Difference between revisions of "Marantz 2285B"

 
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__NOTOC__
 
__NOTOC__
== Daten ==
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== Data ==
{{Navigation}}
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{{navigation}}
'''Allgemein'''
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'''General'''
* Hersteller: [[Marantz]]
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* Manufacturer: [[Marantz]]
* Modell: 2285B
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* Model: 2285 B
* Baujahre: 1977 - 1980
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* Type: Receiver
* Hergestellt in: Japan
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* Years of manufacture: 1977 - 1980
* Farbe: silber, schwarz (Holzgehäuse WC-122)
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* Made in: Japan
* Fernbedienung: nein
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* Colors: silver, black (wooden cabinet WC-122)
* Leistungsaufnahme: 340 W
+
* Remote control: no
* Abmessungen: 440 x 137 x 365 mm (BxHxT)
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* Power consumption: 340 W max.
* Gewicht: 17 kg
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* Dimensions: 440 x 137 x 365 mm (WxHxD)
* Neupreis ca.:  
+
* Weight: 17 kg
 +
* Original price approx.: 2'100 DM
  
  
'''Anschlüsse'''
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'''Connections'''
* Anzahl der Eingänge:
+
* Number of inputs:
** 2x Phono: 1,8 mV / 47 kOhm  
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** 2x Phono: 1.8 mV / 47 kOhm  
** 2x Tape In, Aux: 180 mV / 20 kOhm
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2x Tape In, Aux: 180 mV / 20 kOhm
 
** Main In: 1,5 V / 40 kOhm
 
** Main In: 1,5 V / 40 kOhm
** Antenne UKW (75/300 Ohm) / MW
+
** Antenna FM (75/300 Ohm) / MW
 
** Dubbing In
 
** Dubbing In
* Anzahl der Ausgänge:
+
* Number of outputs:
 
** 2x Tape Out
 
** 2x Tape Out
 
** Pre Out
 
** Pre Out
 
** Dubbing Out
 
** Dubbing Out
** Kopfhörer (6,3 mm Klinke, vorne)
+
** Headphones (6.3 mm jack, front)
** 2 Lautsprecherpaare
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** 2 pairs of speakers
  
  
'''Technische Daten'''
+
'''Technical Data'''
  
''Verstärker''
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''Amplifier''
* Dauerleistung: (20-20.000 Hz, <0,05%, RMS)
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* Continuous power: (20-20,000 Hz, &lt;0.05%, RMS).
** 8 Ohm: 2x 85 W
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8 Ohm: 2x 85 W
** 4 Ohm: 2x 110 W
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4 Ohm: 2x 110 W
* Dynamikleistung:
+
* Dynamic power:
 
** 8 Ohm:
 
** 8 Ohm:
 
** 4 Ohm:
 
** 4 Ohm:
* Gesamtklirrfaktor: 0,05%
+
* Total harmonic distortion: 0.05%
* Dämpfungsfaktor: 40 (8 Ohm)
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* Attenuation factor: 40 (8 Ohm)
* Frequenzgang:  
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* Frequency response:  
** Aux: 10 - 40.000 Hz (&plusmn;1 dB)
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** Aux: 10 - 40,000 Hz (&plusmn;1 dB).
** Main In: 8 - 45.000 Hz (&plusmn;1 dB)
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Main In: 8 - 45,000 Hz (&plusmn;1 dB)
** Phono: RIAA &plusmn;1 dB
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Phono: RIAA &plusmn;1 dB
* Signalrauschabstand:  
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Signal-to-noise ratio:  
 
** Aux: 90 dB
 
** Aux: 90 dB
** Phono: 78 dB
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Phono: 78 dB
* Stereokanaltrennung:
+
* Stereo Channel Separation:
* Klangregelung: (jeweils L/R getrennt)
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* Tone control: (each L/R separated)
** Bass: ja, Turnover: normal / 100 Hz
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** Bass: yes, Turnover: normal / 100 Hz
** Mitten: ja
+
Mids: yes
** Höhen: ja, Turnover: normal / 10 kHz
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Treble: yes, Turnover: normal / 10 kHz
* Loudness: ja
+
* Loudness: yes
 
* High Filter: 9 kHz (18 dB/oct)
 
* High Filter: 9 kHz (18 dB/oct)
 
