Great sound with added power

Features

• THX Ultra2 certified
• 150 watts x 2 into 8 Ω (all channels driven)
• 225 watts x 2 into 4 Ω or 2 Ω (all channels driven)
• 400 watts x 1 bridged into 8 Ω or 4 Ω
• 35 amps peak current per channel
• 2 Ohm stable operation with load selector switch
• Two pairs of speaker outputs with front panel A/B buttons
• Rear-mounted lockout switch disables front A/B buttons
• High pass filter, switchable for 20Hz or 40Hz
• Automatic on/off by DC trigger with looping output
• Automatic on/off by audio signal with 2 sensitivity settings
• Fully discrete circuitry with high current toroid transformer
• Bridging switch for stereo or mono operation
• Efficient, low heat design
• DC Servo and relay protection circuits
• Rear-mounted left and right gain controls
• Standby, channel status and high temperature indicators
• Gold-plated RCA input jacks
• Heavy duty 24k gold-plated 5-way speaker terminals
• 115/230v selector on rear panel
• 2U rack mount kit available separately (Model RMK22)

Specifications

• All Channels Driven: 150 watts x 2, 8Ω; 225 watts x 2, 4Ω; 225 watts x 2, 2Ω (Load switch set to 2-3Ω)
• Bridged Mono: 400 watts x 1, 8Ω; 400 watts x 1, 4Ω (Load switch set to 2-3Ω)
• Current Capacity: 35 amps peak per channel
• Frequency Response: 20 Hz - 50 kHz, 0/-3 dB, 1 watt
• Dynamic Headroom: 1.3 dB
• Total Harmonic Distortion: 0.25% at full rated output; 0.015% at average listening levels
• IM Distortion: 0.05 %
• Transient IM Distortion: Not measurable
• S/N Ratio: 114 dB at rated output, IHF A-weighted; 106 dB at rated output, unweighted; 93 dB at 2.828 V output, IHF A-weighted; 84 dB at 2.828 V output, unweighted
• Input Impedance: 33 k Ω
• Input Sensitivity: 1 V in for 28.28 V out, THX standard
• Inter-Channel Crosstalk: 85 dB @1 kHz, 73 dB @10 kHz, 67 dB @ 20kHz
• Damping Factor: Over 150 at 20Hz
• 12V Trigger Turn On: DC 9 – 12V, 15 mA
• Audio Turn On: Quieter: 1 mV; Louder: 6 mV
• AC Power Requirement: 110 - 120 V / 220 -240 V, 50 - 60 Hz; 0.5 watts standby; 32 watts Idle (no audio); 550 watts full output
• Dimensions: 17.25” Wide; 16" Deep, with cables connected; 4.25" High with feet, 3.5" panel only (2U); (437 x 406 x 107mm, 88.2 mm panel only)
• Net Weight: 27 lbs (12.3 kg)
• Rack Mount Accessory: May be Purchased Separately: RMK22