Difference between revisions of "Kenwood KR-7340"

 
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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-7340
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* Model: KR-7340
* Typ: Quadrophonie Receiver
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Type: Quadraphonic Receiver
* Baujahre: 1973 - 1975
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* Years of manufacture: 1973 - 1975
* Hergestellt in: Japan
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* Made in: Japan
* Farbe: Silber
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* Color: Silver
* Fernbedienung: nein, Einschub KCD-2 optional
+
* Remote control: no, insert KCD-2 optional
* Leistungsaufnahme: 400 W (Vollaussteuerung), 38 W (kein Signal)
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* Power consumption: 400 W (full output), 38 W (no signal)
* Abmessungen (BxHxT): 534 x 162 x 360 mm  
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* Dimensions (WxHxD): 534 x 162 x 360 mm  
* Gewicht: 18,7 kg
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* Weight: 18,7 kg
* Neupreis ca.: 2'100 DM
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* Original price approx.: 2'100 DM
  
  
'''Anschlüsse'''
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'''Connections'''
* Anzahl der Eingänge:
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* Number of inputs:
** Phono 1: 1,5 mV / 150 kOhm (max. 100 mV)
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** Phono 1: 1.5 mV / 150 kOhm (max. 100 mV).
** Phono 2 mit CD-4: 1,5 mV / 150 kOhm
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** Phono 2 with CD-4: 1.5 mV / 150 kOhm
** Mikrofon: 2 mV / 15 kOhm
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** Microphone: 2 mV / 15 kOhm
 
** AUX: 150 mV / 150 kOhm
 
** AUX: 150 mV / 150 kOhm
** Tape Play 1 & 2:
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** Tape Play 1 & 2:
 
*** Cinch: 150 mV / 150 kOhm
 
*** Cinch: 150 mV / 150 kOhm
 
*** DIN: 150 mV / 150 kOhm
 
*** DIN: 150 mV / 150 kOhm
** 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 1 & 2:
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** Tape Rec 1 & 2:
 
*** Cinch: 150 mV / 100 Ohm
 
*** Cinch: 150 mV / 100 Ohm
*** DIN: 40 mV / 50 Ohm   
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DIN: 40 mV / 50 Ohm   
** Kopfhörer Front / Rear: 2 x 6,3 mm Klinkenstecker
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** Headphones Front / Rear: 2 x 6.3 mm jack plug
** Je 2 Lautsprecherpaare Vorne und Hinten
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** 2 pairs each of front and rear speakers
  
  
'''Technische Daten Tuner-Teil'''
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'''Technical Data Tuner Part'''
* 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: 525 - 1605 kHz
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MW: 525 - 1605 kHz
* Frequenzgang: 20 - 15.000 Hz (± 1,2 dB, UKW)
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* Frequency response: 20 - 15,000 Hz (± 1.2 dB, FM)
* Eingangsempfindlichkeit:
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* Input sensitivity:
** UKW: 1,9 µV (IHF)
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** FM: 1.9 µV (IHF)
** MW: 19 µV
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MW: 19 µV
* Klirrfaktor:
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Distortion factor:
** UKW: 0,5 % (Mono), 0,8 % (Stereo)
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** FM: 0.5% (mono), 0.8% (stereo).
* Signalrauschabstand:
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* Signal-to-noise ratio:
** UKW: 63 dB (Stereo)
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** FM: 63 dB (stereo)
 +
MW: 45 dB
 +
* Channel separation:
 +
** FM: 40 dB (at 1 kHz)
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* Selectivity: (IHF)
 +
** FM: 50 dB
 
** MW: 45 dB
 
** MW: 45 dB
* Kanaltrennung:
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* Equal wave selection:
** UKW: 40 dB (bei 1 kHz)
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** FM: 3.0 dB
* Trennschärfe: (IHF)
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* Spurious wave selection:
** UKW: 50 dB
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** FM: 45 dB
 +
* Image frequency attenuation:
 +
** FM: 60 dB
 
** MW: 45 dB
 
** MW: 45 dB
* Gleichwellenselektion:
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IF attenuation:  
** UKW: 3,0 dB
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** FM: 90 dB
* Nebenwellenselektion:
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* AM suppression: 60 dB
** UKW: 45 dB
 
* Spiegelfrequenzdämpfung:
 
** UKW: 60 dB
 
** MW: 45 dB
 
* ZF-Dämpfung:  
 
** UKW: 90 dB
 
* AM-Unterdrückung: 60 dB
 
  
  
'''Technische Daten Verstärker-Teil'''
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'''Technical Data Amplifier Part'''
* Dauerleistung Quadrobetrieb:
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* Continuous power Quadro operation:
 
