Difference between revisions of "Kenwood KR-77"

 
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__NOTOC__
 
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== Daten ==
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== Data ==
{{Navigation}}
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{{navigation}}
'''Allgemein'''
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'''General'''
* Hersteller: [[Kenwood]]
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* Manufacturer: [[Kenwood]]
* Modell: KR-77
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* Model: KR-77
* Baujahre: 1968 - 1970
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* Year of manufacture: 1969 - 1971
* Hergestellt in: Japan
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* Made in: Japan
* Farbe: Silber, Schwarz, Holzfolie
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* Color: Silver, black, wood foil
* Fernbedienung: Nein
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* Remote control: No
* Leistungsaufnahme: 113 W bei Vollaussteuerung / 20 W ohne Signal
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* Power consumption: 113 W at full output / 20 W without signal
* Abmessungen: 425 x 122 x 315 mm
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* Dimensions: 425 x 122 x 315 mm
* Gewicht: 10,4 kg
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* Weight: 10.4 kg
* Neupreis ca.: 1400 DM
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* Original price approx.: 1'200 DM
  
  
'''Anschlüsse'''
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'''Connections'''
* Anzahl der Eingänge:
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* Number of inputs:
** Phono: 2,5 mV / 50 kOhm
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** Phono 1,2: 2 mV / 50 kOhm
** Aux: 200 mV / 50 kOhm
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Aux: 200 mV / 50 kOhm
 
** Tape Play:
 
** Tape Play:
 
*** Cinch: 200 mV / 50 kOhm
 
*** Cinch: 200 mV / 50 kOhm
 
*** DIN: 200 mV
 
*** DIN: 200 mV
** Main In: 135 mV
+
** Main In: 100 mV
** Antenne: FM (75 Ohm Unbalanced / 300 Ohm Balanced), AM
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** Antenna: FM (75 Ohm Unbalanced / 300 Ohm Balanced), AM
* Anzahl der Ausgänge:
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* Number of Outputs:
 
** Tape Rec:
 
** Tape Rec:
 
*** Cinch: 200 mV / 50 kOhm
 
*** Cinch: 200 mV / 50 kOhm
*** DIN: 35 mV  
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*** DIN: 35 mV
** Kopfhörer
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*** Dubbing: 200 mV
** 2 Lautsprecherpaare
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** Headphones
 +
** 2 pairs of loudspeakers
  
  
'''Technische Daten Tuner-Teil'''
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'''Technical Data Tuner Part'''
* Empfang: UKW, MW, LW
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* Reception: FM, MW
* Frequenzen:
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* Frequencies:
** UKW: 88 - 108 MHz
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** FM: 88 - 108 MHz
** MW: 535 - 1605 kHz
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MW: 535 - 1605 kHz
** LW: 150 - 350 kHz
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* Frequency response:  
* Frequenzgang:  
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* Input sensitivity:
* Eingangsempfindlichkeit:
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** FM: 1.9µV
** UKW: 2,2µV
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** MW: 15µV
** MW: 20µV
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* Distortion factor: < 0,8 %
** LW: 50µV
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* Signalrauschabstand: >60 dB
* Klirrfaktor: < 0,8 %
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* Common mode selection: 2.5 dB
* Signalrauschabstand: 60 dB
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* Channel separation (1 kHz): &gt; 35 dB
* Gleichwellenselektion: 2,5 dB
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* selectivity:  
* Kanaltrennung (1 kHz): 30 dB
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** FM: &gt; 40 dB
* Trennschärfe:  
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MW: &gt; 25 dB
** UKW: 40 dB
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* Co-wave selection:
** MW: 25 dB
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** FM: &gt; 70 dB
* Gleichwellenselektion:
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MW: &gt; 25 dB
** UKW: > 70 dB
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* Spurious wave selection: &gt; 45 dB
** MW: > 25 dB
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* Mirror frequency attenuation:
** LW: > 25 dB
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** FM: &gt; 70 dB
* Nebenwellenselektion: 34 dB
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** MW: &gt; 90 dB
* Spiegelfrequenzdämpfung:
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* IF attenuation: &gt; 80 dB
** UKW: > 70 dB
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* AM suppression:  
** MW: > 40 dB
 
** LW: > 50 dB
 
* ZF-Dämpfung: > 80 dB
 
* AM-Unterdrückung:  
 
  
  
'''Technische Daten Verstärker-Teil'''
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'''Technical Data Amplifier Part'''
* Dauerleistung (bei Klirrfaktor)
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* Continuous power (at distortion factor)
** 8 Ohm: 2 x 16 W  
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** 8 Ohm: 2 x 24 W  
** 4 Ohm: 2 x 20 W  
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** 4 Ohm: 2 x 33 W  
* Dynamikleistung
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* Dynamic power
** 8 Ohm: 40 W (IHF)
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** 8 Ohm: 56 W (IHF)
** 4 Ohm: 48 W (IHF)
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** 4 Ohm: 75 W (IHF)
* Gesamtklirrfaktor: < 0,8 % bei Nennleistung
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* Total harmonic distortion: &lt; 0.5 % at rated power
* Dämpfungsfaktor: 20 bei 8 Ohm
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* Attenuation factor: 23 at 8 Ohm
* Frequenzgang: 20 - 50000 Hz ± 2 dB  
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* Frequency response: 20 - 30000 Hz ± 1.5 dB  
* Leistungsbandbreite (IHF): 20 - 20000 Hz
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* Power bandwidth (IHF): 20 - 30000 Hz
* Signalrauschabstand:
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* Signal-to-noise ratio:
 
