Difference between revisions of "Kenwood KA-4000"
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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: KA-4000
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* Model: KA-4000
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* Baujahre: 1968 - 1971
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* Years of manufacture: 1968 - 1971
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* Hergestellt in: Japan
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* Made in: Japan
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* Farbe: Silber, Holz Seitenteile
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* Color: Silver, wood side panels
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* Typ: Verstärker
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* Type: Amplifier
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* Leistungsaufnahme: 180 W bei Vollaussteuerung, 13 W ohne Signal
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* Power consumption: 180 W at full output, 13 W without signal
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* Abmessungen (BxHxT): 408 x 134 x 280 mm
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* Dimensions (WxHxD): 408 x 134 x 280 mm
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* Gewicht: 8 Kg
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* Weight: 8 Kg
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* Neupreis ca.: 49800 Yen (Japan, 1968), 800 DM
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* Original price approx.: 49800 Yen (Japan, 1968), 800 DM
  
  
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'''Anschlüsse'''
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'''Connections'''
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* Eingänge:
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* Inputs:
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** Eingangsempfindlichkeit:  
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** Input sensitivity:  
 
** Phono 1 MM: 2 mV, 50 kOhm
 
** Phono 1 MM: 2 mV, 50 kOhm
 
** Phono 2 MM: 2 mV, 50 kOhm
 
** Phono 2 MM: 2 mV, 50 kOhm
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** Mikrofon: 2 mV, 100 kOhm
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** Microphone: 2 mV, 100 kOhm
 
** Tuner: 200mV, 100 kOhm
 
** Tuner: 200mV, 100 kOhm
 
** AUX: 200mV, 100 kOhm
 
** AUX: 200mV, 100 kOhm
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** Tape Play HD: 2,3 mV, 100 kOhm
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** Tape Play HD: 2.3 mV, 100 kOhm
 
** Tape Play: 200mV, 100 kOhm
 
** Tape Play: 200mV, 100 kOhm
 
*** Tape DIN:  
 
*** Tape DIN:  
 
** Main In: 100 mV, 300 kOhm
 
** Main In: 100 mV, 300 kOhm
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* Ausgänge:
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* Outputs:
 
** Tape Rec:
 
** Tape Rec:
 
*** DIN:
 
*** DIN:
 
** Pre-Out:  
 
** Pre-Out:  
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** Kopfhörer:  
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** Headphones:  
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** Anschlüsse für 2 Lautsprecherpaare
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** Connectors for 2 pairs of speakers
  
  
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'''Technische Daten'''
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'''Technical Data'''
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* Dauerleistung (bei Klirrfaktor)
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* Continuous power (at THD)
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** 8 Ohm: 2x32 W (RMS, 20Hz...20Khz, 0,05% THD), 2x 40W (8 Ohm, 1Khz)  
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** 8 Ohm: 2x32 W (RMS, 20Hz...20Khz, 0.05% THD), 2x 40W (8 Ohm, 1Khz)  
 
** 4 Ohm: 2x53 W
 
** 4 Ohm: 2x53 W
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* Dynamikleistung
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* Dynamic power
 
** 8 Ohm: 100 W IHF
 
** 8 Ohm: 100 W IHF
 
** 4 Ohm: 120 W IHF
 
** 4 Ohm: 120 W IHF
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* Gesamtklirrfaktor: 0,5% THD bei Nennleistung von 20 - 20000 Hz
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* Total harmonic distortion: 0.5% THD at rated power from 20 - 20000 Hz
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* Dämpfungsfaktor: 56 an 8 Ohm
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* Attenuation factor: 56 at 8 ohms
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* Frequenzgang:
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* Frequency response:
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* Nur Endstufe: 18 - 50000 Hz, ± 1 dB
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* Power Amplifier Only: 18 - 50000 Hz, ± 1 dB
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* High Level Eingang: 20 - 50000 Hz, ± 1 dB
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* High Level Input: 20 - 50000 Hz, ± 1 dB
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* Leistungsbandbreite: 13 - 30000 Hz
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* Power bandwidth: 13 - 30000 Hz
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* Signalrauschabstand:
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* Signal-to-noise ratio:
 
