Parasound 2250 Power Amplifier (Used) $1,299

Description

This Amplifier was originally sold by us.  The owner has since upgraded to the latest Parasound amplification.

Parasound electronics are over built and hence noted for their reliability and sonic performance.

THX Ultra2 certified
• 250 watts rms per channel into 8 Ω, all channels driven
• 400 watts rms per channel into 4 Ω, all channels driven
• 385 watts rms per channel into 2 Ω, all channels driven
• 700 watts rms bridged into 8 Ω or 4 Ω mono
• 45 amps peak current per channel
• Impedance selector switch for 2 Ω operation
• Bridging switch for stereo or mono operation
• A/B speaker terminals with individual on/off
• 18dB/octave high pass filter, switchable 20Hz or 40Hz
• Fully discrete circuitry with toroid transformers
• Efficient, low heat design
• DC Servo and relay protection circuits
• Automatic on/off by DC trigger with looping output
• Automatic on/off by audio signal with adjustable sensitivity
• Gold-plated RCA input jacks
• Heavy duty 24k gold-plated 5-way speaker terminals
• Rear-mounted gain controls; ground lift switch
• 115/230v selector on rear panel
• Standby, channel status, high temperature indicators
• 3u chassis with carry handles; RMK33 rack mount kit available
• (W x D x H): 17.25” x 18.5” x 6” / 5.25 ” without feet

  • Continuous RMS Power Output
    20 Hz – 20 kHz, Both Channels Driven
    250 watts x 2, 8 Ω
    385 watts x 2, 4 Ω
    250 watts x 2, 2 Ω
  • Continuous RMS Power Output
    20 Hz – 20 kHz, Bridged Mono
    600 watts, 8 Ω
    600 watts, 4 Ω
  • 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
    0.02% 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 for 28.28 V out, THX standard
  • Inter-Channel Crosstalk
    85 dB, 1 kHz
    73 dB, 10 kHz
    67 dB, 20 kHz
  • Damping Factor
    Over 150 at 20 Hz
  • Auto Turn On – DC
    9 – 12V, 15 mA
  • Auto Turn On – Audio
    1.2 mV – 12 V, adjustable
    15 minute turn off delay
  • AC Power Requirement
    110 – 120 V / 220 -240 V, 50 – 60 Hz
    3 watts standby; 1000 watts full output
  • Dimensions
    17-1/4″ Wide
    18.5″ Deep
    6″ High with feet, 5.25″ without feet
  • Net Weight
    43 lbs, 19.6 kg
  • Very good condition, no boxes
  • $1,299.00