Related Manuals for Rockford Fosgate PRIME 400A4
Summarization of Contents
Design Features
Variable Crossover
Describes a 12dB/octave Butterworth filter with adjustable crossover points from 50Hz to 250Hz.
Variable Phase
Allows changing the arrival time of subwoofer sound waves relative to main speakers.
Crossover Switch
Selectable switch for Low-Pass (LP), All Pass (AP), or High-Pass (HP) modes.
Input Switch
Aligns output signal with connected inputs or supplements signal to additional channels.
Power/Protect LED
Indicates power status (blue) and thermal/short circuit protection (red).
Punch EQ - Variable
Variable control works with the crossover switch to boost bass frequencies.
Gain Control
Matches the amplifier's output level to the audio source's output.
Punch EQ - Selectable
Selectable control works with the crossover switch to boost bass frequencies.
Remote Punch Level Control
Allows remote control of the subwoofer output level.
High Level Inputs
Accepts high-level speaker signals when using the 4-pin Molex harness.
Power/REM Terminals
Nickel-plated set-screw wire connectors for power, ground, and remote turn-on.
Speaker Terminals
Nickel-plated set-screw wire connectors for speaker outputs.
RCA Input/Pass-Thru Jacks
Resists signal degradation and allows daisy-chaining to other amplifiers.
Installation
Installation Considerations
Tools and tips for planning and executing the amplifier installation safely and efficiently.
Mounting Locations
Guidelines for optimal amplifier placement to ensure proper cooling and performance.
Battery and Charging
Explains the impact of the amplifier on the vehicle's electrical system and recommendations.
Wiring the System
Detailed instructions and diagrams for connecting the amplifier to the vehicle's electrical system and audio source.
Operation
Adjusting Gain
Procedure to set the amplifier's input sensitivity to match the source unit's output.
Adjusting Crossover Frequency
How to set the crossover point for HP, AP, or LP modes for optimal sound.
Input Switch
How to set the input switch for 2-channel, 4-channel, or 5-channel amplifier configurations.
Punch EQ
Explanation of how the Punch EQ functions in conjunction with crossover settings for bass/mid-bass boost.
Variable Phase
How to adjust the phase control for optimal subwoofer and speaker integration.
High Level Input
How to connect the amplifier using speaker-level inputs from a factory or aftermarket radio.
Remote Punch Level Control
Instructions on installing and using the optional remote control for output level adjustment.
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