Musical Fidelity M250 manual

Page 8

SPECIFICATIONS :

M250

Monobloc Amplifier

Output voltage, RMS

45 Volts

20Hz to 20kHz

peak

127 Volts

 

Power output

250 Watts into 8 Ohms (24dBW)

 

450 Watts into 4 Ohms

Peak-to-peak output current

72 Amps

 

Damping factor

180

 

 

Output devices per channel

6

 

 

Total Harmonic Distortion + noise

0.006% at 1kHz up to 90% power, into 4 or 8 Ohms

Intermodulation distortion

0.004% at 12.5 Watts into 8 Ohms

Frequency response

20Hz to 20kHz ±0dB

 

10Hz to 100kHz +0 / -1.5dB

Audio gain

30dB (31.5 times) nominal

Input impedance

31K Ohm

Input sensitivity for full power output into 8 Ohms

1.42 Volts

Signal / noise ratio, reference full power output

> 115dB “A”- weighted

Input

1 RCA connector

Outputs

1 amplifier channel via 2 pairs of speaker binding posts

 

1 RCA loop output socket

Power requirements

100 / 115 / 230V AC, 50 / 60Hz (factory preset)

 

1000 Watts maximum into 8 Ohms load

 

70 Watts idle

Dimensions

192 mm,

7.6 inches wide

 

125 mm,

4.9 inches high including feet

 

460 mm, 18.1 inches deep including terminals

Weight

12 kg,

26.4 lbs unit only, unboxed

 

14 kg,

30.8 lbs in shipping carton

Standard accessories

IEC type mains lead

Musical Fidelity reserves the right to make improvements which may result in specification or feature changes without notice.

Issue 4: May 2002

M250 Amplifier

Instructions for Use Page 8 of 8

 

 

Image 8
Contents M250 Safety Information IMPORTANT! U.K. onlyRadio Frequency Interference R.F.I General AdviceInstallation Precautions and User Information Connections and Facilities Back panel layoutConnections Audio Sense Mode Trigger ModeAudio Adjustment OperationTroubleshooting Problem Possible Cause RemedyM250