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Controls the level of the input signal for adequate audio output.
Selects signal filtering between Low-Pass, High-Pass, or Flat (Full-Range).
Ensure the amplifier is off before making connections to prevent equipment damage.
Route cables away from ignition and electronic modules to avoid noise interference.
Use high-quality cables and connectors for optimal sound quality and fidelity.
Install a 50A (HL1200.4) or 95A (HL2000.4) fuse 30cm from the battery for safety.
Adjusts input signal level for desired volume and clarity, avoiding distortion.
Selects signal filtering (Low-Pass, High-Pass, or Full-Range) for each channel.
Internal fan activates upon device power-on to maintain optimal operating temperature.
Connect speakers with correct polarity and ensure minimum impedance is met.
Connect the positive terminal to the battery (+12V) using a thick cable and fuse.
Connect to the CD/MP3 player's remote output to automatically turn the amplifier on/off.
Connect the ground wire to the vehicle chassis with a cable of the same gauge.
Blue POWER LED indicates activation; Red PROT LED signals protection mode.
Wiring diagrams for connecting four speakers to the amplifier.
Diagrams for connecting a woofer or subwoofer in bridged mode.
Wiring diagrams for combined stereo and bridged speaker setups.
Troubleshooting steps for when no sound is produced by the amplifier.
Solutions for no sound when the red PROT LED is blinking, indicating a fault.
Addresses sound distortion issues caused by speaker overload or improper settings.
Explains causes for weak bass, such as incorrect speaker wiring or phasing.
Methods to suppress and eliminate electrical interference from vehicle systems.
Details the 1-year warranty against manufacturing defects and validity conditions.
Lists conditions that will void the product's warranty, including misuse and alterations.
Provides contact information for customer service to answer questions and offer advice.
Displays model numbers, voltage supply, and current range for the amplifiers.
Fields for recording date of purchase and month/year of manufacturing.
Space for the dealer's stamp or signature to validate the warranty.
General| Channels | 4 |
|---|---|
| Operating Class | D |
| Signal to Noise Ratio | >90dB |
| THD | <0.9% |
| Minimum Supply Voltage | 9V |
| Maximum Supply Voltage | 16V |
| Consumption at Rest | 1.2A |
| Power @ 12.6V 1Ω | 300W x 4 |
| Power @ 12.6V 4Ω | 120W x 4 |
| Power Output @ 4Ω | 4 x 120W |
| Frequency Response | 10Hz |
| Input Sensitivity | 0.2V |
| Crossover High Pass (HPF) | 10Hz |
| Crossover Low Pass (LPF) | 90Hz |
| Bass Boost | 0 - 12dB |
| Input Impedance | 10kΩ |
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