Reference series RA25 is a two-channel amplifier. Provides a power output of 2 x 70 Watts with 4-ohm stereo and 220 Watts with 4 ohm mono bridge-connection.

Features 

• Built-in variable 20-150 Hz high pass filter that can be used as a subsonic filter or high pass filter for front systems.
• 2 ohm stable
• Hi-level input with AUTO start function
• RMS output per channel @ 13,8 volts, 20 Hz - 20 kHz , < 0,1% distortion.

 
Specifications

• Number of channels: 2
• Amplifier class: AB
• Mono bridge mode 4 ohm: 220 W RMS
• Output power in 2 ohm: 2 x 110 W RMS
• Output power in 4 ohm: 2 x 70 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
• High level input with auto start: Yes
• Power consumption (idle): 0,6A
• Low level output: No
• Power consumption (max): 25 A
• Rec. power cable: Minimum 5AWG / 16 mm2
• Fuses: 1 x 25 A
• Dimension (W x D x H): 247 x 245 x 59 mm (9,72 x 9,65 x 2,33 inch)
• Weight: 2,6 kg ( 5,7 lb)