Difference between revisions of "Kenwood L-02 A"

 
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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: L-02 A
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* Model: L-02 A
* Baujahre: 1982-1985
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* Years of manufacture: 1982-1985
* Hergestellt in: Japan
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* Made in: Japan
* Farbe: Schwarz
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* Color: Black
* Typ: Vollverstärker mit externem Netzteil
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* Type: Integrated amplifier with external power supply unit
* Leistungsaufnahme: 800 Watt (bei Vollaussteuerung)
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* Power consumption: 420 watts
* Abmessungen:  
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* Dimensions (WxHxD):
** Verstärker (BxHxT): 440 x 156 x 452 mm
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** Amplifier: 480 x 183 x 343 mm
** Netzteil (BxHxT): 170 x 156 x 403 mm
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Power supply: 480 x 181 x 163 mm
* Gewicht:
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Complete: 480 x 183 x 482 mm  
** Verstärker: 9,5 kg
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* Weight:  
** Netzteil: 17,5 kg
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** Amplifier: 17.5 kg
* Neupreis ca.: 6'000 DM
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** power supply: 17 kg
 +
* Original price approx.: 6'000 DM
  
  
 +
'''Connections'''
 +
* Number of inputs:
 +
** Input sensitivity:
 +
** Phono MM 1, 2: 2.5mV, 33 kOhm, 47 kOhm, 100kOhm switchable, max 350mV (RMS, THD 0.007% at 1Khz).
 +
** Phono MC 1, 2: 0,1mV, 100 Ohm, max. 15mV (RMS, THD 0,007% at 1Khz)
 +
** Tuner: 150mV, 30kOhm
 +
AUX: 150mV, 30kOhm
 +
** Tape Play A, B: 150mV, 30kOhm
 +
** Tape DIN: 150mV at 430 Ohm
 +
* Number of outputs:
 +
** Outputs:
 +
** Tape Rec: 150mV at 430 Ohm
 +
** Tape DIN: 150mV at 430 Ohm
 +
** Pre Out: 2V, 600 Ohm
 +
** Headphones
 +
** 2 pairs of speakers
  
Frequency response : DC...350Khz (-3dB)
 
Damping factor : 10,000 (55Hz, 8 Ohm)
 
Speaker Impedance : 4...16 Ohm
 
Inputs : 2,5mV at 33 / 47 / 100kOhm (MM)
 
0,1mV at 100 Ohm (MC)
 
150mV at 30kOhm (tuner, aux, tape 1 & 2)
 
MM max input level : 350mV (RMS, THD 0,007% at 1Khz)
 
MC max input level : 15mV (RMS, THD 0,007% at 1Khz)
 
S/N ratio (IHF-A) : 91dB (MM, 2,5mV input)
 
97dB (MM, 5,0mV input)
 
103dB (MM, 10mV input)
 
73dB (MC, 0,1mV input)
 
110dB (line inputs)
 
Tape output : 150mV at 430 Ohm
 
RIAA : ± 0,2dB (20Hz...20Khz)
 
Loudness control : +3 / +6 / +9dB, variable from 30Hz to 100Hz
 
Subsonic filter : 18Hz (6dB/oct.)
 
Dimensions : 48 x 18,3 x 48,2cm (with PS unit)
 
Weight : 34,5kg.
 
List price : 550,000¥ (1982)
 
  
 
+
'''Technical Data'''
'''Anschlüsse'''
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* Continuous power:
* Anzahl der Eingänge:
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** 8 Ohm: 2x 170W (20Hz...20Khz, 0.003% THD), 2x 200W (according to test report).
** Eingangsempfindlichkeit:
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** 4 Ohm: 2x 250W (1kHz, THD 0.003%), 2x 272W (according to test report).
** Phono MM: 2.5mV, 33 kOhm, 47 kOhm, 100 kOhm umschaltbar
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* Dynamic power:
** Tuner: 150mV, 47 kOhm
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** 8 Ohm: 2x 250W
** AUX: 150mV, 47 kOhm
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4 Ohm: 2x 390W
** Tape Play A, B: 150mV, 47 kOhm
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* rise time 0.7µs
** Tape DIN: 
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slew rate +- 150V/µs
* Anzahl der Ausgänge:
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* Frequency response: DC - 350Khz (-3dB)
** Ausgänge:
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* Attenuation factor: 10,000 (55Hz, 8 Ohm)
** Tape Rec:
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* Total harmonic distortion:
** Tape DIN:
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** Rated power, 8 ohms: 0.03%.
** Kopfhörer
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1/2 rated power, 8 ohms: 0.003% ** 1 watt, 8 ohms: 0.003  
** 2 Lautsprecherpaare
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** 1 Watt, 8 Ohm: 0.003%  
 
