Reference RA20 – 440 W power amplifier

Number of channels 2
Amplifier class AB
Mono bridge mode 4 ohm 440 W RMS
Output power in 2 ohm 2 x 200 W RMS
Output power in 4 ohm 2 x 130 W RMS
Damping factor > 200
S/N ratio, A-weighted > 100 dB
Frequency range 10 Hz – 50 kHz
Input sensitivity 0,2 – 7 V
Input impedance > 10 kohm
Input impedance, high level 330 ohm
High pass filter 20 – 150 Hz
Low pass filter 40 – 125 Hz
Grand bass filter 0-18 dB @ 40 Hz
Low level output No
Phase control for subwoofers 0-180 degrees cont. variable
High level input with auto start Yes
Power consumption (idle) 0,6 A
Power consumption (max) 50 A
Rec. power cable Minimum 4AWG / 21 mm2
Fuses 2 x 25 A
Dimension (W x D x H) 359 x 245 x 59 mm (14,1 x 9,65 x 2,33 inch)
Weight 3,8 kg ( 8,4 lb)