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

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