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General| Channels | 4 |
|---|---|
| Amplifier Technology | Class AB |
| Input Sensitivity | 0.5 - 6 Volts |
| THD | < 0.02% |
| Damping Factor | > 100 |
| Input Impedance | 10 kOhms |
| Power Output @ 4 Ohms | 4 x 100 Watts |
| Frequency Response | 10 Hz |
| Signal-to-Noise Ratio | >100dB |
| Fuse | 2 x 25 A |
Provides crucial safety and installation guidance for HELIX components to prevent damage and injury.
Details the correct connection methods for the HELIX M FOUR amplifier, emphasizing safety and system compatibility.
RCA inputs for connecting low-level line signals to the amplifier.
High-level speaker inputs for connecting radios without low-level outputs.
Control for adjusting input sensitivity for low-level and high-level signals.
Control for adjusting the highpass filter frequency from 15 Hz to 4,000 Hz.
Connects to speaker outputs of radios without low-level outputs; features ADEP circuit.
Sets internal crossover mode (highpass, fullrange, lowpass/bandpass) for channel pairs.
Connects low-level RCA cables from the car radio to amplifier inputs.
Connects speaker outputs from the car radio to amplifier inputs.
Crucial step to adapt M FOUR's sensitivity to the signal source to prevent damage.
Details connecting the +12V and ground cables with appropriate wire gauge and fusing.
Connects the REM input to the radio's remote output for amplifier activation.
Connects speakers to amplifier outputs, ensuring correct polarity and impedance.
ADEP circuit prevents OE radio error messages and feature loss with smart high-level inputs.
Ensures operation during engine crank when battery voltage drops to 6 Volts.
Lists extra functionalities like adjustable crossover and ADEP.
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