Difference between revisions of "Kenwood KR-7050 / 7750"
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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: [[Kenwood]]
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* Manufacturer: [[Kenwood]]
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* Modell: KR-7050 / KR-7750 (Schwarze Alu Front)
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* Model: KR-7050 / KR-7750 (Black aluminium front)
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* Baujahre: 1979/1980
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* Years of manufacture: 1979 - 1980
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* Hergestellt in: Japan
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* Made in: Japan
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* Farbe: silber (KR-7050) schwarz (KR-7750)
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* Color: silver (KR-7050) black (KR-7750)
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* Fernbedienung: nein
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* Remote control: no
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* Leistungsaufnahme: 600 W (max)
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* Power consumption: 600 W (max)
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* Abmessungen: 546 x 172 x 411 mm (BxHxT)
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* Dimensions: 546 x 172 x 411 mm (WxHxD)
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* Gewicht: 15 kg
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* Weight: 17,2 kg
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* Neupreis ca.: 660 US-$ (1979), etwa 2'000 DM
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* Original price approx.: 660 US-$ (1979), 1600 DM
  
  
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'''Anschlüsse'''
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'''Connections'''
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* Anzahl der Eingänge:
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* Number of inputs:
 
** 1x Phono MM (Cinch):  
 
** 1x Phono MM (Cinch):  
 
** 2x Tape In (Cinch/DIN):  
 
** 2x Tape In (Cinch/DIN):  
 
** AUX (Cinch): 1
 
** AUX (Cinch): 1
−
** Mikrofon:  
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** Microphone:  
 
** Dolby NR In
 
** Dolby NR In
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** Antenne FM (75/300 Ohm), AM
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** Antenna FM (75/300 Ohm), AM
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* Anzahl der Ausgänge:
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* Number of outputs:
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** 2x Tape Out (Cinch/DIN):  
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** 2x Tape Out (RCA/DIN):  
 
** FM Quadradial
 
** FM Quadradial
 
** Dolby NR Out
 
** Dolby NR Out
−
** 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 loudspeakers
  
  
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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 (20-20.000 Hz)
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* Continuous power (20-20,000 Hz)
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** 8 Ohm: 2x 80 W
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8 Ohm: 2x 80 W, 2x 85 W at 1 kHz
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** 4 Ohm:
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4 Ohm: 2x 100 W
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* Leistung (1,000 Hz)
 
−
** 8 Ohm: 2x 85 W
 
−
** 4 Ohm: 2x 100 W
 
 
* Dynamic Power Output
 
* Dynamic Power Output
 +
** 8 Ohm:
 
** 4 Ohm: 360 W
 
** 4 Ohm: 360 W
−
* Gesamtklirrfaktor:   
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* Total harmonic distortion:   
−
* Dämpfungsfaktor:   
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* Attenuation Factor:   
−
* Frequenzgang:  
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* Frequency Response:  
−
** Vorverstärker:  
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** Preamplifier:  
−
** Leistungsbandbreite:  
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** Power bandwidth:  
−
* Signalrauschabstand:
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* Signal-to-noise ratio:
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** Phono MM: 85 dB for 2,5 mV / 91 dB for 5,0 mV
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** Phono MM: 85 dB for 2.5 mV / 91 dB for 5.0 mV
−
** AUX, Tape: 108 dB for 200 mV
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AUX, Tape: 108 dB for 200 mV
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** Mikrofon: 72 dB for 2,2 mV
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** Microphone: 72 dB for 2.2 mV
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* Stereokanaltrennung:
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* Stereo channel separation:
−
* Klangregelung:
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* Tone control:
−
** Bass: ±12 dB bei 50 Hz
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** Bass: ±12 dB at 50 Hz
−
** Mitten: ±10 dB bei 800 Hz
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** Mid: ±10 dB at 800 Hz
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** Höhen: ±12 dB bei 15 kHz
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Treble: ±12 dB at 15 kHz
 
* Loudness: 105 dB (100 Hz)
 
* Loudness: 105 dB (100 Hz)
 
* High Filter: 5 kHz 6 dB/oct
 
* High Filter: 5 kHz 6 dB/oct
 
* Subsonic Filter (DC Coupled off): 18 Hz 6 dB/oct
 
* Subsonic Filter (DC Coupled off): 18 Hz 6 dB/oct
 
* Mute: FM Muting
 
* Mute: FM Muting
−
* Direct/Line-Straight: ja (Tone Defeat)
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* Direct/Line-Straight: yes (Tone Defeat)
  
  
 
''Tuner''
 
''Tuner''
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* Empfang: UKW, MW
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* Reception: FM, MW
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* Frequenzen:
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* Frequencies:
−
** UKW: 87,5 - 108 MHz
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** FM: 87.5 - 108 MHz
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** MW: 525 - 1605 kHz
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MW: 525 - 1605 kHz
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* Frequenzgang: 20 - 15.000 Hz (+0/-1,5 dB, UKW)
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* Frequency response: 20 - 15,000 Hz (+0/-1.5 dB, FM)
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* Eingangsmpfindlichkeit:
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* Input sensitivity:
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** UKW: 1,5 µV (IHF)
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** FM: 1.5 µV (IHF)
−
** MW: 10 µV
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MW: 10 µV
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* Klirrfaktor:
+
Distortion factor:
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** UKW: 0,15% (Mono), 0,2% (Stereo)
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** FM: 0.15% (mono), 0.2% (stereo).
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* Signalrauschabstand:
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* Signal-to-noise ratio:
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** UKW: 75 dB (Mono), 70 dB (Stereo)
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** FM: 75 dB (mono), 70 dB (stereo)
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** MW: 50 dB
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MW: 50 dB
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* Kanaltrennung:
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* Channel separation:
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** UKW: 45 dB (bei 1 kHz)
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** FM: 45 dB (at 1 kHz)
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* Trennschärfe: (IHF)
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* Selectivity: (IHF)
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** UKW: 83 dB
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FM: 83 dB
 