* Low Filter (Subsonic): 15 Hz (18 dB/oct)
 
* Low Filter (Subsonic): 15 Hz (18 dB/oct)
 
* Mute: FM Muting
 
* Mute: FM Muting
* Direct/Line-Straight: ja
+
* Direct/Line-Straight: yes
  
  
 
''Tuner''
 
''Tuner''
* Empfang: UKW, MW
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* Reception: FM, MW
* Frequenzen:
+
* Frequencies:
** UKW: 87,5 - 108 MHz
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** FM: 87.5 - 108 MHz
** MW: 525 - 1.605 kHz
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MW: 525 - 1,605 kHz
* Frequenzgang: 30 - 15.000 Hz (&plusmn;1,5 dB)
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* Frequency response: 30 - 15,000 Hz (&plusmn;1.5 dB)
* Eingangsmpfindlichkeit:
+
* Input sensitivity:
** UKW: 1,5 &micro;V
+
** FM: 1.5 &micro;V
** MW: 20 &micro;V
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MW: 20 &micro;V
* Klirrfaktor:
+
Distortion factor:
** UKW: 0,3% (Mono), 0,5% (Stereo)
+
** FM: 0.3% (mono), 0.5% (stereo)
** MW: 0,4%
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MW: 0.4%
* Signalrauschabstand:
+
* Signal-to-noise ratio:
** Fremdspannungsabstand UKW: 65 dB (Mono), 62 dB (Stereo)
+
** VHF signal-to-noise ratio: 65 dB (mono), 62 dB (stereo)
** Geräuschspannungsabstand UKW: 69 dB (Mono), 65 dB (Stereo)
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** Signal-to-noise ratio FM: 69 dB (mono), 65 dB (stereo)
** MW: 54 dB
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MW: 54 dB
* Kanaltrennung: 50 dB (1 kHz)
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* Channel separation: 50 dB (1 kHz)
* Trennschärfe:
+
* Selectivity:
* Gleichwellenselektion: 1,0 dB
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* Co-wave selection: 1.0 dB
* Nebenwellenselektion:
+
* Spurious wave selection:
** UKW: 80 dB
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** FM: 80 dB
** MW: 46 dB
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MW: 46 dB
* Spiegelfrequenzdämpfung:
+
* Image frequency attenuation:
** UKW: 90 dB
+
** FM: 90 dB
 
** MW: 75 dB
 
** MW: 75 dB
* ZF-Dämpfung:
+
* IF attenuation:
** UKW: 100 dB
+
** FM: 100 dB
 
** MW: 75 dB
 
** MW: 75 dB
* AM-Unterdrückung:
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* AM Suppression:
  
  
'''Besondere Ausstattungen'''
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'''Special Features'''
* Holzgehäuse: WC-122
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* Wooden cabinet: WC-122
  
  
== Bemerkungen ==
+
== Remarks ==
* Die amerikanische Version kann um einen Dolby FM Decoder erweitert werden.
+
* The American version can be upgraded with a Dolby FM decoder.
  
* Weitere Modelle der gleichen Serie:
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* Other models in the same series:
 
* [[Marantz 1515]]
 
* [[Marantz 1515]]
 
* [[Marantz 1530]]
 
* [[Marantz 1530]]
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== Bilder ==
+
== Pictures ==
* Bild: Marantz 2285B mit Woodcase
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* Image: Marantz 2285B with woodcase
[[Datei:Marantz 2285 B-1.jpg]]
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[[File:Marantz 2285 B-1.jpg]]
  
  
* Bild: Marantz 2285B ohne Woodcase
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* Picture: Marantz 2285B without Woodcase
[[Bild:Marantz 2285B 2.JPG]]
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[[Image:Marantz 2285B 2.JPG]]
  
  
* Nahaufnahme Marantz 2285B: Knopf an Knopf - einer der schönsten Marantz Receiver überhaupt !!!
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* Close-up Marantz 2285B: knob to knob - one of the most beautiful Marantz receivers ever !!!!
[[Bild:Marantz 2285B 3.JPG]]
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[[Image:Marantz 2285B 3.JPG]]
  
  
* Marantz 2285B - geöffnet: gut zu erkennen ist das gestempelte Baujahr (07.06.1978) und die Herstellernummer (E 110162)
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* Marantz 2285B - opened: easy to see the stamped year of manufacture (07.06.1978) and the manufacturer number (E 110162).
[[Bild:Marantz 2285B 4.JPG]]
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[[Image:Marantz 2285B 4.JPG]]
  
  
* Blick in den Marantz 2285B über das geöffnete Bodenblech
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* View into the Marantz 2285B over the opened bottom panel.
  