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** Phono In direct to Speaker Out, Volume - 20 dB: 0.003%
 
+
* Rise time: 0,9µs  
'''Technische Daten'''
 
* Dauerleistung:
 
** 8 Ohm: 2x 170W (20Hz...20Khz, 8 Ohm, 0,003% THD), 2x 200W (gemäß Testbericht)
 
** 4 Ohm: 2x 272W (gemäß Testbericht)
 
* Dynamikleistung:
 
** 8 Ohm:  
 
** 4 Ohm:  
 
* Anstiegszeit 0,7µs
 
* Anstiegsgeschwindigkeit +- 150V/µs
 
* Frequenzgang: DC - 400 kHz, - 3 dB
 
* Dämpfungsfaktor 1000 , 1kHz, 8 Ohm
 
* Gesamtklirrfaktor:
 
** Nennleistung, 8 Ohm: 0,03%  
 
** 1/2 Nennleistung, 8 Ohm: 0,003%
 
** 1 Watt, 8 Ohm: 0,003%  
 
** Phono In direkt zu Speaker Out, Volume - 20 dB: 0,003%
 
* Anstiegszeit: 0,9µs  
 
 
* Slew rate : ± 150V / µs  
 
* Slew rate : ± 150V / µs  
* Signalrauschabstand:
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* Signal to noise ratio:
** Phono MM: 96 dB
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** Phono MM:  
** Phono MC: 72 dB
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*** at 2,5mV: 91 dB
** High Level: 112 dB
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*** at 5mV: 97 dB
* Klangregelung: -
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*** at 10mV: 103 dB
* Loudness: +3 / +6 / +9dB bei 30Hz oder 100Hz  
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** Phono MC: 73 dB
 +
** High Level: 110 dB
 +
* Tone control: -
 +
* Loudness: +3 / +6 / +9dB, adjustable from 30Hz - 100Hz  
 +
* Subsonic Filter : 18Hz (6dB/octave).
 +
* Muting:
  
  
'''Besondere Ausstattungen'''
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'''Special Features'''
* Nicht magnetische Konstruktion
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* Non-magnetic construction
* Externes Dynamik-Power-Netzteil
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* External dynamic power supply
* High-Speed Verstärkung ohne Schaltverzerrungen
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* High-speed amplification without switching distortion
* Gleichstrom Kopplung
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* DC coupling
* Hoher Phono-Fremdspannungsabstand der MM und MC Eingänge
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* High phono signal-to-noise ratio of the MM and MC inputs
 +
* Separate Pre Out
 +
* Controls are in drawer, extends automatically at the touch of a button
  
  
== Bemerkungen ==
+
== Remarks ==
* Ausgangsleistung gemäß Testbericht STEREO: 2x 200 Watt an 8 und 272 Watt an 4 Ohm
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* Output power according to test report STEREO: 2x 200 watts into 8 and 272 watts into 4 ohms
  
  
* Korrespondierender Tuner:
+
* Corresponding tuner:
 
** Kenwood L-02 T
 
** Kenwood L-02 T
 
*** [[Kenwood L-02 T|L-02 T]]
 
*** [[Kenwood L-02 T|L-02 T]]
  
  
* Korrespondierender CD-Player:
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* Corresponding CD player:
 
** Kenwood L-03 DP
 
** Kenwood L-03 DP
 
*** [[Kenwood L-03 DP|L-03 DP]]
 
*** [[Kenwood L-03 DP|L-03 DP]]
  
  
== Bilder ==
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== Pictures ==
* Bild: Kenwood L-02 A
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* Image: Kenwood L-02 A
[[[[Datei:Kenwood L-02 A.jpg]]]]
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[[File:Kenwood L-02 A.jpg]]
  
  
* Auszug aus Prospekt: Kenwood Kombi L-01 A & L-01 T
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== Reports ==
[[Datei:Kenwood L-01A-L-01T-Prospekt-2.jpg]]
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* Report 1 from Good Old Hifi: [http://www.good-old-hifi.de/kenwood-l-02a-eine-klasse-fuer-sich/]
  
 +
* Report 2 from "Good Old Hifi": [http://www.good-old-hifi.de/kenwood_l-02a/]
  
== Berichte ==
 
* Bericht 1 von "Good Old Hifi": [[http://www.good-old-hifi.de/kenwood_l-01a/]]
 