** 8 Ohm: 4 x 22 W (1 kHz)
 
** 8 Ohm: 4 x 22 W (1 kHz)
** 4 Ohm: 4 x 27 W (1 kHz)
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4 Ohm: 4 x 27 W (1 kHz)
* Dynamikleistung
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Dynamic power
 
** 8 Ohm: 120 W
 
** 8 Ohm: 120 W
** 4 Ohm: 180 W
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4 Ohm: 180 W
* Dauerleistung Stereobetrieb:
+
* Continuous power stereo operation:
 
** 8 Ohm: 2 x 55 W (1 kHz)
 
** 8 Ohm: 2 x 55 W (1 kHz)
 
** 4 Ohm: 2 x 60 W (1 kHz)
 
** 4 Ohm: 2 x 60 W (1 kHz)
* Dynamikleistung
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* Dynamic power
** 8 Ohm: 120 W
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8 Ohm: 120 W
** 4 Ohm: 180 W
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4 Ohm: 180 W
* Gesamtklirrfaktor: 0,8% (bei Nennleistung)
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* Total harmonic distortion: 0.8% (at nominal power)
* Dämpfungsfaktor: 30 (8 Ohm)
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* Attenuation factor: 30 (8 Ohm)
* Frequenzgang:  
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* Frequency response:  
** Vorverstärker: 20 - 40.000 Hz ± 1 dB)
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** Preamplifier: 20 - 40,000 Hz ± 1 dB)
** Leistungsbandbreite: 15 - 45.000 Hz
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** Power bandwidth: 15 - 45,000 Hz
* Signalrauschabstand:
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* Signal-to-noise ratio:
 
** Phono 1,2: 60 dB
 
** Phono 1,2: 60 dB
** Mikrofon: 60 dB
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** Microphone: 60 dB
 
** AUX, Tape: 75 dB
 
** AUX, Tape: 75 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: + 10 / + 5 dB (100 Hz / 10 kHz)
 
* Loudness: + 10 / + 5 dB (100 Hz / 10 kHz)
* Low Filter (Subsonic): - 8 dB bei 100 Hz
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* Low Filter (Subsonic): - 8 dB at 100 Hz
* High Filter: - 6 dB bei 10 kHz
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* High Filter: - 6 dB at 10 kHz
 
* Mute: FM Muting
 
* Mute: FM Muting
  
  
'''Besondere Ausstattungen'''
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'''Special Features'''
* 4 VU-Meter
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* 4 VU meters
* Umschalter für VU-Meter: + 20 dB
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* Toggle switch for VU meter: + 20 dB
* Umschalter für 4-Kanal RM, SQ, Discrete / Stereo / Mono
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* Switch for 4-channel RM, SQ, Discrete / Stereo / Mono
* Eingang für CD-4 Demodulator-Einschub für KCD-2
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* Input for CD-4 demodulator plug-in for KCD-2
  
  
== Bemerkungen ==
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== Remarks ==
* Weitere Modelle der gleichen Serie:
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* Other models in the same series:
 
** [[Kenwood KR-5340]]
 
** [[Kenwood KR-5340]]
 
** [[Kenwood KR-6140]]
 
** [[Kenwood KR-6140]]
Line 117: Line 117:
  
  
* Kenwood CD-4 Demodulator-Einschub KCD-2
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** [[Kenwood CD-4 demodulator plug-in unit KCD-2
 
** [[Kenwood KCD-2]]
 
** [[Kenwood KCD-2]]
  
  
* Einführung in die Kenwood 4-Kanal Wiedergabetechnik
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* Introduction to Kenwood 4-channel playback technology.
** [[Einführung Kenwood 4-Kanal Wiedergabetechnik|Einführung Kenwood 4-Kanal Wiedergabetechnik]]
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** [[Introduction Kenwood 4-channel playback technology|Introduction Kenwood 4-channel playback technology]]
  
  
== Bilder ==
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== Pictures ==
* Bild: Kenwood KR-7340
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* Picture: Kenwood KR-7340
[[Datei:KR-7340-2.jpg]]
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[[File:KR-7340-2.jpg]]
  
  
* Auszug aus Prospekt: Kenwood KR-7340
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* Picture: Kenwood KR-7340
[[Datei:KR-7340-2.jpg]]
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[[File:Kenwood KR-7340-1973.jpg]]
  
  
== Berichte ==
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== Reports ==
  
  
 
== Links ==
 
== Links ==
* Externer Link: Webseite "Hifi Archiv": [http://www.hifi-archiv.info/Kenwood/1973/kenwood03.jpg]
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* External Link: "Hifi Archive" website: [http://www.hifi-archiv.info/Kenwood/1973/kenwood03.jpg]
 +
 
