PARASOUND NewClassic 2250 v.2 Stereo Power Amplifier

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PARASOUND NewClassic 2250 v.2 Stereo Power Amplifier
Warranty Period: 3 years Sold as: 1 Unit
Overview

Details

  • THX Ultra2 certified
  • 275 watts x 2 into 8 Ω (all channels driven)
  • 400 watts x 2 into 4 Ω or 2 Ω (all channels driven)
  • 750 watts x 1 bridged into 8 Ω or 4 Ω
  • 45 amps peak current per channel
  • 2 Ohm stable operation with load selector switch
  • Two pairs of speaker outputs with front panel A/B buttons
  • Rear-mounted lockout switch disables front A/B buttons
  • High pass filter, switchable for 20Hz or 40Hz
  • Automatic on/off by DC trigger with looping output
  • Automatic on/off by audio signal with 2 sensitivity settings
  • Fully discrete circuitry with high current toroid transformer
  • Bridging switch for stereo or mono operation
  • Efficient, low heat design
  • DC Servo and relay protection circuits
  • Rear-mounted left and right gain controls
  • Standby, channel status and high temperature indicators
  • Gold-plated RCA input jacks
  • Heavy duty 24k gold-plated 5-way speaker terminals
  • 115/230v selector on rear panel
Specifications

Details

Power Output All Channels Driven

  • 275 watts x 2, 8Ω
  • 400 watts x 2, 4Ω
  • 400 watts x 2, 2Ω (Load switch set to 2-3Ω)

Bridged Mono

  • 750 watts x 1, 8Ω
  • 750 watts x 1, 4Ω (Load switch set to 2-3Ω)

Current Capacity

  • 45 amps peak per channel

Frequency Response

  • 20 Hz - 50 kHz, +0/-3 dB, 1 watt

Dynamic Headroom

  • 1.6 dB

Total Harmonic Distortion

  • 0.20% at full rated output
  • 0.015% at average listening levels

IM Distortion

  • 0.05 %

Transient IM Distortion

  • Not measurable

S/N Ratio

  • 114 dB at rated output, IHF A-weighted
  • 106 dB at rated output, unweighted
  • 93 dB at 2.828 V output, IHF A-weighted
  • 84 dB at 2.828 V output, unweighted

Input Impedance

  • 33 k Ω

Input Sensitivity

  • 1 V in for 28.28 V out, THX standard

Inter-Channel Crosstalk

  • 85 dB @1 kHz, 73 dB @10 kHz, 67 dB @ 20kHz

Damping Factor

  • Over 150 at 20Hz

12V Trigger Turn On

  • DC 9 – 12V, 15 mA

Audio Turn On

  • Quieter: 1 mV
  • Louder: 6 mV

AC Power Requirement

  • 110 - 120 V / 220 -240 V, 50 - 60 Hz
  • 0.5 watts standby
  • 35 watts Idle (no audio)
  • 1000 watts full output

Dimensions

  • 437mm Wide
  • 470mm Deep With Cables Connected
  • 153mm High (133mm front panel)

Net Weight

  • 19.5kg

Rack Mount Accessory

  • May be Purchased Separately: RMK33