SoundCraft GB2 User Manual

SoundCraft GB2 User Manual

Gb2 mixing console

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Questions and answers

Doug Rochow
January 17, 2025

Headphones socket (top right of GB2). Does this output the same sound as the mains when neither PFL/AFL are selected

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1 comments:
Mr. Anderson
February 3, 2025

Yes, when neither PFL nor AFL is selected, the headphone socket on the SoundCraft GB2 outputs the normal monitor signal, which typically corresponds to the main mix.

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Summary of Contents for SoundCraft GB2

  • Page 2 GB2 User GB2 User GB2 User GB2 User GB2 User Guide Guide Guide Guide Guide GB2 User Guide...
  • Page 3 Soundcraft shall not be liable for any loss or damage whatsoever arising from the use of information or any error contained in this manual.
  • Page 4: Table Of Contents

    Setting Up & Troubleshooting Optional External Power Supply Audio Connector Pinouts Dimensions Block Diagrams Input Channels Master Section / Outputs Using The Console Mono Input Stereo Input Master Section Rear Connector Panel Lamps Typical Specifications Mark Up Sheets GB2 User Guide...
  • Page 5 This Class A digital apparatus meets the requirements of the Canadian Interference-Causing Equipment Regulations. Cet appareil numérique de la Classe A respecte toutes les exigences du Règlement sur le matériel brouilleur du Canada. GB2 User Guide...
  • Page 6: Introduction

    Intr Intr oduction oduction Intr oduction oduction Intr Intr oduction GB2 User Guide...
  • Page 7: Key Features

    Key Features Thank you for buying the GB2 mixing console. its main features are: Individually switched 48V phantom power on every mono input module. 6 Aux sends. 4 Group sends (paired). 6 X 2 Output Matrix. New GB30 mic pre-amp.
  • Page 8: Warranty

    Equipment has been properly installed in accordance with instructions contained in Soundcraft's manual; and b) the End User has notified Soundcraft or the Dealer within 14 days of the defect appearing; and c) no persons other than authorised representatives of Soundcraft or the Dealer have effected any replacement of parts maintenance adjustments or repairs to the Equipment;...
  • Page 9 GB2 User Guide...
  • Page 10: Installation

    Contain impor Contain impor tant infor mation and useful tips on headphone outputs and monitoring levels. headphone outputs and monitoring levels. headphone outputs and monitoring levels. headphone outputs and monitoring levels. headphone outputs and monitoring levels. GB2 User Guide...
  • Page 11: Important Safety Warnings

    To avoid the risk of fire, replace the mains fuse only with the correct value fuse, as marked on the rear panel. The internal power supply unit contains no user serviceable parts. Refer all servicing to a qualified service engineer, through the appropriate Soundcraft dealer. GB2 User Guide...
  • Page 12 • It is recommended that all maintenance and service on the product should be carried out by Soundcraft or its authorised agents. Soundcraft cannot accept any liability whatsoever for any loss or damage caused by service, maintenance or repair by unauthorised personnel.
  • Page 13: Mains Installation

    General Wiring Procedures To take full advantage of the excellent signal to noise ratio and low distortion of Soundcraft consoles, care must be taken to ensure that incorrect installation and wiring does not degrade the performance of the desk. Hum, buzz, instability and Radio Frequency interference can usually be traced to earth loops and inferior earthing systems.
  • Page 14: Initial Wiring Considerations

    0.01 mF capacitor. This will present a short circuit at RF frequencies, thus lowering the effective shield impedance to ground. However, at low audio frequencies the reactance of the capacitor will be sufficiently high not to cause an earth loop problem. GB2 User Guide...
  • Page 15: Working Safely With Sound

    Recommended headphone impedance is 50-600 ohms. Recommended headphone impedance is 50-600 ohms. Recommended headphone impedance is 50-600 ohms. Recommended headphone impedance is 50-600 ohms. Recommended headphone impedance is 50-600 ohms. GB2 User Guide...
  • Page 16: Setting Up & Troubleshooting

    Is the mains supply present? Is the mains lead firmly connected? Check the mains fusing If only one of the power indicators is illuminated, consult your Soundcraft dealer Condenser Mic Not Working Is the 48V turned on? Is the mic plugged into the Mic input?
  • Page 17: Optional External Power Supply

