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The Helix M ONE X is a compact Class D monoblock amplifier for car audio use. Despite its small size, it offers plenty of power and Helix's renowned sound quality. The intelligent speaker-level input with ADEP circuits also works in new cars, and Start&Stop compatibility prevents it from shutting off at traffic lights.
- Power RMS @ 4 Ω: 400 W
- Power RMS @ 2 Ω: 700 W
- Power RMS @ 1 Ω: 1,030 W
- TwinPower Link @ 4 Ω: 1,400 W | @ 2 Ω: 2,060 W
- Amplifier Class: D
- Inputs: 2 × RCA, 2 × speaker level, Remote In
- Input Sensitivity: RCA 0.5–6 V | Speaker Level 1.1–13 V
- Frequency Response: 10–250 Hz
- Lowpass: 50–250 Hz (adjustable)
- Subsonic: 10–50 Hz (adjustable)
- Bass Boost: 0–12 dB / 30–80 Hz
- Phase: 0–180°
- SNR: 95 dB (A-weighted)
- THD: 0.20 %
- Operating Voltage: 10.5–16 V
- Fuses: 3 × 40 A Maxi (APX)
- Dimensions (H × W × D): 50 × 320 × 154 mm
- Weight: 3.8 kg