** MW: 35 dB
 
** MW: 35 dB
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* Gleichwellenselektion:
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* Equal wave selection:
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** UKW: 1,3 dB
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** FM: 1.3 dB
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* Nebenwellenselektion:
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* Spurious wave selection:
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** UKW: 115 dB
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** FM: 115 dB
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* Spiegelfrequenzdämpfung:
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* Image frequency attenuation:
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** UKW: 100 dB
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** FM: 100 dB
 
** MW: 70 dB
 
** MW: 70 dB
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* ZF-Dämpfung:  
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* IF attenuation:  
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** UKW: 115 dB
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** FM: 115 dB
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* AM-Unterdrückung: 60 dB
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* AM suppression: 60 dB
  
  
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'''Besondere Ausstattungen'''
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'''Special Features'''
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* Mikrofoneingang Frontseite
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* Microphone input front
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* Auch in Schwarz erhältlich
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* Also available in black
  
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== Remarks ==
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== Bemerkungen ==
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* Other models in the same series:
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* Weitere Modelle der gleichen Serie:
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** [[Kenwood KR-2010]]
 +
** [[Kenwood KR-3010]]
 +
** [[Kenwood KR-4010]]
 +
** [[Kenwood KR-5010]]
 
** [[Kenwood KR-7050 / 7750]]
 
** [[Kenwood KR-7050 / 7750]]
 
** [[Kenwood KR-8050 / 8850]]
 
** [[Kenwood KR-8050 / 8850]]
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== Bilder ==
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== Pictures ==
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* Bild: Kenwood KR-7050
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* Picture: Kenwood KR-7050
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[[Datei:Kenwood KR-7050-1.jpg|1000px]]
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[[File:Kenwood KR-7050-1.jpg|1000px]]
  
  
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== Berichte ==
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== Reviews ==
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* Bericht von "Good Old Hifi": [[http://www.good-old-hifi.de/kenwood-kr-7050/]]
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* Review by "Good Old Hifi": [[http://www.good-old-hifi.de/kenwood_kr-7050/]]
  
  
 
== Links ==
 
== Links ==
  
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[[Kategorie:Receiver]]
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[[Category:Receiver]]

Latest revision as of 07:23, 17 September 2019

Data[edit]

General

  • Manufacturer: Kenwood
  • Model: KR-7050 / KR-7750 (Black aluminium front)
  • Years of manufacture: 1979 - 1980
  • Made in: Japan
  • Color: silver (KR-7050) black (KR-7750)
  • Remote control: no
  • Power consumption: 600 W (max)
  • Dimensions: 546 x 172 x 411 mm (WxHxD)
  • Weight: 17,2 kg
  • Original price approx.: 660 US-$ (1979), 1600 DM


Connections

  • Number of inputs:
    • 1x Phono MM (Cinch):
    • 2x Tape In (Cinch/DIN):
    • AUX (Cinch): 1
    • Microphone:
    • Dolby NR In
    • Antenna FM (75/300 Ohm), AM
  • Number of outputs:
    • 2x Tape Out (RCA/DIN):
    • FM Quadradial
    • Dolby NR Out
    • Headphones (6.3 mm jack, front)
    • 2 pairs of loudspeakers


Technical Data

Amplifier

  • Continuous power (20-20,000 Hz)

8 Ohm: 2x 80 W, 2x 85 W at 1 kHz 4 Ohm: 2x 100 W

  • Dynamic Power Output
    • 8 Ohm:
    • 4 Ohm: 360 W
  • Total harmonic distortion:
  • Attenuation Factor:
  • Frequency Response:
    • Preamplifier:
    • Power bandwidth:
  • Signal-to-noise ratio:
    • Phono MM: 85 dB for 2.5 mV / 91 dB for 5.0 mV

AUX, Tape: 108 dB for 200 mV

    • Microphone: 72 dB for 2.2 mV
  • Stereo channel separation:
  • Tone control:
    • Bass: ±12 dB at 50 Hz
    • Mid: ±10 dB at 800 Hz

Treble: ±12 dB at 15 kHz

  • Loudness: 105 dB (100 Hz)
  • High Filter: 5 kHz 6 dB/oct
  • Subsonic Filter (DC Coupled off): 18 Hz 6 dB/oct
  • Mute: FM Muting
  • Direct/Line-Straight: yes (Tone Defeat)


Tuner

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

MW: 525 - 1605 kHz

  • Frequency response: 20 - 15,000 Hz (+0/-1.5 dB, FM)
  • Input sensitivity:
    • FM: 1.5 µV (IHF)

MW: 10 µV Distortion factor:

    • FM: 0.15% (mono), 0.2% (stereo).
  • Signal-to-noise ratio:
    • FM: 75 dB (mono), 70 dB (stereo)

MW: 50 dB

  • Channel separation:
    • FM: 45 dB (at 1 kHz)
  • Selectivity: (IHF)

FM: 83 dB

    • MW: 35 dB
  • Equal wave selection:
    • FM: 1.3 dB
  • Spurious wave selection:
    • FM: 115 dB
  • Image frequency attenuation:
    • FM: 100 dB
    • MW: 70 dB
  • IF attenuation:
    • FM: 115 dB
  • AM suppression: 60 dB


Special Features

  • Microphone input front
  • Also available in black

Remarks[edit]


Pictures[edit]

  • Picture: Kenwood KR-7050

Kenwood KR-7050-1.jpg


Reviews[edit]

  • Review by "Good Old Hifi": [[1]]


Links[edit]

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