Difference between revisions of "Luxman Laboratory Reference Series 5M-21"
 
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== Daten ==
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__NOTOC__
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'''Allgemein'''
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== Data ==
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* Hersteller: [[Luxman]]
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'''General'''
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* Modell: Laboratory Reference 5M-21
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* Manufacturer: [[Luxman]]
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* Baujahre: 1976 - 1982
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* Model: Laboratory Reference 5M-21
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* Hergestellt in: Japan
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* Type: DC Stereo power amplifier
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* Farbe: Silber
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* Years of manufacture: 1976 - 1982
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* Typ: DC Stereo Endstufe
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* Made in: Japan
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* Leistungsaufnahme: 15 W
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* Color: Silver
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* Abmessungen (BxHxT): 442 x 101 x 400mm
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* Power consumption: 450 W
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* Gewicht: 8,2 kg  
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* Dimensions (WxHxD): 442 x 146 x 400 mm
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* Neupreis ca.: 160'000 Yen (Japan, 1976), 895 US-$, 2300 DM
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* Weight: 19 kg  
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* Original price approx.: 240'000 Yen (Japan, 1976), 1295 US-$, 4'200 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:
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** Phono MM 1: 2.5 mV, 50kohm (regelbar von 30 - 100 kOhm)
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** Direct in: 890mV, 50 kOhm
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** Phono MM 2: 2.5 mV, 50kohm (regelbar von 30 - 100 kOhm)
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* Number of outputs:
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** Phono MC: Anschluss für externen Signalübertrager
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** 2 x loudspeaker
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** Tuner: 150 mV, 50kOhm
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1 x headphone jack
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** Aux: 150 mV, 50kOhm
 
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** Tape 1: 150 mV, 50kOhm
 
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** Tape 2: 150 mV, 50kOhm
 
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* Anzahl der Ausgänge:
 
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** Pre Out 1 & 2: typisch 1V, max. 18V, <0,005%, 500 Ohm
 
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** Tape 1 Rec Out
 
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** Tape 1 DIN
 
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** Tape 2 Rec Out
 
  
  
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'''Technische Daten'''  
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'''Technical Data'''
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* Frequenzgang:
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* Continuous power (at THD)
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** Phono: 20Hz - 20'000 Hz, ±0.2dB
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** 8 Ohm: 2 x 100W (10 Hz - 20 kHz, 0.005% THD
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** Tuner, AUX: 1Hz - 200'000 Hz, 0.5dB
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** 4 Ohm: 2 x 150W DIN
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* Klirrfaktor:
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* Dynamic power
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** Phono MM 1 & 2, MC: <0.005%
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** 8 Ohm:
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** Tuner, AUX1, 2: 0.005%
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** 4 Ohm:
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* Signalrauschabstand:
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* Total harmonic distortion: &lt; 0.005%.
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** Phono MM 1 & 2: 80dB
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* Attenuation factor: 80 at 8 Ohm
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** Phono MC:
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* Frequency response: 0 - 100'000 Hz (- 1 dB)
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** Tuner, AUX: 95dB
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* Signal to noise ratio: &gt;120 dB
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** Tape 1 & 2: 95dB 
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* Crosstalk attenuation: - 70 dB (20 Hz - 20 kHz
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* Lautstärkeabschwächer: regelbar von -40 dB bis - 15 dB
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* Noise voltage:  
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* Klangregelung: nur Regler von Sharp bis Broad
 
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* Loudness: nein
 
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* High Filter: umschaltbar 12 kHz, Off, 18 kHz
 
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* Low Filter (Subsonic): umschaltbar 4 Hz, Off, 7 Hz
 
  
  
