Best cost performance. This is our best selling DSP amplifier.

A model with DSP added to the HELIX M4 amplifier. The DSP has a total of 10 channels, the amplifier is 100w x 4, and it is an excellent product that can even do britches! Last but not least, the most attractive feature is the price. The performance is better than the price, and this is our highly recommended amplifier!

Channel mode 2ch/3ch/4ch
Output power 100W x 4ch 4Ω stereo
100W x 4ch 2Ω stereo
200W x 2ch 4Ω bridge
Output operation class Class D operation < NL> Damping factor 100 or more
RCA input 6ch input
High level input 6ch speaker input
Auto power on function supported (at high level input)
Input sensitivity RCA 1V to 4V
Input sensitivity High level 5V~20V
Input impedance RCA input: 22KΩ/High level input: 9~33Ω or 20KΩ (ADEP.3 automatic switching)
Optical digital input Square TOS x 1 system (SPDIF:12-96KHz/24bit )
HELIX EXTENSION CARD No setting
RCA output terminal, output voltage 6ch OUT PUT, maximum output voltage 6V
Remote terminal 1 remote in, 2 remote out
Frequency characteristics (+0/- 1dB) 20~22KHz
Harmonic distortion rate 0.015%
DSP 64bit processor x 1, clock frequency: 295MHz
Operating sample rate 48KHz / 24bit
A/D converter High sound quality 24bit
D/A converter High sound quality 24bit
SN ratio 108dB or more (when digital input) 105dB or more (when analog input)
Output level 5.0dB to -30dB
Level adjustment step for each part 0.10dB / step
Time alignment step 7.1mm/step
Operating power supply voltage 10.5V to 16.0V (corresponds to short-term power supply voltage drops of 5 seconds/6V)
Control input terminal, USB mini terminal (for PC connection)
Idling current 1.5A or less
Remote output current 500mA (maximum)
Built-in fuse ATO 30A x 2 (on board)
External size W x H x D 154 x 50 x 230 (mm) M-ONE / M-FOUR Same size
Weight 2.3Kg
Accessories USB cable 1.8m, hex wrench