Features:
- 250 watts x 3 @ 8 Ohms / 400 watts x 3 @ 4 Ohms
- Adjustable gain for up to +6db over THX Reference level
- Unbalanced RCA and balanced XLR inputs
- Circuitry designed by legendary John Curl
- High bias class A/AB operation
- Direct coupled (no capacitors or inductors in signal path)
- Complementary MOSFET driver stage and JFET input stage
- 24 beta-matched 15 amp, 60 MHz bipolar output transistors
- 1.5 kVA encapsulated toroid power transformer with independent
secondary windings for each channel - 98,400 µF power supply filter capacitance
- DC Servo and relay protection circuits
- AC present, channel status, high temperature indicators
- Heavy-duty 24k gold-plated 5-way speaker terminals
- THX Ultra2 certified
- Auto turn-on by 12v trigger or audio signal
- 4u Chassis, carry handles, rack mounting adapter included
Specifications:
| Continuous power output: | 250 watts RMS x 3, 20 Hz - 20 kHz, 8 Ω, all channels driven 400 watts RMS x 3, 20 Hz - 20 kHz, 4 Ω, all channels driven |
| Current capacity: | 60 amperes peak per channel |
| Power bandwidth: | 5 Hz - 100 kHz, +0/-3 dB at 1 watt |
| Total harmonic distortion: | < 0.2 % at full power |
| IM distortion: | balanced 16 V rms < 0.04 % |
| Slew Rate | > 130 volts per microsecond |
| Dynamic headroom: | > 1.5 dB |
| Interchannel crosstalk: | > 78 dB at 1 kHz; > 63 dB at 20 kHz |
| Input sensitivity: | 1 V for 28.28 V (THX Reference) |
| Input impedance: | 47 k Ω unbalanced; 94 k Ω balanced |
| S/N ratio: | 112 dB, input shorted, IHF A-weighted |
| Damping factor: | > 1100 at 20 Hz |
| Dimensions: | 17-1/2" w x 7-5/8" h x 20" d, 7" h without feet |
| Net weight: | 65 lb. |
| Shipping weight: | 79 lb. |