10-31-2004, 05:17 PM
A 52 Features:
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
20 beta-matched 15 amp, 60 MHz bipolar output transistors
1.4 kVA encapsulated toroid power transformer with
independent secondary windings for each channel
100,000 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, 12v trigger out
3u Chassis, carry handles, rack mounting adapter available
Parasound’s 10 years parts, 5 years labor warranty
A 52 Specs:
Continuous power output:
125 watts RMS x 5, 20 Hz - 20 kHz, 8 W, all channels driven
225 watts RMS x 5, 20 Hz - 20 kHz, 4 W, all channels driven
Current capacity: 30 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: < 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 Level
Input impedance: 47 k W unbalanced; 94 k W balanced
S/N ratio: > 113 dB, input shorted, IHF A-weighted
Damping factor: > 1000 at 20 Hz
Voltage: 110V – 120V
Dimensions: 17-1/4" w x 5-7/8" h x 19-3/4" d, 5-1/4" h without feet
Net weight: 50 lbs.
Este juguete cuesta 2,000 dolares