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'''Besondere Ausstattungen'''
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'''Special Features'''
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* DC Vorverstärker mit Funktionsanzeigenlampe: "Weiss" = Normalbetrieb, "Rot" = DC Offset
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* Real Time Processed DC Stereo Power Amplifier
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* Linear Equalizer mit Regelbereich von Up-Tilt bis Down-Tilt
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* VU meter separately for left and right channel
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* Mono - Stereo - Reverse - Umschalter
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* Sensitivity selector switch for VU meter: 0 dB, - 10 dB
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* Lautstärkeabschwächer umschaltbar: Preset (regelbar von -40 dB bis - 15 dB), Off, Signal Off
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* Function indicator lamp: "White" = normal operation, "Red" = DC Offset
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* Anschluss für MC Step-up Transformator, Einsteckplatz auf der Rückseite
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* Separate level controls L / R on rear panel
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* Switch on rear panel for loudspeakers: "Direct Coupling - General Speaker", "Input Capacitor - Elektrostatic Speakers
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* Output for peak LED display
  
  
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== Bemerkungen ==
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== Remarks ==
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* Die Luxman Laboratory Reference Serie hatte ihr Debüt 1976.
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* The Luxman Laboratory Reference Series made its debut in 1976.
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* Highlights waren der erste Real Time Processed DC-Verstärker und der erste Synthesizer Tuner.
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* Highlights included the first Real Time Processed DC amplifier and the first synthesizer tuner.
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* Weitere Komponenten der Laboratory Reference Series waren nebst der Endstufe 5M-21, der 5G-12 Graphic Equalizer, der 5F-70 Parametrische Klangregler sowie die 5E-24 LED Pegelanzeige Einheit.
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* Other components of the Laboratory Reference Series included the 5C-50 preamplifier and the 5M-21 power amplifier, the 5G-12 Graphic Equalizer, the 5F-70 Parametric Tone Control, and the 5E-24 LED Level Meter Unit.
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* 1977 und 1978 wurde die Luxman Laboratory Reference Serie um folgende Geräte erweitert: Der 5L-15 Vollverstärker, der 5M-20 Endverstärker ohne VU-Meter sowie ein günstigere Tuner, der 5T-10.
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* In 1977 and 1978, the Luxman Laboratory Reference Series was expanded to include the 5L-15 integrated amplifier, the 5M-20 power amplifier without VU meter, and a less expensive tuner, the 5T-10, and the 5K-50 cassette tape deck, the latter of which was probably obtained from a third-party manufacturer.
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* Die Funktionalität, Performance und das innovative Design machte die Serie einmalig und unverkennbar.  
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* The functionality, performance and innovative design made the series unique and distinctive.  
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* Besondere Kennzeichen waren:
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* Special features were:
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** Erster DC-Verstärker und Synthesizer Tuner der Welt
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** World's first DC amplifier and synthesizer tuner.
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** Computergesteuertes Kassettendeck
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** Computer controlled cassette deck
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** Stapelbare Komponenten (die 4 Gerätefüße hatten entsprechende Vertiefungen beim darunter stehenden Gerät)
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Stackable components (the 4 device feet had corresponding recesses with the device standing underneath)
  
  
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* Weitere Modelle der gleichen Serie:
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* Other models in the same series:
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** [[Luxman Laboratory Reference Series 5C-50|5C-50 Vorverstärker]]
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** [[Luxman Laboratory Reference Series 5C-50|5C-50 Preamplifier]]
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** [[Luxman Laboratory Reference Series 5M-21|5M-21 Endstufe]]
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** [[Luxman Laboratory Reference Series 5M-21|5M-21 Power Amplifier]]
 
** [[Luxman Laboratory Reference Series 5T-50|5T-50 Tuner]]
 
** [[Luxman Laboratory Reference Series 5T-50|5T-50 Tuner]]
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** [[Luxman Laboratory Reference Series 5F-70|5F-70 Klangregler]]
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** [[Luxman Laboratory Reference Series 5F-70|5F-70 Tone Control]]
 
