Parasound Halo A 31 Black 3-Channel Power Amplifier

* 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 * 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 Cur...