supplied AC adaptor

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)

Connection Cord:

PCS-31 (Roland) (1/4” stereo phone plug - 1/4” phone plug x 2)

*0 dBu = 0.775 Vrms

In the interest of product improvement, the specifications and/or appearance of this unit are subject to change without prior notice.

AF Method

(Adaptive Focus Method)

This is a proprietary method from Roland that vastly improves the signal- to-noise (S/N) ratio of the A/D and D/A converters.

Appendices

77

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Contents Copyright 2002 Boss Corporation Printing Conventions in This ManualPage Page Placement Power SupplyMaintenance Memory BackupContents Contents Main Features COMP/LIMITER p Compressor/Limiter Panel DescriptionsFront Panel Panel Descriptions REV/DLY p Reverb/DelayOVERDRIVE/DISTORTION p Chorus pFX-2 p Panel Descriptions WAH pFX-1 p Rear Panel Making Connections Playing SoundsAdjusting the Output Level Turning On the PowerSwitch on the Power switch on the GT-6B’s rear panel Next, turn on the power to the bass amp power ampSelecting Patches What is a Patch?How to Switch Patches If the Patch Does Not Switch Turning Off the PowerSwitching Patches by Specifying the Bank and Number Turning Each of the Effects in a Patch On and OffGetting the Tones You Want- Fast EZ Tone Adjusting the Tones with the KnobsComp ATK Compressor attack Limiter THR Limiter thresholdCreating You Own Favorite Tones Patches Switch on and off To select another effect to be switched on and offAdding and Omitting Effects Repeat Steps 1Quick Setting Parameter whose settings are to be changedRotate the Value dial to select the effect setting you Rotate the Value dial to change the settings valuePress FX-2 Turn on the FX-2 effect Adding Effects p Using the Pedal Effects Wah, Pedal Bend, Ring ModulatorPedal Bend Ring Modulator Naming TonesPress FX-1 Turn on the FX-1 effect Adding Effects p Press NAME/NS/MASTER until Name appears in the displayAppears in the display Changing the Order of the Effects Effect ChainCopying Patches Saving the Tones You Have CreatedWrite Saving the Tones You Have Created Exchanging PatchesCompressor/Limiter Effects ExplainedOD Overdrive OD/DIST Overdrive/DistortionDST Distortion FUZ FuzzREV/DLY Reverb/Delay/ SOS Sound On Sound REV Reverb DLY DelayPreamp Reverb & DelaySOS Sound On Sound Speaker Effects Explained Direct Level WH Pedal WahFreq Frequency FX Select Effect SelectAW Auto Wah TW Touch WahOCT Octave FX-1ENH Enhancer Effects Explained RateDEF Defretter SG Slow GearEffects Explained Sens Mix LevelFX-2 PH PhaserHRM Harmonist FL FlangerPitch Shifter 2CE 2x2 Chorus PB Pedal BendASL Auto Slap Sound SDD Short DelayLength HMN Humanizer VIB VibratoTrigger VowelSYN Bass Synth PWM Rate Pulse Width Modulation Rate Octave ShiftPWM Depth Pulse Width Modulation Depth Noise LevelQuick Settings p FV Foot VolumeManual Settings p NS Noise SuppressorSetting the Range of the Volume Change Settings for Using Expression PedalSetting the Pedal Functions Pedal Assign Making Settings Instantly Quick SettingsPedal Settings for the Expression Pedal Switch Pedal Settings for the CTL PedalSource Mode Editing Quick SettingsTarget Target Variation RangePress Pedal Assign Making the Assign On/Off SettingWhen using the foot switch Making the Parameter SettingsWhen using the expression pedal TargetSource Source ModeFor Foot Volume Setting the Pedal Functions Pedal Assign Active RangeExample Act. Range Lo 40, Act. Range Hi For Pitch ShifterMaking Custom Overdrive/Distortion Settings Using the Customize FunctionUsing the Customize Function Making Custom Pedal Wah SettingsNumber 4 pedal Stop, Erase Using Sound On SoundProcedure Using the Expression Pedal Even When Bypass Is in Effect Convenient Features of the GT-6BSwitching Bypass On and Off Switching the XLR Output Connector SignalsTuning the Bass Quick Patch Volume Adjustment Effect Level KnobAbout the Display During Tuning Convenient Features of the GT-6BStandard Pitch 435-445 Hz How to TuneChanging the Tuner Settings Adjusting the Output Level from Digital OUT Using the Digital OutNS Thrshold Noise Suppressor Threshold -20 dB-+20 dB Revrb Level Reverb Level 0%-200%Press Utility a number of times until Meter is displayed Checking the Effect Output Level with the Level MeterLimiting the Banks That Can Be Switched Bank Extent Adjusting the Display Contrast LCD ContrastSwitching Only the Number Other FunctionsPress the Bank or Bank pedal to select the desired bank Other Functions Switching the Bank and NumberPress a number pedal to select the patch you want to use ImmediateSelecting the PATCH/VALUE Dial Function Dial Function Setting Expression Pedal HoldOther Functions Patch No.& ValueSetting the Knob Functions Knob Mode What Can You Do with MIDI? Using MidiOperating From the GT-6B Controlling the GT-6B Remotely From an External Midi DeviceUsing Midi Making the Settings for Midi FunctionsMidi PC OUT Midi Program Change Out Off, On Midi Expression Pedal Switch Out Off, 1-31Midi EXP OUT Midi Expression Pedal Out Off, 1-31 Midi CTL OUT Midi Control Pedal Out Off, 1-31Transmitting Data to an External Midi Device Bulk Dump Transmitting and Receiving Midi DataMaking the Connections TransmittingReceiving Data from an External Midi Device Bulk Load When Receiving Data Saved on a Midi SequencerReceiving Press Exit to quit Bulk LoadInitial Program Change Map Settings Setting the Program Change MapUsing Midi About Midi AppendicesHow Midi messages are transmitted and received Main types of Midi message used by the GT-6BAbout the Midi implementation Factory SettingsAdjusting the Expression Pedal Restoring the Factory Settings Factory ResetAppendices SystemNo sound / Volume is weak TroubleshootingVolume level does not change with Foot Volume Can’t Change PatchesReceived Error MessagesAppendices Midi messages are not transmitted Midi Implementation Chart GT-6B Bass Effects Processor Main SpecificationsNumerics IndexLPF IndexTHR Memo Memo Avis G601744601
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