  
* Bericht 2 von "Good Old Hifi": [[http://www.good-old-hifi.de/kenwood_l-01t__und__l-01a/]]
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== Links ==
 +
* External link to "The Vintage Knob" website: [http://www.thevintageknob.org/kenwood-L-02A.html]
  
== Links ==
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* External link to "Audio Heritage" website: [http://audio-heritage.jp/TRIO-KENWOOD/amp/l-02a.html]
* Externer Link zum "Kenwood Archiv": [[http://www.kenwood.de/WebFiles/File/de/download/archive/l01a.pdf]]
 
  
* Externer Link zur Webseite "The Vintage Knob": [[http://www.kenwood.de/WebFiles/File/de/download/archive/l01a.pdf]]
 
  
[[Kategorie:Vollverstärker]]
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[[Category:Integrated Amplifier]]

Latest revision as of 04:43, 8 December 2020

Data[edit]

General

  • Manufacturer: Kenwood
  • Model: L-02 A
  • Years of manufacture: 1982-1985
  • Made in: Japan
  • Color: Black
  • Type: Integrated amplifier with external power supply unit
  • Power consumption: 420 watts
  • Dimensions (WxHxD):
    • Amplifier: 480 x 183 x 343 mm

Power supply: 480 x 181 x 163 mm Complete: 480 x 183 x 482 mm

  • Weight:
    • Amplifier: 17.5 kg
    • power supply: 17 kg
  • Original price approx.: 6'000 DM


Connections

  • Number of inputs:
    • Input sensitivity:
    • Phono MM 1, 2: 2.5mV, 33 kOhm, 47 kOhm, 100kOhm switchable, max 350mV (RMS, THD 0.007% at 1Khz).
    • Phono MC 1, 2: 0,1mV, 100 Ohm, max. 15mV (RMS, THD 0,007% at 1Khz)
    • Tuner: 150mV, 30kOhm

AUX: 150mV, 30kOhm

    • Tape Play A, B: 150mV, 30kOhm
    • Tape DIN: 150mV at 430 Ohm
  • Number of outputs:
    • Outputs:
    • Tape Rec: 150mV at 430 Ohm
    • Tape DIN: 150mV at 430 Ohm
    • Pre Out: 2V, 600 Ohm
    • Headphones
    • 2 pairs of speakers


Technical Data

  • Continuous power:
    • 8 Ohm: 2x 170W (20Hz...20Khz, 0.003% THD), 2x 200W (according to test report).
    • 4 Ohm: 2x 250W (1kHz, THD 0.003%), 2x 272W (according to test report).
  • Dynamic power:
    • 8 Ohm: 2x 250W

4 Ohm: 2x 390W

  • rise time 0.7µs

slew rate +- 150V/µs

  • Frequency response: DC - 350Khz (-3dB)
  • Attenuation factor: 10,000 (55Hz, 8 Ohm)
  • Total harmonic distortion:
    • Rated power, 8 ohms: 0.03%.

1/2 rated power, 8 ohms: 0.003% ** 1 watt, 8 ohms: 0.003

    • 1 Watt, 8 Ohm: 0.003%
    • Phono In direct to Speaker Out, Volume - 20 dB: 0.003%
  • Rise time: 0,9µs
  • Slew rate : ± 150V / µs
  • Signal to noise ratio:
    • Phono MM:
      • at 2,5mV: 91 dB
      • at 5mV: 97 dB
      • at 10mV: 103 dB
    • Phono MC: 73 dB
    • High Level: 110 dB
  • Tone control: -
  • Loudness: +3 / +6 / +9dB, adjustable from 30Hz - 100Hz
  • Subsonic Filter : 18Hz (6dB/octave).
  • Muting:


Special Features

  • Non-magnetic construction
  • External dynamic power supply
  • High-speed amplification without switching distortion
  • DC coupling
  • High phono signal-to-noise ratio of the MM and MC inputs
  • Separate Pre Out
  • Controls are in drawer, extends automatically at the touch of a button


Remarks[edit]

  • Output power according to test report STEREO: 2x 200 watts into 8 and 272 watts into 4 ohms


  • Corresponding tuner:


  • Corresponding CD player:


Pictures[edit]

  • Image: Kenwood L-02 A

Kenwood L-02 A.jpg


Reports[edit]

  • Report 1 from Good Old Hifi: [1]
  • Report 2 from "Good Old Hifi": [2]


Links[edit]

  • External link to "The Vintage Knob" website: [3]
  • External link to "Audio Heritage" website: [4]