Marantz -- 2270 -- User Manual
File name: Marantz-6612-Manual-Page-1-Picture
Manual Type: User Manual
Pages: 24
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Language: english
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For optimum performance and enjoyment from your Model 2270
Stereo Receiver, please study these instructions carefully.
Installation and operation are not complicated, but its
flexibility and features deserve your becoming familiar with
its controls and connections.
This manual is divided into two parts. The first covers
installation and operation in simple, nontechnical language.
The second describes the 2270 in more detail with technical
specifications, functional explanations, and special
application discussions.
For quick identification of the controls and connections,
references to them are printed in boldface type, exactly as
they appear on the front and rear panels of your Receiver.
Marantz-6612-Manual-Page-1-Picture
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Equipment information

Marantz 2270 Receiver
Manufacturer
Marantz
Model: 2270
Date: 1976
Category: Audio, Video, TV, Multimedia
Group: Receiver
Description: Stereophonic Receiver
Information:
                                    AUDIO CIRCUITS:
Rated continuous (RMS) power output per channel,
both channels operating simultaneously, 20Hz to
20,000Hz........................................70 Watts at
4 and 8 ohms
40 Watts at 16 ohms
Comparable Total Music Power (I HF)
.................................................................................210Wattsat
8 ohms
High-level hum and noise (ref. 40W at 8
ohms)......................................................................
—80 dB
Phono hum and noise
..........................................................................................................1.5
aV equivalent input
Dynamic range (phono input to tape recording output)
.............................................................................
96dB
I. M. Distortion (SMPTE), at rated
power............................................................................................................0.3%
Distortion decreases as output is lowered
Total Harmonic Distortion, at rated Power
...................................................................................0.3%
Maximum
Distortion decreases as output is lowered
Power Bandwidth (IHF) for 0.3%
THD..........................................................................................7Hz
to 50,000Hz
Damping Factor (ref. 8 ohms)
...........................................................................................................Greater
than 45
Frequency Response
Through
phono..........................................................................................................................................
.±1 dB
Input Sensitivity (for 40W at 8 ohms)
High-level................................................................................................................................
.180 mV
Phono (1,000 Hz)
......................................................................................................................................1.8
mV
Input Impedance
High-level.........................................................................................................................................100,000
ohms
Phono
..............................................................................................................................................
47,000 ohms
Channel Separation 20 Hz to 20,000 Hz
.........................................................................................35
dB Minimum
FM SECTIONS:
IHF Usable
Sensitivity......................................................................................................................................2.3
ß V
Selectivity...................................................................................................................................................
80 dB
Noise
Quieting......................................................................................................................................—55
dB at 5 AV
-60 dB at 10 ßJ -65 dB at 50μ V
Total Harmonic Distortion, 400 Hz, 100%
Mod........................................................(Mono)
0.2% (Stereo) 0.4%
Frequency Response (ref. 75M sec. de-emphasis)
...........................................................±
1 dB 50 Hz to 15 KHz
Stereo Separation
.................................................................................................................................
1,000 Hz 40 dB
Sub-Carrier (38 KHz) Suppression
...................................................................................................................60dB
GENERAL:
Power
Requirements......................................................................................................................................120VAC
50 to 60 Hz
At rated output, both channels
operating..........................................................................................500
Watts
Idling Power (Volume Control at
zero)...............................................................................................
. 38Watts
Dimensions
Panel Width
.................................................................................................................................172I/64
Inches
Panel
Height.................................................................................................................................
5 25/64 Inches
Depth
.................................................................................................................................................
14 Inches
Weight
Unit
alone......................................................................................................................................................38.5lbs
Packed for
shipment....................................................................................................................................49.5lbs