** Phono 1: 65 dB
 
** Phono 1: 65 dB
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** Phono 2: 65 dB
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Phono 2: 65 dB
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** Mikrofon: 67 dB
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** Microphone: 67 dB
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** Tape HD: 63 dB
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Tape HD: 63 dB
 
** Tuner: 77 dB
 
** Tuner: 77 dB
 
** AUX: 77 dB
 
** AUX: 77 dB
 
** Tape Play: 77 dB
 
** Tape Play: 77 dB
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* Klangregelung
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* Tone control
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** Bass: ± 10 dB bei 100 Hz  
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Bass: ± 10 dB at 100 Hz  
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** Höhen: ± 10 dB bei 10 Khz
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Treble: ± 10 dB at 10 Khz
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* Loudness: + 6 dB bei 100 Hz, + 2 dB bei 10 kHz
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* Loudness: + 6 dB at 100 Hz, + 2 dB at 10 kHz
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* High Filter: 12dB/Okt. bei 8kHz
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* High Filter: 12dB/oct. at 8kHz
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* Low Filter: 12dB/Okt. bei 80Hz
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* Low Filter: 12dB/oct. at 80Hz
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* Muting: 0 dB, - 20 dB
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Muting: 0 dB, - 20 dB
  
  
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'''Besondere Ausstattungen'''
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'''Special Features'''
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* Vor- und Endstufe trennbar
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* Pre- and power amplifier separable
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* Mono / Stereo Umschalter
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* Mono / Stereo switch
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* Mono Center Kanal Ausgang
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* Mono center channel output
  
  
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== Bemerkungen ==
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== Remarks ==
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* Weitere Modelle der gleichen Serie:
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* Other models in the same series:
 
** Kenwood KA-2600:
 
** Kenwood KA-2600:
 
*** [[Kenwood KA-2600|KA-2600]]
 
*** [[Kenwood KA-2600|KA-2600]]
Line 81: Line 81:
  
  
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* Korrespondierender Tuner KT-7000
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* Predecessor model:
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** [[Kenwood KT-7000|KT-7000]]
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** Predecessor model
  
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* Successor model:
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** Kenwood KA-5002:
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*** [[Kenwood KA-5002|KA-5002]]
  
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* Kenwood empfahl dazu:
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** Denoiser Kenwood KF-8011
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* Corresponding tuners:
 +
** Kenwood KT-5000
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*** [[Kenwood KT-5000|KT-5000]]
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** Kenwood KT-7000
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*** [[Kenwood KT-7000|KT-7000]]
 +
 
 +
 
 +
* [[Kenwood recommended:
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** Kenwood KF-8011 denoiser
 
*** [[Kenwood KF-8011|KF-8011]]
 
*** [[Kenwood KF-8011|KF-8011]]
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** Oszilloskop Kenwood KC-6060
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** Kenwood KC-6060 oscilloscope
 
*** [[Kenwood KC-6060|KC-6060]]
 
*** [[Kenwood KC-6060|KC-6060]]
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** Oszilloskop Kenwood KC-6060 A
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** Kenwood KC-6060 A oscilloscope (successor model available from 1971 onwards)
 
*** [[Kenwood KC-6060 A|KC-6060 A]]
 
*** [[Kenwood KC-6060 A|KC-6060 A]]
  
  
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== Bilder ==
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* The units were sold outside Japan under the "brand name" Kenwood. In Japan and partly in other markets the company name Trio was used. Renaming to Kenwood Corporation did not occur until 1986 (source Wikipedia).
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* Bild: Kenwood KA-4000
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−
[[Datei:KA-4000-1.jpg]]
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== Pictures ==
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* Picture: Kenwood KA-4000
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[[File:KA-4000-1.jpg]]
  
  
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* Bild: Kenwood KA-4000 Rückseite
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* Picture: Kenwood KA-4000 backside
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[[Datei:KA-4000-2.jpg]]
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[[File:KA-4000-2.jpg]]
  
  
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* Auszug aus Prospekt: Kenwood Kombi KA-4000 / KT-7000
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* Excerpt from brochure: Kenwood Combi KA-4000 / KT-7000
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[[Datei:KA-4000-KT-7000-Prospekt-2.jpg]]
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[[File:KA-4000-KT-7000-Prospekt-2.jpg]]
  