** Phono: 60 dB
 
** Phono: 60 dB
** AUX: 70 dB
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AUX: 70 dB
 
** Tape: 70 dB
 
** Tape: 70 dB
* Klangregelung:
+
* Tone control:
** Bass: ± 10 dB bei 100 Hz
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** Bass: ± 10 dB at 100 Hz
** Höhen: ± 10 dB bei 10 kHz
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Treble: ± 10 dB at 10 kHz
 
* Loudness: + 8 dB / 100 Hz, + 3 dB / 10 kHz
 
* Loudness: + 8 dB / 100 Hz, + 3 dB / 10 kHz
* Noise Filter: 3000 Hz Cutoff
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* Low Filter: 200 Hz cutoff
 +
* High Filter: 3000 Hz Cutoff
  
  
'''Besondere Ausstattungen'''
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'''Special Features'''
* Vor- und Endstufe auftrennbar
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* Mono / Stereo switch
* Center Kanal Ausgang
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* Dubbing output front, 6.3 mm jack plug
* Mono / Stereo Umschalter
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* Pre- and power amplifier separable
 +
* Center channel output
  
  
== Bemerkungen ==
+
== Notes ==
* Weitere Modelle der gleichen Serie:
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* Other models in the same series:
 
** Kenwood KR-33 L
 
** Kenwood KR-33 L
 
*** [[Kenwood KR-33 L|KR-33 L]]
 
*** [[Kenwood KR-33 L|KR-33 L]]
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== Bilder ==
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== Pictures ==
* Kenwood KR-44 (ohne LW)
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* Extract from brochure: Kenwood KR-77
[[Datei:KR-44 SL-1.jpg]]
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[[File:KR-77-4.jpg]]
  
  
== Berichte ==
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== Reports ==
  
  
 
== Links ==
 
== Links ==
 +
* External website "Vintage Electronics": [[http://vintageelectronics.betamaxcollectors.com/kenwoodstereoreceivermodelkr-77.html]]
  
[[Kategorie:Receiver]]
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[[Category:Receiver]]</0,8>

Latest revision as of 05:03, 28 March 2019

Data[edit]

General

  • Manufacturer: Kenwood
  • Model: KR-77
  • Year of manufacture: 1969 - 1971
  • Made in: Japan
  • Color: Silver, black, wood foil
  • Remote control: No
  • Power consumption: 113 W at full output / 20 W without signal
  • Dimensions: 425 x 122 x 315 mm
  • Weight: 10.4 kg
  • Original price approx.: 1'200 DM


Connections

  • Number of inputs:
    • Phono 1,2: 2 mV / 50 kOhm

Aux: 200 mV / 50 kOhm

    • Tape Play:
      • Cinch: 200 mV / 50 kOhm
      • DIN: 200 mV
    • Main In: 100 mV
    • Antenna: FM (75 Ohm Unbalanced / 300 Ohm Balanced), AM
  • Number of Outputs:
    • Tape Rec:
      • Cinch: 200 mV / 50 kOhm
      • DIN: 35 mV
      • Dubbing: 200 mV
    • Headphones
    • 2 pairs of loudspeakers


Technical Data Tuner Part

  • Reception: FM, MW
  • Frequencies:
    • FM: 88 - 108 MHz

MW: 535 - 1605 kHz

  • Frequency response:
  • Input sensitivity:
    • FM: 1.9µV
    • MW: 15µV
  • Distortion factor: < 0,8 %
  • Signalrauschabstand: >60 dB
  • Common mode selection: 2.5 dB
  • Channel separation (1 kHz): > 35 dB
  • selectivity:
    • FM: > 40 dB

MW: > 25 dB

  • Co-wave selection:
    • FM: > 70 dB

MW: > 25 dB

  • Spurious wave selection: > 45 dB
  • Mirror frequency attenuation:
    • FM: > 70 dB
    • MW: > 90 dB
  • IF attenuation: > 80 dB
  • AM suppression:


Technical Data Amplifier Part

  • Continuous power (at distortion factor)
    • 8 Ohm: 2 x 24 W
    • 4 Ohm: 2 x 33 W
  • Dynamic power
    • 8 Ohm: 56 W (IHF)
    • 4 Ohm: 75 W (IHF)
  • Total harmonic distortion: < 0.5 % at rated power
  • Attenuation factor: 23 at 8 Ohm
  • Frequency response: 20 - 30000 Hz ± 1.5 dB
  • Power bandwidth (IHF): 20 - 30000 Hz
  • Signal-to-noise ratio:
    • Phono: 60 dB

AUX: 70 dB

    • Tape: 70 dB
  • Tone control:
    • Bass: ± 10 dB at 100 Hz

Treble: ± 10 dB at 10 kHz

  • Loudness: + 8 dB / 100 Hz, + 3 dB / 10 kHz
  • Low Filter: 200 Hz cutoff
  • High Filter: 3000 Hz Cutoff


Special Features

  • Mono / Stereo switch
  • Dubbing output front, 6.3 mm jack plug
  • Pre- and power amplifier separable
  • Center channel output


Notes[edit]


Pictures[edit]

  • Extract from brochure: Kenwood KR-77

KR-77-4.jpg


Reports[edit]

Links[edit]

  • External website "Vintage Electronics": [[1]]</0,8>