Marantz - 2270 - Odbiorca
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Wyposażenie:
2270
Data:
1976
Kategoria:
Grupa:
Podgrupa:
Informacja
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
3 podręczniki
Instrukcja serwisowa
Typ ręczny:
Instrukcja serwisowa
Strony:
32
Rozmiar:
21,0 MB
Język:
angielski
Poprawka:
Manual-ID:
Data:
Jakość:
Zeskanowany dokument, wszystko czytelne.
Data przesłania:
12 września 2008
MD5:
0e357f38-4a2b-3218-b7a9-11c2065bcad2
Informacja
Service Manual including Service Bulletins.
Pliki:
3724
Pobrania w zeszłym miesiącu:
5
Pobierz
marantz--2270--service--ID823.pdf
Podręcznik użytkownika
Typ ręczny:
Podręcznik użytkownika
Strony:
24
Rozmiar:
13,5 MB
Język:
angielski
Poprawka:
Manual-ID:
Data:
Jakość:
Zeskanowany dokument, wszystko czytelne.
Data przesłania:
8 marca 2015
MD5:
07d347d7-6cc7-4247-f070-3a5017a9b467
Informacja
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
Pliki:
2478
Pobrania w zeszłym miesiącu:
2
Pobierz
marantz--2270--user--ID6612.pdf
Instrukcja serwisowa
Typ ręczny:
Instrukcja serwisowa
Strony:
44
Rozmiar:
6,8 MB
Język:
angielski
Poprawka:
Manual-ID:
Data:
Jakość:
Zeskanowany dokument, wszystko czytelne.
Data przesłania:
8 marca 2015
MD5:
b08567f3-e64c-21da-51f6-7c25fdfe7204
Informacja
Introduction...
1
Service
Notes...
1
AM Tuner 1
FM Tuner 2
Phono and Tone Amplifier 4
Power Amplifier 4
Power Protection
Circuit...
... 5 Speaker Protection Relay
Circuit...
... 5
Suggestion for Trouble Shooting of Power Amplifier 5
Voltage Conversion...
...
6
Test Equipment Required for
Servicing...
8
AM Alignment Procedure... ..
...
9
FM Alignment Procedure...
...
9
Stereo Separation
Alignment...
9
Muting Circuit
Alignment...
10
Audio Adjustment...
...
. 10
Parts
List...23
Specifications...33
INTRODUCTION
This service manual was prepared for use by Authorized
Warranty Stations and contains service information for Marantz Model 2270 Stereophonic Receiver ervicing information and voltage data included in this
manual are intended for use by the knowledgeable and
experienced technician only. All instruction should be read
carefully. No attempt should be made to proceed without a
good understanding of the operation in the Receiver The parts list furnish information by which replacement part
may be ordered from the Marantz Company. A simple
description is included for parts which can be usually be
obtained through local suppliers.
Pliki:
1144
Pobrania w zeszłym miesiącu:
3
Pobierz
marantz--2270--service--ID6613.pdf