    Is the Phones level set too high? Optional External Power Supply Although the GB2 has its own internal power supply, an external backup power supply (DPS-3) can be connected to provide a backup power supply. There is a dedicated connector on the rear connector panel.
  • Page 18: Audio Connector Pinouts

    Audio Connector Pinouts GB2 User Guide...
  • Page 19: Dimensions

    Dimensions GB2 User Guide...
  • Page 20 Bloc Bloc k Dia Bloc k Dia k Dia g g g g g r r r r r ams k Dia Bloc Bloc k Dia GB2 User Guide...
  • Page 21: Input Channels

    Input Channels GB2 User Guide...
  • Page 22: Master Section / Outputs

    Master Section / Outputs GB2 User Guide...
  • Page 23 GB2 User Guide...
  • Page 24 Using Using T T T T T he Console Using he Console he Console he Console Using Using he Console GB2 User Guide...
  • Page 25: Mono Input

    A signal LED (16), next to the fader, meters the post-EQ, pre-mute signal. The PFL switch (17) feeds the pre-mute signal to the monitor outputs and phones output. An adjacent LED indicates when the PFL is on. GB2 User Guide...
  • Page 26: Rear Connectors

    Pin 1 Ground Pin 2 Signal Hot Pin 3 Signal Cold DIRECT OUTPUT (1/4" TRS Jack)“ Signal Hot Ring Signal Cold Sleeve Ground The DIRECT OUTPUT is normally post fader. Pressing the PRE button switches it to pre-insert- point. GB2 User Guide...
  • Page 27: Stereo Input

    A signal LED (18), next to the fader, meters the post-EQ, pre-mute signal. The PFL switch (19) feeds a mono sum of the pre-mute signal to the monitor output and phones output. An adjacent LED indicates when the PFL is on. GB2 User Guide...
  • Page 28 Rear Connectors MIC INPUT LEFT and RIGHT (3 pin female XLR) Pin 1 Ground Pin 2 Signal Hot Pin 3 Signal Cold LINE INPUT LEFT and RIGHT (1/4" TRS Jacks) Signal Hot Ring Signal Cold Sleeve Ground GB2 User Guide...
  • Page 29 GB2 User Guide...
  • Page 30: Master Section

    • the REC output sockets on the rear connector panel, • the MONITOR SOURCE select switch MIX (13). A mono sum of the L & R outputs is available on the MONO output XLR on the rear connector panel. GB2 User Guide...
  • Page 31 1-4 and/or all four groups using the appropriate buttons (27). PSU Monitor LEDs These LEDS (28) confirm the presence of the correct voltage on the +48V and the +/-17V power rails in the console. GB2 User Guide...
  • Page 32: Rear Connector Panel

    Ring Return Signal Sleeve Ground L & R MONITOR OUTPUTS (1/4” TRS Jacks) Signal Hot Ring Signal Cold Sleeve Ground GROUP 1-4 OUTPUTS (3-pin male XLRs) Pin 1 Ground Pin 2 Signal Hot Pin 3 Signal Cold GB2 User Guide...
  • Page 33: Lamps

    Screen Ground 2-TRACK INPUTS (RCA Phono) Centre Signal Screen Ground Lamps The 4-pin sockets on the fascia, which are marked ‘LAMP’, can be used for a range of commercially-available gooseneck lamps. The sockets provide a 12V supply. GB2 User Guide...
  • Page 34 Input & Output Impedances Mic Inputs 2kΩ Line Inputs and Stereo Returns 10kΩ Input channels Insert Return 5kΩ with EQ in, otherwise 3kΩ Mix, Group, Aux, Matrix & Direct outputs 150Ω Insert sends 75Ω Recommended Headphone Impedance 50 - 600Ω GB2 User Guide...
  • Page 35: Mark Up Sheets

    Mar k Up Sheets k Up Sheets k Up Sheets k Up Sheets k Up Sheets You may wish to photocopy the next pages to record settings for gigs. GB2 User Guide...
  • Page 36 GB2 User Guide...
  • Page 37 GB2 User Guide...

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