Editing Marantz MR-250

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__NOTOC__
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{{nicht vorlagenkonform}}
== Data ==
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Daten
{{navigation}}
 
'''General'''
 
* Manufacturer: [[Marantz]]
 
* Model: MR-250
 
* Year of manufacture: around 1975
 
* Made in:
 
* Color: silver/wood
 
* Remote control: no
 
* Power consumption:
 
* Dimensions: 440 x 137 x 358 mm (WxHxD).
 
* Weight: 12 kg
 
* New price approx:
 
  
  
'''Connections'''
 
* Number of inputs:
 
** Aux (180 mV, 20 kOhm).
 
** 2x Tape In
 
** Phono (2,7 mV, 47 kOhm)
 
** FM antenna (75/300 Ohm)
 
** AM antenna
 
* Number of outputs:
 
** 2x Tape Out
 
** Headphones (6.3mm jack)
 
** 2 pairs of loudspeakers
 
  
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Allgemein
  
'''Technical Data'''
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    * Hersteller: Marantz
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    * Modell: MR-250
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    * Baujahre: um 1975
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    * Hergestellt in:
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    * Farbe: silber/Holz
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    * Fernbedienung: nein
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    * Leistungsaufnahme:
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    * Abmessungen: 440 x 137 x 358 mm (BxHxT)
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    * Gewicht: 12 kg
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    * Neupreis ca.:
  
''Amplifier''
 
* Continuous power (at distortion)
 
8 Ohm: 2x 64 W (DIN), 2x 56 W (RMS)
 
** 4 Ohm: 2x 98 W (DIN), 2x 55 W (RMS)
 
* Dynamic power
 
** 8 Ohm:
 
** 4 Ohm:
 
* Total harmonic distortion: 0.1% (at rated power)
 
* Attenuation factor: 77 (8 Ohm)
 
* Frequency response: 10 - 40,000 Hz (±1 dB)
 
* Signal-to-noise ratio:
 
** Phono: 72 dB
 
** Aux: 80 dB
 
* Tone control:
 
** Bass: yes
 
** Mids: yes
 
** Treble: yes
 
* Loudness: yes
 
* Subsonic: yes
 
* Mute:
 
* Direct/Line-Straight:
 
* Stereo channel separation: 45 db
 
  
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Anschlüsse
  
''Tuner''
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    * Anzahl der Eingänge:
* Reception: FM, MW
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          o Aux (180 mV, 20 kOhm)
* Frequencies:
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          o 2x Tape In
** FM: 87.4 - 109 MHz
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          o Phono (2,7 mV, 47 kOhm)
** MW: 515 - 1,650 kHz
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          o FM-Antenne (75/300 Ohm)
* Frequency response: 30 - 15000 Hz
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          o AM-Antenne
* Input sensitivity:
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    * Anzahl der Ausgänge:
** FM: 1.7 µV
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          o 2x Tape Out
MW: 30 µV
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          o Kopfhörer (6,3mm Klinke)
* Distortion factor: 0.1%
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          o 2 Lautsprecherpaare
* Signal-to-noise ratio: 62 dB (mono), 55 dB (stereo)
 
* Spurious voltage spacing:
 
* Channel separation:
 
* Selectivity:
 
* Co-wave selection:
 
* Spurious wave selection:
 
* IF attenuation:
 
* IF attenuation:
 
* AM suppression:
 
* Output level:
 
* RDS: no
 
* Station memory: no
 
  
  
'''Special Features'''
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Technische Daten
* here, if available
 
  
 +
Verstärker
  
== Remarks ==
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    * Dauerleistung (bei Klirrfaktor)
Other models of the same series:
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          o 8 Ohm: 2x 64 W (DIN), 2x 56 W (RMS)
 +
          o 4 Ohm: 2x 98 W (DIN), 2x 55 W (RMS)
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    * Dynamikleistung
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          o 8 Ohm:
 +
          o 4 Ohm:
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    * Gesamtklirrfaktor: 0,1% (bei Nennleistung)
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    * Dämpfungsfaktor: 77 (8 Ohm)
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    * Frequenzgang: 10 - 40.000 Hz (±1 dB)
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    * Signalrauschabstand:
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          o Phono: 72 dB
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          o Aux: 80 dB
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    * Klangregelung:
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          o Bass: ja
 +
          o Mitten: ja
 +
          o Höhen: ja
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    * Loudness: ja
 +
    * Subsonic: ja
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    * Mute:
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    * Direct/Line-Straight:
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    * Stereokanaltrennung: 45 db
  
== Pictures ==
 
  
== Reports ==
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Tuner
  
== Links ==
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    * Empfang: UKW, MW
 
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    * Frequenzen:
[[Category:Receiver]]
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          o UKW: 87,4 - 109 MHz
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          o MW: 515 - 1.650 kHz
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    * Frequenzgang:  30 - 15000 Hz
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    * Eingangsmpfindlichkeit:
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          o UKW: 1,7 µV
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          o MW: 30 µV
 +
    * Klirrfaktor:  0,1%
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    * Signalrauschabstand: 62 dB (Mono), 55 dB (Stereo)
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    * Fremdspannungsabstand:
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    * Kanaltrennung:
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    * Trennschärfe:
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    * Gleichwellenselektion:
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    * Nebenwellenselektion:
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    * Spiegelfrequenzdämpfung:
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    * ZF-Dämpfung:
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    * AM-Unterdrückung:
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    * Ausgangspegel:
 +
    * RDS: nein
 +
    * Stationsspeicher: nein

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