Difference between revisions of "Marantz 2250B"

 
 
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__NOTOC__
 
__NOTOC__
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== Daten ==
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== Data ==
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{{Navigation}}
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{{navigation}}
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'''Allgemein'''
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'''General'''
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* Hersteller: [[Marantz]]
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* Manufacturer: [[Marantz]]
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* Modell: 2250 B
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* Model: 2250 B
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* Baujahre: 1976 - 1977
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* Type: Receiver
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* Hergestellt in: Japan
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* Years of manufacture: 1976 - 1977
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* Farbe: schwarz, silber
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* Made in: Japan
−
* Fernbedienung: nein
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* Color: Black or silver
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* Leistungsaufnahme: 330 W
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* Remote control: no
−
* Abmessungen: 440 x 137 x 365 mm (BxHxT)
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* Power consumption: 330 W
−
* Gewicht: 15,4 kg
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* Dimensions: 440 x 137 x 365 mm (WxHxD)
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* Neupreis ca.: 550 $
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* Weight: 15.4 kg
 +
* New price approx.: 550 $, corresponds to about 1'800 DM
  
  
−
'''Anschlüsse'''
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'''Connections'''
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* Anzahl der Eingänge:
+
* Number of inputs:
 
** Tape In, Aux: 180 mV / 100 kOhm
 
** Tape In, Aux: 180 mV / 100 kOhm
−
** Phono: 1,8 mV / 47 kOhm
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Phono: 1.8 mV / 47 kOhm
−
** Antenne UKW (75/300 Ohm) / MW
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** Antenna FM (75/300 Ohm) / MW
 
** Dubbing in
 
** Dubbing in
 
** Main In: 1 V / 75 kOhm
 
** Main In: 1 V / 75 kOhm
−
* Anzahl der Ausgänge:
+
* Number of outputs:
 
** Tape Out: 200 Ohm
 
** Tape Out: 200 Ohm
−
** FM Quadradial
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FM Quadradial
 
** Dubbing out
 
** Dubbing out
−
** Pre Out: 900 Ohm
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Pre Out: 900 Ohm
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** Kopfhörer (6,3 mm Klinke, vorne)
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** Headphones (6.3 mm jack, front)
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** 2 Lautsprecherpaare
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** 2 pairs of speakers
  
  
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'''Technische Daten'''
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'''Technical Data'''
  
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''Verstärker''
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''Amplifier''
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* Dauerleistung (bei Klirrfaktor):
+
* Continuous power (at distortion):
 
** 8 Ohm: 2x 50 W
 
** 8 Ohm: 2x 50 W
 
** 4 Ohm:
 
** 4 Ohm:
−
* Dynamikleistung:
+
* Dynamic power:
 
** 8 Ohm:
 
** 8 Ohm:
 
** 4 Ohm:
 
** 4 Ohm:
−
* Gesamtklirrfaktor: 0,25%
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* Total harmonic distortion: 0.25%
−
* Dämpfungsfaktor: 55 (8 Ohm, 1 kHz)
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* Attenuation factor: 55 (8 Ohm, 1 kHz)
−
* Frequenzgang:  
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* Frequency response:  
−
** 20 - 20.000 Hz (±0,2 dB)
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** 20 - 20,000 Hz (±0.2 dB).
 
** Phono: RIAA ±1 dB
 
** Phono: RIAA ±1 dB
−
* Signalrauschabstand:
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* Signal-to-noise ratio:
−
* Stereokanaltrennung:
+
* Stereo channel separation:
−
* Klangregelung: (jeweils L/R getrennt)
+
* Tone control: (each L/R separate)
−
** Bass: ±12 dB (50 Hz), Turnover: 250 / 500 Hz
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Bass: ±12 dB (50 Hz), Turnover: 250 / 500 Hz
−
** Mitten: ±6 dB (700 Hz)
+
** Mid: ±6 dB (700 Hz)
−
** Höhen: ±12 dB (15 kHz), Turnover: 2 / 4 kHz
+
Treble: ±12 dB (15 kHz), Turnover: 2 / 4 kHz
−
* Loudness: ja
+
* Loudness: yes
−
* High Filter: ja
+
* High Filter: yes
−
* Low Filter (Subsonic): ja
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* Low Filter (Subsonic): yes
−
* Mute: nein
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* Mute: no
−
* Direct/Line-Straight: ja
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* Direct/Line-Straight: yes
  
  
 
''Tuner''
 