  
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== Berichte ==
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== Reports ==
  
  
 
== Links ==
 
== Links ==
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* Externer Link: Webseite "Audio Heritage, Japan": [http://audio-heritage.jp/TRIO-KENWOOD/amp/ka-4000.html]
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* External link: Audio Heritage, Japan website: [http://audio-heritage.jp/TRIO-KENWOOD/amp/ka-4000.html]
  
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[[Kategorie:Vollverstärker]]
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[[Category:Integrated amplifier]]

Latest revision as of 04:44, 22 December 2020

Data[edit]

General

  • Manufacturer: Kenwood
  • Model: KA-4000
  • Years of manufacture: 1968 - 1971
  • Made in: Japan
  • Color: Silver, wood side panels
  • Type: Amplifier
  • Power consumption: 180 W at full output, 13 W without signal
  • Dimensions (WxHxD): 408 x 134 x 280 mm
  • Weight: 8 Kg
  • Original price approx.: 49800 Yen (Japan, 1968), 800 DM


Connections

  • Inputs:
    • Input sensitivity:
    • Phono 1 MM: 2 mV, 50 kOhm
    • Phono 2 MM: 2 mV, 50 kOhm
    • Microphone: 2 mV, 100 kOhm
    • Tuner: 200mV, 100 kOhm
    • AUX: 200mV, 100 kOhm
    • Tape Play HD: 2.3 mV, 100 kOhm
    • Tape Play: 200mV, 100 kOhm
      • Tape DIN:
    • Main In: 100 mV, 300 kOhm
  • Outputs:
    • Tape Rec:
      • DIN:
    • Pre-Out:
    • Headphones:
    • Connectors for 2 pairs of speakers


Technical Data

  • Continuous power (at THD)
    • 8 Ohm: 2x32 W (RMS, 20Hz...20Khz, 0.05% THD), 2x 40W (8 Ohm, 1Khz)
    • 4 Ohm: 2x53 W
  • Dynamic power
    • 8 Ohm: 100 W IHF
    • 4 Ohm: 120 W IHF
  • Total harmonic distortion: 0.5% THD at rated power from 20 - 20000 Hz
  • Attenuation factor: 56 at 8 ohms
  • Frequency response:
  • Power Amplifier Only: 18 - 50000 Hz, ± 1 dB
  • High Level Input: 20 - 50000 Hz, ± 1 dB
  • Power bandwidth: 13 - 30000 Hz
  • Signal-to-noise ratio:
    • Phono 1: 65 dB

Phono 2: 65 dB

    • Microphone: 67 dB

Tape HD: 63 dB

    • Tuner: 77 dB
    • AUX: 77 dB
    • Tape Play: 77 dB
  • Tone control

Bass: ± 10 dB at 100 Hz Treble: ± 10 dB at 10 Khz

  • Loudness: + 6 dB at 100 Hz, + 2 dB at 10 kHz
  • High Filter: 12dB/oct. at 8kHz
  • Low Filter: 12dB/oct. at 80Hz

Muting: 0 dB, - 20 dB


Special Features

  • Pre- and power amplifier separable
  • Mono / Stereo switch
  • Mono center channel output


Remarks[edit]

  • Other models in the same series:


  • Predecessor model:
    • Predecessor model
  • Successor model:



  • [[Kenwood recommended:
    • Kenwood KF-8011 denoiser
    • Kenwood KC-6060 oscilloscope
    • Kenwood KC-6060 A oscilloscope (successor model available from 1971 onwards)


  • The units were sold outside Japan under the "brand name" Kenwood. In Japan and partly in other markets the company name Trio was used. Renaming to Kenwood Corporation did not occur until 1986 (source Wikipedia).

Pictures[edit]

  • Picture: Kenwood KA-4000

KA-4000-1.jpg


  • Picture: Kenwood KA-4000 backside

KA-4000-2.jpg


  • Excerpt from brochure: Kenwood Combi KA-4000 / KT-7000

KA-4000-KT-7000-Prospekt-2.jpg


Reports[edit]

Links[edit]

  • External link: Audio Heritage, Japan website: [1]
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