  
== Berichte ==
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== Reports ==
  
  
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[[Kategorie:Receiver]]
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[[Category:Receiver]]

Latest revision as of 04:23, 16 November 2020

Data[edit]

General

  • Manufacturer: Marantz
  • Model: 2285 B
  • Type: Receiver
  • Years of manufacture: 1977 - 1980
  • Made in: Japan
  • Colors: silver, black (wooden cabinet WC-122)
  • Remote control: no
  • Power consumption: 340 W max.
  • Dimensions: 440 x 137 x 365 mm (WxHxD)
  • Weight: 17 kg
  • Original price approx.: 2'100 DM


Connections

  • Number of inputs:
    • 2x Phono: 1.8 mV / 47 kOhm

2x Tape In, Aux: 180 mV / 20 kOhm

    • Main In: 1,5 V / 40 kOhm
    • Antenna FM (75/300 Ohm) / MW
    • Dubbing In
  • Number of outputs:
    • 2x Tape Out
    • Pre Out
    • Dubbing Out
    • Headphones (6.3 mm jack, front)
    • 2 pairs of speakers


Technical Data

Amplifier

  • Continuous power: (20-20,000 Hz, <0.05%, RMS).

8 Ohm: 2x 85 W 4 Ohm: 2x 110 W

  • Dynamic power:
    • 8 Ohm:
    • 4 Ohm:
  • Total harmonic distortion: 0.05%
  • Attenuation factor: 40 (8 Ohm)
  • Frequency response:
    • Aux: 10 - 40,000 Hz (±1 dB).

Main In: 8 - 45,000 Hz (±1 dB) Phono: RIAA ±1 dB Signal-to-noise ratio:

    • Aux: 90 dB

Phono: 78 dB

  • Stereo Channel Separation:
  • Tone control: (each L/R separated)
    • Bass: yes, Turnover: normal / 100 Hz

Mids: yes Treble: yes, Turnover: normal / 10 kHz

  • Loudness: yes
  • High Filter: 9 kHz (18 dB/oct)
  • Low Filter (Subsonic): 15 Hz (18 dB/oct)
  • Mute: FM Muting
  • Direct/Line-Straight: yes


Tuner

  • Reception: FM, MW
  • Frequencies:
    • FM: 87.5 - 108 MHz

MW: 525 - 1,605 kHz

  • Frequency response: 30 - 15,000 Hz (±1.5 dB)
  • Input sensitivity:
    • FM: 1.5 µV

MW: 20 µV Distortion factor:

    • FM: 0.3% (mono), 0.5% (stereo)

MW: 0.4%

  • Signal-to-noise ratio:
    • VHF signal-to-noise ratio: 65 dB (mono), 62 dB (stereo)
    • Signal-to-noise ratio FM: 69 dB (mono), 65 dB (stereo)

MW: 54 dB

  • Channel separation: 50 dB (1 kHz)
  • Selectivity:
  • Co-wave selection: 1.0 dB
  • Spurious wave selection:
    • FM: 80 dB

MW: 46 dB

  • Image frequency attenuation:
    • FM: 90 dB
    • MW: 75 dB
  • IF attenuation:
    • FM: 100 dB
    • MW: 75 dB
  • AM Suppression:


Special Features

  • Wooden cabinet: WC-122


Remarks[edit]

  • The American version can be upgraded with a Dolby FM decoder.


Pictures[edit]

  • Image: Marantz 2285B with woodcase

Marantz 2285 B-1.jpg


  • Picture: Marantz 2285B without Woodcase

Marantz 2285B 2.JPG


  • Close-up Marantz 2285B: knob to knob - one of the most beautiful Marantz receivers ever !!!!

Marantz 2285B 3.JPG


  • Marantz 2285B - opened: easy to see the stamped year of manufacture (07.06.1978) and the manufacturer number (E 110162).

Marantz 2285B 4.JPG


  • View into the Marantz 2285B over the opened bottom panel.


Reports[edit]

Links[edit]