Product Overview
THX Ultra2 certified
150 watts x 2 into 8 O (all channels driven)
225 watts x 2 into 4 O or 2 O (all channels driven)
400 watts x 1 bridged into 8 O or 4 O
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, 8O
225 watts x 2, 4O
225 watts x 2, 2O (Load switch set to 2-3O)
Bridged Mono
400 watts x 1, 8O
400 watts x 1, 4O (Load switch set to 2-3O)
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 O
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
Dimension
Height without feet: 3.5”
Proposition 65 Warning for California Residents