''Tuner''
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* Empfang: UKW/MW
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* Reception: FM/MW
−
* Frequenzen:
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* Frequencies:
−
** UKW: 87,5 - 108 Mhz
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** FM: 87.5 - 108 Mhz
−
** MW: 540 - 1.605 kHz
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** MW: 540 - 1,605 kHz
−
* Frequenzgang: 30 - 15.000 Hz (±1,5 dB, Stereo)
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* Frequency response: 30 - 15,000 Hz (±1.5 dB, stereo)
−
* Eingangsmpfindlichkeit:
+
* Input sensitivity:
−
** UKW: 1,9 µV
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** FM: 1.9 µV
−
** MW: 20 µV
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MW: 20 µV
−
* Klirrfaktor: (1000 µV, 65,2 dBf, 1 kHz)
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Distortion factor: (1000 µV, 65.2 dBf, 1 kHz)
−
** UKW: 0,3% (Mono), 0,4% (Stereo)
+
** FM: 0.3% (mono), 0.4% (stereo)
−
* Signalrauschabstand:
+
* Signal-to-noise ratio:
−
** UKW: 70 dB (Mono), 60 dB (Stereo)
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** FM: 70 dB (mono), 60 dB (stereo)
−
* Kanaltrennung:
+
* Channel separation:
−
** UKW: 40 dB (bei 1 kHz)
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** FM: 40 dB (at 1 kHz).
−
* Trennschärfe:
+
* Selectivity:
−
* Gleichwellenselektion: (1000 µV, 65,2 dBf)
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* Common wave selection: (1000 µV, 65.2 dBf).
−
** UKW: 1,5 dB
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FM: 1.5 dB
−
* Nebenwellenselektion:
+
* Spurious wave selection:
−
** UKW: 65 dB
+
** FM: 65 dB
−
* Spiegelfrequenzdämpfung:
+
* Image frequency attenuation:
−
** UKW: 70 dB
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** VHF: 70 dB
−
* ZF-Dämpfung:
+
* IF attenuation:
−
** UKW: 100 dB
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** FM: 100 dB
−
* AM-Unterdrückung: 60 dB
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* AM suppression: 60 dB
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* Ausgangspegel:
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* Output level:
−
* RDS: nein
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* RDS: no
−
* Stationsspeicher: nein
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* Station memory: no
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* Multipath: ja
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* Multipath: yes
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* Hi Blend: ja
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* Hi Blend: yes
  
  
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'''Besondere Ausstattungen'''
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'''Special Features'''
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* Vor- und Endstufe trennbar (Main In/Pre Out)
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* Pre- and power stage separable (Main In/Pre Out)
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* Dolby FM-Decoding
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* Dolby FM decoding
  
  
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== Bemerkungen ==
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== Remarks ==
−
Weitere Modelle der gleichen Serie:
+
* Other models in the same series:
 +
* [[Marantz 2235]]
 +
* [[Marantz 2250B]]
 +
* [[Marantz 2275]]
 +
* [[Marantz 2325]]
  
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== Bilder ==
 
  
−
== Berichte ==
+
== Pictures ==
 +
* Image: Marantz 2250 B
 +
[[File:Marantz 2250 B-1.jpg]]
 +
 
 +
 
 +
== Reviews ==
 +
 
  
 
== Links ==
 
== Links ==
  
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[[Kategorie:Receiver]]
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 +
[[Category:Receiver]]

Latest revision as of 02:47, 29 April 2019

Data[edit]

General

  • Manufacturer: Marantz
  • Model: 2250 B
  • Type: Receiver
  • Years of manufacture: 1976 - 1977
  • Made in: Japan
  • Color: Black or silver
  • Remote control: no
  • Power consumption: 330 W
  • Dimensions: 440 x 137 x 365 mm (WxHxD)
  • Weight: 15.4 kg
  • New price approx.: 550 $, corresponds to about 1'800 DM


Connections

  • Number of inputs:
    • Tape In, Aux: 180 mV / 100 kOhm

Phono: 1.8 mV / 47 kOhm

    • Antenna FM (75/300 Ohm) / MW
    • Dubbing in
    • Main In: 1 V / 75 kOhm
  • Number of outputs:
    • Tape Out: 200 Ohm

FM Quadradial

    • Dubbing out

Pre Out: 900 Ohm

    • Headphones (6.3 mm jack, front)
    • 2 pairs of speakers


Technical Data

Amplifier

  • Continuous power (at distortion):
    • 8 Ohm: 2x 50 W
    • 4 Ohm:
  • Dynamic power:
    • 8 Ohm:
    • 4 Ohm:
  • Total harmonic distortion: 0.25%
  • Attenuation factor: 55 (8 Ohm, 1 kHz)
  • Frequency response:
    • 20 - 20,000 Hz (±0.2 dB).
    • Phono: RIAA ±1 dB
  • Signal-to-noise ratio:
  • Stereo channel separation:
  • Tone control: (each L/R separate)

Bass: ±12 dB (50 Hz), Turnover: 250 / 500 Hz

    • Mid: ±6 dB (700 Hz)

Treble: ±12 dB (15 kHz), Turnover: 2 / 4 kHz

  • Loudness: yes
  • High Filter: yes
  • Low Filter (Subsonic): yes
  • Mute: no
  • Direct/Line-Straight: yes


Tuner

  • Reception: FM/MW
  • Frequencies:
    • FM: 87.5 - 108 Mhz
    • MW: 540 - 1,605 kHz
  • Frequency response: 30 - 15,000 Hz (±1.5 dB, stereo)
  • Input sensitivity:
    • FM: 1.9 µV

MW: 20 µV Distortion factor: (1000 µV, 65.2 dBf, 1 kHz)

    • FM: 0.3% (mono), 0.4% (stereo)
  • Signal-to-noise ratio:
    • FM: 70 dB (mono), 60 dB (stereo)
  • Channel separation:
    • FM: 40 dB (at 1 kHz).
  • Selectivity:
  • Common wave selection: (1000 µV, 65.2 dBf).

FM: 1.5 dB

  • Spurious wave selection:
    • FM: 65 dB
  • Image frequency attenuation:
    • VHF: 70 dB
  • IF attenuation:
    • FM: 100 dB
  • AM suppression: 60 dB
  • Output level:
  • RDS: no
  • Station memory: no
  • Multipath: yes
  • Hi Blend: yes


Special Features

  • Pre- and power stage separable (Main In/Pre Out)
  • Dolby FM decoding


Remarks[edit]


Pictures[edit]

  • Image: Marantz 2250 B

Marantz 2250 B-1.jpg


Reviews[edit]

Links[edit]

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