Parasound Halo A51 Five Channel Amplifier

********* The A51 is now only available in black. *********
 
With music, the A51 radiates sweetness and light.  With action films, it rains thunder and lightning.
 
 
FEATURES:
 
    	
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    Circuitry designed by legendary John Curl
    	
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    THX Ultra2 certified
    	
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    High bias Class A/AB operation
    	
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    Balanced inputs with discrete circuits and XLR connectors
    	
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    Direct Coupled - no capacitors or inductors in signal path
    	
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    Complementary MOSFET driver stage and JFET input stage
    	
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    40 beta-matched 15 amp, 60 MHz bipolar output transistors
    	
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    2.2 kVA encapsulated toroid power transformer with independent  secondary windings for each channel
    	
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    164,000 μF power supply filter capacitance
    	
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    DC Servo and relay protection circuits
    	
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    AC present, channel status, high temperature indicators
    	
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    Heavy-duty 24k gold-plated 5-way speaker terminals
    	
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    Gold-plated RCA input jacks; ground lift switch
    	
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    Auto turn-on by 12v trigger or audio signal
    	
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    4u Chassis, carry handles, rack mounting adapter included
    	
     
    	
 
SPECIFICATIONS:
 
    	
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    Continuous power output:250 watts RMS x 5, 20 Hz - 20 kHz, 8 Ω, all channels driven400 watts RMS x 5, 20 Hz - 20 kHz, 4 Ω, all channels driven
    	
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    Current capacity:60 amperes peak per channel
    	
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    Power bandwidth:5 Hz - 100 kHz, +0/-3 dB at 1 watt
    	
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    Total harmonic distortion:< 0.2 % at full power
    	
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    IM distortion: balanced 16 V rms< 0.04 %
    	
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    Slew rate:> 130 V/µsecond
    	
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    Dynamic headroom:> 1.5 dB
    	
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    Interchannel crosstalk:> 78 dB at 1 kHz;> 63 dB at 20 kHz
    	
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    Input sensitivity:1 V for 28.28 V, THX Reference Lev
    	
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    Input impedance:47 k Ω unbalanced; 94 k Ω balanced
    	
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    S/N ratio:112 dB, input shorted, IHF A-weighted
    	
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    Damping factor:> 1100 at 20 Hz
    	
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    Voltage:110V - 120V
    	
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    Dimensions:17-1/4" w x 7-5/8" h x 20" d, 7" h without feet
    	
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    Net weight: 80 lb.
    $4,795.00Price