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Parasound "New Classics" Model 2250 Power Amp

  • THX Ultra2 certified
  • 250 watts rms per channel into 8 O, all channels driven
  • 400 watts rms per channel into 4 O, all channels driven
  • 385 watts rms per channel into 2 O, all channels driven
  • 700 watts rms bridged into 8 O or 4 O mono
  • 45 amps peak current per channel
  • Impedance selector switch for 2 O 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
  • Parasound 3 year parts, 3 years labor warranty
    (For USA and Canada purchases only)

Specs:

Continuous RMS Power Output
20 Hz - 20 kHz, Both Channels Driven
250 watts x 2, 8 O
385 watts x 2, 4 O
250 watts x 2, 2 O

Continuous RMS Power Output
20 Hz - 20 kHz, Bridged Mono
600 watts, 8 O
600 watts, 4 O

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 O

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

Rack Mount Accessory
May be Purchased Separately
RMK33

 

 

 


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