Editing Yamaha A-420

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__NOTOC__
 
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== Data ==
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== Daten ==
{{navigation}}
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{{Navigation}}
'''General'''
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'''Allgemein'''
* Manufacturer: [[Yamaha]]
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* Hersteller: [[Yamaha]]
* Model: A-420
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* Modell: A-420
* Year of manufacture: 1985 - 1986
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* Baujahre: 1985 - 1986
* Made in: Japan
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* Hergestellt in: Japan
* Type: Integrated amplifier
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* Typ: Vollverstärker
* Remote control: No
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* Fernbedienung: Nein
* Power consumption: 290 W
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* Leistungsaufnahme: 290 W
* Dimensions: 435 x 112 x 327 mm (W x H x D)
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* Abmessungen: 435 x 112 x 327 mm (B x H x T)
* Weight: 6.2 kg
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* Gewicht: 6,2 kg
* Color: silver or black
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* Farbe: silber oder schwarz
* Original price approx.: 500,- DM
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* Neupreis ca.: 500,- DM
  
  
'''Connections'''
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'''Anschlüsse'''
* Number of inputs:
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* Anzahl der Eingänge:
 
** Phono MM/MC, Tuner, Tape, Aux, CD
 
** Phono MM/MC, Tuner, Tape, Aux, CD
* Number of outputs:
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* Anzahl der Ausgänge:
** 2x speaker, Rec-Out, Headphone
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** 2x Lautsprecher, Rec-Out, Kopfhörer
  
  
'''Technical Data'''
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'''Technische Daten'''
* Continuous power (at distortion factor)
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* Dauerleistung (bei Klirrfaktor)
 
** 8 Ohm: 2x 50 Watt (0,015 %)
 
** 8 Ohm: 2x 50 Watt (0,015 %)
 
** 4 Ohm: 2x 70 Watt (1 %)
 
** 4 Ohm: 2x 70 Watt (1 %)
* Dynamic power
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* Dynamikleistung
 
** 8 Ohm: 85 W
 
** 8 Ohm: 85 W
4 Ohm: 115 W
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** 4 Ohm: 115 W
* Total harmonic distortion: 0.007 %
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* Gesamtklirrfaktor: 0,007 %
* Attenuation factor: 50 (1 kHz, 8 Ohm)
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* Dämpfungsfaktor: 50 (1 kHz, 8 Ohm)
* Input (Sensitivity/Impedance)
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* Eingang (Empfindlichkeit/Impedanz)
 
** Phono MC: 160 µV/100 Ohm
 
** Phono MC: 160 µV/100 Ohm
** Phono MM: 2.5 mV/47 kOhm
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** Phono MM: 2,5 mV/47 kOhm
 
** Aux/Tape/Tuner: 21 mV
 
** Aux/Tape/Tuner: 21 mV
* Output (level/impedance)
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* Ausgang (Pegel/Impedanz)
** Rec Out (tape recording): 150 mV/600 Ohm
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** Rec Out (Tonband-Aufnahme): 150 mV/600 Ohm
** Headphones: 0.7 V/8 ohms (output impedance: 220 ohms).
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** Kopfhörer: 0,7 V/8 Ohm (Ausgangsimpedanz: 220 Ohm)
* Frequency response:
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* Frequenzgang:
** Aux/Tape/Tuner: 20 - 20,000 Hz +0/-0.5 dB
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** Aux/Tape/Tuner: 20 - 20.000 Hz +0/-0,5 dB
** Main In: 20 - 20,000 Hz +0/-0.5 dB
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** Main In: 20 - 20.000 Hz +0/-0,5 dB
* Tone control:
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* Klangregelung:
** Bass: Yes, ± 10 dB (20 Hz).
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** Bass: Ja, ± 10 dB (20 Hz)
** Treble: Yes, ± 10 dB (20 kHz)
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** Höhen: Ja, ± 10 dB (20 kHz)
* Loudness: Adjustable
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* Loudness: regelbar
* Subsonic: No
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* Subsonic: Nein
* Mute: No
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* Mute: Nein
* Direct/Line-Straight: No
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* Direct/Line-Straight: Nein
* Ripple (shorted):
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* Brummspannungsabstand (kurzgeschlossen):
* Stereo Channel Separation:
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* Stereokanaltrennung:
** Phono MM/Aux/Tape (crosstalk attenuation): 80 dB (40 Hz); 60 dB (1 kHz); 40 dB (10 kHz).
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** Phono MM/Aux/Tape (Übersprechdämpfung): 80 dB (40 Hz); 60 dB (1 kHz); 40 dB (10 kHz)
* Signal-to-noise ratio:
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* Signalrauschabstand:
  
  
'''Special Features'''
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'''Besondere Ausstattungen'''
  
== Remarks ==
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== Bemerkungen ==
Other models in the same series:
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Weitere Modelle der gleichen Serie:
 
* [[Yamaha A-320|A-320]]
 
* [[Yamaha A-320|A-320]]
 
* [[Yamaha A-420|A-420]]
 
* [[Yamaha A-420|A-420]]
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* [[Yamaha A-1020|A-1020]]
 
* [[Yamaha A-1020|A-1020]]
  
Previous model:
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Vorgängermodell:
 
* [[Yamaha A-400|A-400]]
 
* [[Yamaha A-400|A-400]]
  
Successor model:
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Nachfolgemodell:
 
* [[Yamaha AX-400|AX-400]]
 
* [[Yamaha AX-400|AX-400]]
  
== Pictures ==
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== Bilder ==
[[image:YamahaA420.jpg|Complete amplifier Yamaha A-420]]
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[[bild:YamahaA420.jpg|Vollverstärker Yamaha A-420]]
  
== Reviews ==
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== Berichte ==
  
* Stereoplay 6/1986, p. 33
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* Stereoplay 6/1986, S. 33
* Stiftung Warentest (for hifi circles perhaps a little strange) at the time: quality rating "good".
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* Stiftung Warentest seinerzeit (für hifi-Kreise vielleicht etwas befremdlich): Qualitätsurteil "gut".
  
 
== Links ==
 
== Links ==
  
[[Category:Integrated amplifier]]
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[[Kategorie:Vollverstärker]]

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