Parasound 2250v.2 Multi Zone Amplifier

A 275WPC/8 ohms THX Ultra II Certified Amplifier.

Features

• THX Ultra II certified

• 275 watts per channel into 8W, both channels driven

• Impedance selector switch for 2W 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 toroidal transformer

• DC Servo and relay protection circuits

• Automatic on/off by DC trigger with looping outputs

• Automatic on/off by audio signal with adjustable sensitivity

• Gold-plated RCA input jacks, loop output jacks

• Heavy-duty 24k gold-plated 5-way speaker terminals

• Rear mounted gain controls; ground lift switch

• Standby, channel status, high-temperature indicators
  3u chassis; RMK-33 rack mount kit available

Specifications

Power Output - Both channels driven
(0.05% THD, 20 Hz - 20 kHz)
110 watts x 2 @ 4 Ω or 8 Ω (RMS)

Power Output - Both channels driven
(1% THD, 20 Hz - 20 kHz)
125 watts x 2 @ 4 Ω or 8 Ω (RMS)

Frequency Response:
20 Hz - 20 kHz, +0 / -0.05 dB
10 Hz - 80 kHz, +0 / -3 dB

Total Harmonic Distortion (20 Hz - 20 kHz):
< 0.05 %, (110 watts, 8 Ω)

Interchannel Crosstalk:
-75 dB at 20 kHz
-85dB at 1 kHz

Preamp Output:
250mv = 1V output
Total gain = 12 dB (volume set to 100)
Unity gain = Volume set to 76
Maximum output = 3.5V

Phono Stage Gain / Input Impedance:
MM: 40 dB / 47 k Ω
MC: 50 dB / 100 Ω

Line Level Input Impedance: 24k Ohms

Preamp Output Impedance: 470 Ohms

S/N Ratio – Line Inputs:
> 100 dB, input shorted, IHF A-weighted

S/N Ratio – Digital Inputs:
> 110 dB, input shorted, IHF A-weighted

DAC IC: Burr-Brown PCM1798

DAC Maximum Sampling Rates (PCM only):
USB: 96kHz - 24 bit
Optical: 192kHz - 24 bit
Coax: 192kHz - 24 bit

DC Trigger Output: 12 Vdc, 50mA

AC Power Requirement:
Standby: 0.5 watts
Idling: 15 watts (no music playing)
Typical: 50 watts (music playing)
Maximum: 300 watts
100-250 VAC 50/60 Hz (automatic)

Dimensions:
Width: 438 mm
Depth: 375 mm 
Depth: 425 mm with cables connected
Height, with feet: 63.5 mm 
Height, without feet: 44.5 mm, 1U
Rack mounting requires RMK-11(sold separately)

Weight:
Net: 5.2 kg 
Shipping: 7.9 kg