Parasound A 31 manual Specifications

Models: A 31

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Specifications

Power Output - All Channels Driven

250 watts RMS x 3, continuous,

(20 Hz - 20 kHz, 8Ω)

400 watts RMS x 3, continuous,

(20 Hz - 20 kHz, 4Ω)

Current Capacity:

60 amperes peak per channel

Slew Rate

> 130 volts per microsecond

Frequency Response

5 Hz - 100 kHz, +0/-3 dB at 1 watt

Total Harmonic Distortion

<0.2 % at full power

<0.03 % at typical listening levels

IM Distortion

< 0.04 %

TIM

Unmeasurable

Dynamic Headroom

> 1.5 dB

Interchannel Crosstalk

>78 dB at 1 kHz

>63 dB at 20 kHz

Input Sensitivity for 28.28 V Output into 8Ω

Unbalanced: 1 V

Balanced: 1 V per leg

(Gain controls set to Normal / THX)

S/N Ratio

>112 dB, input shorted, IHF A-weighted

>102 dB, input shorted, unweigh

Damping Factor

> 1100 at 20 Hz

DC Trigger Requirements

+9 Vdc to +12 Vdc, 2 mA

Audio Trigger Requirements

2 mV AC - 10 mV AC

XLR Pin Identification

1 = Ground (Shield)

2 = Positive

3 = Negative (Return)

Dimensions

Width: 171⁄2" (445 mm)

Panel height: 7" (178 mm)

Height with feet: 7 5⁄8" (194 mm)

Depth: 19 1/8" (485 mm)

Net Weight

65 lb. (29.5 kg)

Input Impedance

Shipping Weight

Unbalanced: 47k Ω

79 lb. (35.9 kg)

Balanced: 94k Ω per leg

 

 

Power Requirement

 

Standby: 1 Watt

 

Maximum: 1800 Watts

Specifications and features subject to change or improvement without notice.

Copyright Parasound Product Inc., 2012

Rev. 1.0

www.parasound.com

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Parasound A 31 manual Specifications