Marantz - 2250 - Receiver
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2250
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Information
TECHNICAL SPECIFICATIONS Amplifier Section:
RATED POWER
OUTPUT................................................................................
50 Watts per channel,
Continuous Average Power, both channels driven.
Power Band....................................... . . .
......................................................................
20 Hz to 20 kHz
Total Harmonic Distortion
...............................................................................................................
0.3%
Load
Impedance............................................................................................................................
8 ohms
Intermodulation Distortion at Rated
Power....................................................................................0.25%
Damping Factor
..................................................................................................................................
55
Frequency Response
..................................................................................
20 Hz to 20 kHz ±0.5 dB
Preamplifier Section:
Phono:
Dynamic Range
..........................................................................................................................
96 dB
NOTE: Dynamic Range is the ratio in dB of the phono input
overload to equivalent input noise.
Equivalent Input Noise
...........................................................................................................
1.5 μν
Input Overload .......................................
.............................................................................
100 mV
Sensitivities (for rated power output)
Phono.........................................................................................................................................
1.8 mV
Tape
..........................................................................................................................................
180 mV
Main In ............................
Frequency Response (phono)
............................ 1.5 V
30 Hz to 15 kHz ±1.0 dB
Input Impedances
Phono..................................................................................................................................
47 K ohms
Aux or Tape
.......................................................................................................................
100 K ohms
Main In
...............................................................................................................................
30 K ohms
Tape Output Level
......................................................................................................................
775 mV
Ref.: 7.75 mV at phono input Signal to Noise Ratio
Aux Input
...............................................................................................................................
· ■ 85 dB
Phono Input
...............................................................................................................................
75 dB
Tone Controls
Bass: 100
Hz.............................................................................................................................
±10 dB
Tone Mode at 250
Hz.................................................................................................
± 3 dB
Mid: 700 Hz
........................................................................................................................±7.5dB
Treble: 10
kHz.............................................................................................................................
±10 dB
. Tone Mode at 4 kHz
.................................................................................................
± 3 dB
FM Tuner Section:
IHF Usable Sensitivity
..................................................................................................................
2.5 /xV
Sensitivity (DIN)
..............................................................................................................................2.1
μν
Selectivity (alternate carrier)
.........................................................................................................
60 dB
Quieting Slope
RF Input for 30 dB Quieting
....................................................................................................
1.9 μν
Quieting at 5 μν RF
Input.........................................................................................................
55dB
Quieting at 10 μν RF Input
...................................................................................................
60 dB
Quieting at 50 μν RF Input
....................................................................................................
70 dB
Total Harmonic Distortion
Mono:.............................................................................................................................................
0.3%
Stereo:.............................................................................................................................................
0.4%
Capture
Ratio...................................................................................................................................
1.5 dB
Stereo Separation at 1
kHz.............................................................................................................
40 dB
Spurious Rejection
........................................................................................................................
95 dB
Image Rejection
...............................................................................................................................
70 dB
IF
Rejection........................................................................................................................................
90 dB
AM Suppression
...............................................................................................................................
55 dB
AM Tuner Section:
Sensitivity
.......................................................................................................................................
20 μ V
General:
Power Requirements .
.......................................................................
110/120/220/240 V AC, 50 Hz
Power Consumption at rated
output, both channels
operating......................................................................................
220 Watts
Idling Power (Volume Control at zero)
................................................................................
35 Watts
Dimensions:
Panel Width
...............................................................................................................................
43.1 cm
Panel Height
...........................................................................................................................
13.6 cm
Depth
........................................................................................................................................
35.6 cm
Weight:
Unit
Alone...............................................................................................................................
15.3 kg
Packed for
Shipment...........................................................................................................
18.3 kg
1 Manual
Service manual
Manual type:
Service manual
Pages:
42
Size:
3.2 MB
Language:
english
Revision:
Manual-ID:
Date:
Quality:
Scanned document, all readable.
Upload date:
March 8, 2015
MD5:
f8669272-385e-b4dc-5046-01d9ec561dcb
Downloads:
492