** [[Luxman Laboratory Reference Series 5G-12|5G-12 Equalizer]]
 
** [[Luxman Laboratory Reference Series 5G-12|5G-12 Equalizer]]
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** [[Luxman Laboratory Reference Series 5E-24|5E-24 Pegelmesser]]
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** [[Luxman Laboratory Reference Series 5E-24|5E-24 Level Meter]]
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** [[Luxman Laboratory Reference Series 5L-15|5L-15 Vollverstärker]]
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** [[Luxman Laboratory Reference Series 5L-15|5L-15 Integrated Amplifier]]
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** [[Luxman Laboratory Reference Series 5M-20|5M-20 Endstufe]]
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** [[Luxman Laboratory Reference Series 5M-20|5M-20 Power Amplifier]]
 
** [[Luxman Laboratory Reference Series 5T-10|5T-10 Tuner]]
 
** [[Luxman Laboratory Reference Series 5T-10|5T-10 Tuner]]
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** [[Luxman Laboratory Reference Series 5K-50|5K-50 Tape]]
  
  
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== Bilder ==
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== Pictures ==
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* Luxman Laboratory Reference Serie 5C-50 Front
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* [[Luxman Laboratory Reference Series 5M-21 Front
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[[Datei:Luxman Laboratory Reference 5C-50-1.jpg]]
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[[File:Luxman 5M-21-1.jpg]]
  
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* Luxman Laboratory Reference Serie 5C-50 Frontdetails Links
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* Luxman Laboratory Reference Series 5M-21 Front Right Details
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[[Datei:Luxman Laboratory Reference 5C-50-2.jpg]]
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[[File:Luxman 5M-21-2.jpg]]
  
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* Luxman Laboratory Reference Serie 5C-50 Frontdetails Mitte
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* Luxman Laboratory Reference Series 5M-21 interior view
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[[Datei:Luxman Laboratory Reference 5C-50-3.jpg]]
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[[File:Luxman 5M-21-5.jpg]]
  
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* Luxman Laboratory Reference Serie 5C-50 Frontdetails Rechts
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* Luxman Laboratory Reference Series 5M-21 back panel
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[[Datei:Luxman Laboratory Reference 5C-50-4.jpg]]
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[[File:Luxman 5M-21-4.jpg]]
  
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* Luxman Laboratory Reference Serie 5C-50 Rückseite
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* Luxman Laboratory Reference Series 5M-21 back panel detail view right side
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[[Datei:Luxman Laboratory Reference 5C-50-6.jpg]]
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[[File:Luxman 5M-21-6.jpg]]
  
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* Luxman Laboratory Reference Series Prospektbild
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* Luxman Laboratory Reference Series brochure image
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[[Datei:Luxman Laboratory Reference Series-1.jpg]]
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[[File:Luxman Laboratory Reference Series-1.jpg]]
  
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* Luxman Laboratory Reference Series Beschreibung von Luxman USA
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* Luxman Laboratory Reference Series description from Luxman USA
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[[Datei:Luxman Laboratory USA Series-1.jpg]]
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[[File:Luxman Laboratory USA Series-2.jpg]]
  
  
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== Berichte ==
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== Reports ==
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* External report: "Hifi Studio" website: [https://web.archive.org/web/20120513211921/http://www.hifi-studio.de/hifi-klassiker/luxman.htm]
  
  
 +
== Links ==
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* External link: "Hifi Archive" website: [http://www.hifi-archiv.info/Luxman/1980/Luxman80_04.jpg]
  
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== Links ==
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* External Link: "Hifi Archive" website: [http://www.hifi-archiv.info/Luxman/Lab/luxman-04.jpg]
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* Externer Link: Webseite "Wegavision Pytalhost": [http://wegavision.pytalhost.com/Luxman/1980/Luxman80_04.jpg]
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 +
* External Link: "The Vintage Knob" website: [http://www.thevintageknob.org/luxman-Laboratory_Reference_Series.html]
 +
 
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* External link: Audio Heritage, Japan website: [http://audio-heritage.jp/LUXMAN/amp/5m21.html]
 +
 
 +
* Luxman product overview: [[Luxman]]
  
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* Externer Link: Webseite "The Vintage Knob": [http://www.thevintageknob.org/luxman-Laboratory_Reference_Series.html]
 
