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General| Type | Analog Mixer |
|---|---|
| Channels | 12 |
| Mic Preamps | 6 |
| USB Interface | Yes |
| Aux Sends | 1 |
| Phantom Power | Yes |
| Headphone Output | 1 |
| EQ Bands | 3-band |
| Effects | Yes |
| Returns | 2 |
| Main Outputs | XLR |
| Weight | 9 lbs |
Initial setup steps for the mixer before use.
How to connect microphones, instruments, and speakers to the mixer.
Procedure for setting input gain levels for optimal performance.
Steps to achieve basic sound output and mixing.
Overview of USB connectivity for computer audio.
Important operational notes and recommendations.
Lists the key features and specifications of the ProFX8 and ProFX12 mixers.
Explains the structure and organization of the owner's manual.
Describes the IEC AC power connector and universal power supply.
Information about the mixer's fuse and replacement procedure.
Location and function of the rear panel power switch.
Details the balanced stereo line-level outputs for main mix.
Explains the USB interface for computer audio transfer.
Overview of the section where audio sources are connected.
Describes the phantom-powered balanced XLR microphone inputs.
Explains the switch for selecting line or Hi-Z input on channel 1.
Details the 1/4" jack on channel 1 for line or instrument signals.
Explains controls for mono channels (1-4 on ProFX12, 1-2 on ProFX8).
Details controls for hybrid channels (5/6, 7/8 on ProFX12; 3/4, 5/6 on ProFX8).
Describes controls for stereo channels (9/10, 11/12 on ProFX12; 7/8 on ProFX8).
Explains the switch for applying +48V phantom power to mic inputs.
Describes the power indicator LED.
Explains the 12-LED meters for main mix stereo signal strength.
Shows the currently selected effects preset number.
Knob to select and confirm internal effects presets.
Mutes the internal FX processor and indicates when it is active.
Controls the input level to the internal effects processor.
Indicates when the effects processor is overloaded.
Knob to add the internal FX processor output to the monitor mix.
Provides tips for diagnosing and resolving common mixer issues.
Information on obtaining warranty and non-warranty repair services.
Explains the 3-pin female XLR connectors for microphone inputs.
Details the 1/4" TRS connectors for stereo or balanced signals.
Explains the 1/4" TS connectors for mono unbalanced signals.
Describes RCA plugs and jacks used in home stereo and video equipment.
Specifies noise levels for various inputs and outputs.
Details distortion figures for the mixer.
Specifies the common mode rejection ratio for mic inputs.
Outlines the frequency response across different inputs and outputs.
Specifies crosstalk levels between different channels and outputs.
Lists the maximum voltage levels for various inputs and outputs.
Specifies input and output impedance values.
Lists voltage gain values for various input-to-output paths with EQ flat.
Details the specifications for the low cut, shelving, and peaking EQ bands.
Lists the number of presets and Mackie-designed presets.
Specifies the level for the channel level set LED.
Specifies the level before clipping for the channel OL LED.
Describes the 12-segment meters for main L/R mix.
Lists frequency centers and gain range for the graphic EQ.
Details USB format, I/O, and bit depth.
Specifies phantom power voltage and application.
Lists voltage range, power consumption, and connector type.
Provides the physical dimensions for ProFX8 and ProFX12.
Lists the weight for ProFX8 and ProFX12 models.
Lists the minimum computer system requirements for USB interface use.
States that no drivers or software installation are required for USB.
Details how computer audio is output to the mixer via USB.
Explains how audio is sent from the mixer to the computer via USB.
Explains direct hardware monitoring for recording with ProFX mixer.
Provides steps for overdubbing additional tracks while listening to recorded ones.
Offers advice for microphone recording and direct source monitoring.
Discusses latency in audio recording and how to manage it.
