background image

 

15 

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 

17.25

‖ Wide 

18.5

‖ Deep, with cables connected 

6

‖ High with feet, 5.25‖ panel only (3U) 

(437 x 470 x 153mm, 133mm panel only) 

Net Weight

 

43 lbs (19.5 kg) 

Rack Mount Accessory  

May be Purchased Separately: RMK33 

 

Specifications 

 
 

Power Output 

– 

(RMS power, 20 Hz 

– 20 kHz)

 

 

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 

 

 

 
 
 
 
 
 
 
 
 
Specifications and features subject to change or improvement without notice. 

 

Copyright Parasound Product Inc., 2013 
 
Rev. 1.0 

 
 

www.parasound.com 

Summary of Contents for 2250 v.2

Page 1: ...Model 2250 v 2 Two Channel Amplifier OWNER S GUIDE...

Page 2: ...This plug will only fit into a grounding power outlet If you are unable to insert the plug into the outlet contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of...

Page 3: ...lines 5 Rack Mounting 5 AC Mains Voltage 6 Rear Panel Connections and Controls 6 Bridged Mono Operation 8 A B Speaker Load Switch 9 Turn On Options 10 Front Panel Operation 12 Problems and Remedies 13...

Page 4: ...an extra copy of your original purchase receipt bill of sale and store it inside the Model 2250 v 2 s carton Parasound Model 2250 v 2 Amplifier Serial ______________ 5 digit number below the bar code...

Page 5: ...cords Where signal cables must cross AC cords they should do so only at a 90 right angle Ventilation Requirements Always position the Model 2250 v 2 horizontally The Model 2250 v 2 should never be st...

Page 6: ...ur Model 2250 v 2 before making or changing any input output or trigger wire connections Inserting or removing an input or output cable while the Model 2250 v 2 is turned on can result in a blast of s...

Page 7: ...re information please see the section on Bridged Mono Operation in this manual Note The Model 2250 v 2 power should always be turned off before moving this switch Note If two speakers are attached for...

Page 8: ...of the audio signal and its L channel to amplify only the negative half of the audio signal In effect each channel sees only half of the speaker s rated impedance so that a single 8 ohm speaker is ac...

Page 9: ...drivers Since both channels of the amp need the same audio signal you will need to connect the Loop Out jack of one channel to the input of the second If you connected your preamp to the 2250 v 2 s L...

Page 10: ...and settings should be made before connecting its AC cord Quieter This is the more sensitive setting and the amp will turn on automatically with a very low level audio signal corresponding to about 1m...

Page 11: ...f the components you ve looped together The Model 2250 v 2 trigger circuit draws a negligible 15 mA Check the maximum capacity of your AV receiver processor or home controller s trigger outputs so you...

Page 12: ...nd the setting of the Speaker Load switch or lower the volume level To reset the protection circuit you need to turn the unit off If the amp is being turned on by a 12V trigger or audio sensing trigge...

Page 13: ...Check that input cables and speaker wires are secure at both ends turn amp off first Make sure the preamp is switched to the correct input Is the Protect light illuminated Check for excessive temperat...

Page 14: ...sound Under the Following Conditions 1 Unit was sent without the Parasound assigned RA number marked on the carton 2 Unit was sent in an unsuitable shipping carton and packing inserts and is likely to...

Page 15: ...3 Specifications Power Output RMS power 20 Hz 20 kHz All Channels Driven 275 watts x 2 8 400 watts x 2 4 400 watts x 2 2 Load switch set to 2 3 Bridged Mono 750 watts x 1 8 750 watts x 1 4 Load switch...

Page 16: ...16 Parasound Products Inc 2250 McKinnon Ave San Francisco CA 94124 415 397 7100 Fax 415 397 0144 www parasound com...

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