 +
* External Link: KR-7340 "The Vintage Knob" website: [http://www.thevintageknob.org/kenwood-KR-7340.html]
  
* Externer Link: Webseite KR-7340 "The Vintage Knob": [http://www.thevintageknob.org/kenwood-KR-7340.html]
 
  
[[Kategorie:Receiver]]
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[[Category:Receiver]]

Latest revision as of 09:26, 15 November 2020

Data[edit]

General

  • Manufacturer: Kenwood
  • Model: KR-7340

Type: Quadraphonic Receiver

  • Years of manufacture: 1973 - 1975
  • Made in: Japan
  • Color: Silver
  • Remote control: no, insert KCD-2 optional
  • Power consumption: 400 W (full output), 38 W (no signal)
  • Dimensions (WxHxD): 534 x 162 x 360 mm
  • Weight: 18,7 kg
  • Original price approx.: 2'100 DM


Connections

  • Number of inputs:
    • Phono 1: 1.5 mV / 150 kOhm (max. 100 mV).
    • Phono 2 with CD-4: 1.5 mV / 150 kOhm
    • Microphone: 2 mV / 15 kOhm
    • AUX: 150 mV / 150 kOhm
    • Tape Play 1 & 2:
      • Cinch: 150 mV / 150 kOhm
      • DIN: 150 mV / 150 kOhm
    • Antenna FM (75 Ohm Unbalanced / 300 Ohm Balanced), AM
  • Number of outputs:
    • Tape Rec 1 & 2:
      • Cinch: 150 mV / 100 Ohm

DIN: 40 mV / 50 Ohm

    • Headphones Front / Rear: 2 x 6.3 mm jack plug
    • 2 pairs each of front and rear speakers


Technical Data Tuner Part

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

MW: 525 - 1605 kHz

  • Frequency response: 20 - 15,000 Hz (± 1.2 dB, FM)
  • Input sensitivity:
    • FM: 1.9 µV (IHF)

MW: 19 µV Distortion factor:

    • FM: 0.5% (mono), 0.8% (stereo).
  • Signal-to-noise ratio:
    • FM: 63 dB (stereo)

MW: 45 dB

  • Channel separation:
    • FM: 40 dB (at 1 kHz)
  • Selectivity: (IHF)
    • FM: 50 dB
    • MW: 45 dB
  • Equal wave selection:
    • FM: 3.0 dB
  • Spurious wave selection:
    • FM: 45 dB
  • Image frequency attenuation:
    • FM: 60 dB
    • MW: 45 dB

IF attenuation:

    • FM: 90 dB
  • AM suppression: 60 dB


Technical Data Amplifier Part

  • Continuous power Quadro operation:
    • 8 Ohm: 4 x 22 W (1 kHz)

4 Ohm: 4 x 27 W (1 kHz) Dynamic power

    • 8 Ohm: 120 W

4 Ohm: 180 W

  • Continuous power stereo operation:
    • 8 Ohm: 2 x 55 W (1 kHz)
    • 4 Ohm: 2 x 60 W (1 kHz)
  • Dynamic power

8 Ohm: 120 W 4 Ohm: 180 W

  • Total harmonic distortion: 0.8% (at nominal power)
  • Attenuation factor: 30 (8 Ohm)
  • Frequency response:
    • Preamplifier: 20 - 40,000 Hz ± 1 dB)
    • Power bandwidth: 15 - 45,000 Hz
  • Signal-to-noise ratio:
    • Phono 1,2: 60 dB
    • Microphone: 60 dB
    • AUX, Tape: 75 dB
  • Tone control:
    • Bass: ± 10 dB at 100 Hz

Treble: ± 10 dB at 10 kHz

  • Loudness: + 10 / + 5 dB (100 Hz / 10 kHz)
  • Low Filter (Subsonic): - 8 dB at 100 Hz
  • High Filter: - 6 dB at 10 kHz
  • Mute: FM Muting


Special Features

  • 4 VU meters
  • Toggle switch for VU meter: + 20 dB
  • Switch for 4-channel RM, SQ, Discrete / Stereo / Mono
  • Input for CD-4 demodulator plug-in for KCD-2


Remarks[edit]




Pictures[edit]

  • Picture: Kenwood KR-7340

KR-7340-2.jpg


  • Picture: Kenwood KR-7340

Kenwood KR-7340-1973.jpg


Reports[edit]

Links[edit]

  • External Link: "Hifi Archive" website: [1]
  • External Link: KR-7340 "The Vintage Knob" website: [2]