- 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
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
171/4" 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)