Parasound A31 Three-Channel Power Amplifier
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
SPECIFICATIONS
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Dimensions:
17-1/2" w x 7-5/8" h x 20" d, 7" h without feet - Net weight: 65 lb.
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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 %
Product Type:
Power Amplifiers
Amplifiers