The FOUR.100 is a versatile workhorse 4 Channel amplifier. It features 4 x 120 Watts at 4 Ohms, 4 x 200 Watts at 2 Ohms @ 13.8V, and is bridgeable to 2 x 400 Watts at 4 Ohms @ 13.8V. It can be easily used as a traditional 4 channel amp in a 5-channel system by adding a MUSWAY mono subwoofer amplifier (ONE.1000, ONE 600) or run bridged at 435W X 2 to drive woofers or subwoofers. The FOUR.100 also has Bandpass filters for your active speaker needs. It is also a perfect companion for systems that include MUSWAY DSP/Amps and Processors.
 
Start-Stop ready
EPS (Intelligent High Level Input Error Protection System)
Utilizes 4-fold laminated circuit boards that allows for small size and effectively suppresses EMI (RF) interference which is a must for full range Class D Amplifiers. Passes the difficult EMI European standards.
High- and Low-Level Inputs
RCA (Low Level) output.
Brushed aluminum heat sink and end panels
Auto Turn On via DC Offset or Signal Sensing
Remote level controller is included in the box
 
Product Specifications:
OUTPUT POWER RMS @ 13.8v:
4 x 120w @ 4 Ohms
4 x 200w @ 2 Ohms
2 x 400w @ 4 Ohms bridged
OUTPUT POWER RMS @ 14.4v:
4 x 131w @ 4 Ohms
4 x 218w @ 2 Ohms
2 x 435w @ 4 Ohms bridged
Frequency Range -3dB: 4-39000 Hz
Damping Factor: 300
S/N ratio: > 107 dB
THD+N: < 0.02%
Input Sensitivity
5-0.2V
Channel 1/2
Crossover Modes: Full - HP-Copy
High Pass Filter: 50 - 5000 Hz
Channel 3/4
Crossover Modes: Full - HP - LP/BP
High Pass Filter: 10 - 500 Hz
Low Pass Filter: 50 - 5000 Hz
Bass Boost: 0 - 12 dB @ 45 Hz
Start-stop capability: 8.5V
High Level Input with EPS : Yes
Auto Turn On: Via DC or Signal
Fuse Rating: 1 x 70A (external)
Dimensions: 220 x 45 x 150 mm