  
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Luxman Produkteübersicht: [[Luxman]]
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[[Category:Power Amplifiers]]

Latest revision as of 02:29, 23 May 2019

Data[edit]

General

  • Manufacturer: Luxman
  • Model: Laboratory Reference 5M-21
  • Type: DC Stereo power amplifier
  • Years of manufacture: 1976 - 1982
  • Made in: Japan
  • Color: Silver
  • Power consumption: 450 W
  • Dimensions (WxHxD): 442 x 146 x 400 mm
  • Weight: 19 kg
  • Original price approx.: 240'000 Yen (Japan, 1976), 1295 US-$, 4'200 DM


Connections

  • Number of inputs:
    • Direct in: 890mV, 50 kOhm
  • Number of outputs:
    • 2 x loudspeaker

1 x headphone jack


Technical Data

  • Continuous power (at THD)
    • 8 Ohm: 2 x 100W (10 Hz - 20 kHz, 0.005% THD
    • 4 Ohm: 2 x 150W DIN
  • Dynamic power
    • 8 Ohm:
    • 4 Ohm:
  • Total harmonic distortion: < 0.005%.
  • Attenuation factor: 80 at 8 Ohm
  • Frequency response: 0 - 100'000 Hz (- 1 dB)
  • Signal to noise ratio: >120 dB
  • Crosstalk attenuation: - 70 dB (20 Hz - 20 kHz
  • Noise voltage:


Special Features

  • Real Time Processed DC Stereo Power Amplifier
  • VU meter separately for left and right channel
  • Sensitivity selector switch for VU meter: 0 dB, - 10 dB
  • Function indicator lamp: "White" = normal operation, "Red" = DC Offset
  • Separate level controls L / R on rear panel
  • Switch on rear panel for loudspeakers: "Direct Coupling - General Speaker", "Input Capacitor - Elektrostatic Speakers
  • Output for peak LED display


Remarks[edit]

  • The Luxman Laboratory Reference Series made its debut in 1976.
  • Highlights included the first Real Time Processed DC amplifier and the first synthesizer tuner.
  • Other components of the Laboratory Reference Series included the 5C-50 preamplifier and the 5M-21 power amplifier, the 5G-12 Graphic Equalizer, the 5F-70 Parametric Tone Control, and the 5E-24 LED Level Meter Unit.
  • In 1977 and 1978, the Luxman Laboratory Reference Series was expanded to include the 5L-15 integrated amplifier, the 5M-20 power amplifier without VU meter, and a less expensive tuner, the 5T-10, and the 5K-50 cassette tape deck, the latter of which was probably obtained from a third-party manufacturer.
  • The functionality, performance and innovative design made the series unique and distinctive.
  • Special features were:
    • World's first DC amplifier and synthesizer tuner.
    • Computer controlled cassette deck

Stackable components (the 4 device feet had corresponding recesses with the device standing underneath)



Pictures[edit]

  • [[Luxman Laboratory Reference Series 5M-21 Front

Luxman 5M-21-1.jpg

  • Luxman Laboratory Reference Series 5M-21 Front Right Details

Luxman 5M-21-2.jpg

  • Luxman Laboratory Reference Series 5M-21 interior view

Luxman 5M-21-5.jpg

  • Luxman Laboratory Reference Series 5M-21 back panel

Luxman 5M-21-4.jpg

  • Luxman Laboratory Reference Series 5M-21 back panel detail view right side

Luxman 5M-21-6.jpg

  • Luxman Laboratory Reference Series brochure image

Luxman Laboratory Reference Series-1.jpg

  • Luxman Laboratory Reference Series description from Luxman USA

Luxman Laboratory USA Series-2.jpg


Reports[edit]

  • External report: "Hifi Studio" website: [1]


Links[edit]

  • External link: "Hifi Archive" website: [2]
  • External Link: "Hifi Archive" website: [3]
  • External Link: "The Vintage Knob" website: [4]
  • External link: Audio Heritage, Japan website: [5]
  • Luxman product overview: Luxman
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