Helix C FOUR

Technical data
Output power RMS / max.
- @ 4 Ohms 4 x 150 / 300 Watts
- @ 2 Ohms 4 x 220 / 440 Watts
- @ 1 Ohm -
- bridged @ 4 Ohms 2 x 440 / 880 Watts
- bridged @ 2 Ohms -
Max. output power per channel* Up to 250 Watts RMS @ 2 Ohms
Amplifier technology Class AB
Inputs 4 x RCA / Cinch
1 x Remote In
Optional via HDM 2 module:
2 x Optical SPDIF (28 - 96 kHz)
Input sensitivity RCA / Cinch 1 - 8 Volts
Input impedance RCA / Cinch 7.5 kOhms
Input impedance highlevel -
Outputs 4 x Speaker output
Output voltage RCA / Cinch -
Signal converter for digital input -
Frequency response 10 Hz - 80,000 Hz
Bass boost -
Highpass 15 Hz - 4,000 Hz adjustable
Lowpass 15 Hz - 4,000 Hz adjustable
Bandpass 15 Hz - 4,000 Hz adjustable
Subsonic -
Phase -
Slope high- / lowpass 12 dB/Oct.
Slope subsonic / lowpass -
Signal-to-noise ratio digital input -
Signal-to-noise ratio analog input 112 dB (A-weighted)
Distortion (THD) < 0.007 %
Damping factor > 1000
Operating voltage 9 - 16 Volts (max. 5 sec. down to 6 Volts)
Idle current 2400 mA
Fuse 3 x 30 A LP-Mini-fuse (APS)
Additional features Active, adjustable crossover, HDM slot, input mode switch, High-Resolution audio, Start-Stop capability
Dimensions (H x W x D) 37.1 x 430 x 240 mm /
1.46 x 16.93 x 9.45"