Parasound Halo A51 Five-Channel Power Amplifier

$4,999

Quantity:

Circuitry designed by legendary John Curl
THX Ultra2 certified
High bias Class A/AB operation
Balanced inputs with discrete circuits and XLR connectors
Direct Coupled - no capacitors or inductors in signal path
Complementary MOSFET driver stage and JFET input stage
40 beta-matched 15 amp, 60 MHz bipolar output transistors
2.2 kVA encapsulated toroid power transformer with independent secondary windings for each channel
164,000 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
Gold-plated RCA input jacks; ground lift switch
Auto turn-on by 12v trigger or audio signal
4u Chassis, carry handles, rack mounting adapter included

Specifications

Current Capacity	60 amperes peak per channel
Power Bandwidth	5 Hz - 100 kHz, +0/-3 dB at 1 watt
Total Harmonic Distortion (THD)	< 0.2 % at full power
IM Distortion	< 0.04 %
Slew Rate	> 130 V/µsecond
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 Lev
Input Impedance	47 kΩ unbalanced 94 kΩ balanced
S/N Ratio	112 dB, input shorted, IHF A-weighted
Damping Factor	> 1100 at 20 Hz
Voltage	110V - 120V
Dimensions	Width: 17-1/2" (448 mm) Height with feet: 7-5/8" (194 mm) Height without feet: 7" (178 mm) Depth: 20" (508 mm)
Net Weight	80 lb. (36.3 kg)

$4,999