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General| Direct Outputs | Yes |
|---|---|
| Power Supply | Internal |
| Type | Analog |
| Outputs - Main | XLR |
| Faders | 100mm |
| Stereo Inputs | 2 |
| Subgroups | 4 |
| EQ Bands per Channel | 4 |
| EQ Section | 4-band EQ |
| Phantom Power | +48V |
| Metering | LED Meters |
| Inputs - Other | 2 Stereo Input Channels |
| Number of Channels | 16, 24, 32, 40 (depending on model) |
| Mic/Line Inputs | 16, 24, 32, 40 (depending on model) |
Summarizes the main features of the GB4 mixing console.
Details the warranty terms and conditions for the Soundcraft GB4.
Explains safety symbols used in the manual for user protection.
Crucial safety instructions, including earthing and fuse replacement.
General warnings and precautions for safe operation and maintenance.
Advice on operating conditions, cleaning, and avoiding interference.
Guidelines for safely moving and transporting the mixing console.
Instructions on using the correct power supply cable and warnings.
Importance of correct input levels for optimal performance and avoiding damage.
Procedures for safe and effective mains electrical installation.
Essential guidelines for setting up a clean and noise-free earthing system.
Steps for properly connecting audio signals and screening to avoid issues.
Principles for connecting audio cable screens to minimize interference.
Guidance on protecting hearing from high sound levels during operation.
Step-by-step guide for setting initial control positions and levels on the mixer.
Common issues like no power, mic problems, signal loss, and distorting headphones.
Information on connecting an external backup power supply for the console.
Pin assignments for 3-pole XLR connectors used for inputs and outputs.
Pin assignments for 1/4" stereo jack plugs used for various connections.
Table showing overall dimensions for different GB4 console frame sizes.
Schematic showing the signal path and components of a mono input channel.
Schematic illustrating the signal flow and circuitry for a stereo input channel.
Diagram of the talkback system and stereo return signal paths.
Schematic detailing the signal routing for group, aux, and matrix outputs.
Diagram showing the signal flow within the master section controls.
Detailed explanation of the controls and functions for a mono input channel.
Description of input/output connectors on the rear of the console.
Detailed explanation of the controls and functions for a stereo input channel.
Overview of the main sections and controls on the console surface.
Explanation of group and auxiliary master controls and their functions.
Managing main outputs, monitoring sources, and PFL/AFL signals.
Using talkback, stereo returns, and understanding PSU monitor LEDs.
Detailed list of rear panel connector types and their pin assignments.
Measurement of noise levels across various parameters of the console.
Details on frequency response and total harmonic distortion plus noise.
Maximum signal levels for different inputs and outputs.
Electrical impedances for various inputs and outputs.
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