Difference between revisions of "Accuphase A-20"

 
(One intermediate revision by the same user not shown)
Line 1: Line 1:
 
__NOTOC__
 
__NOTOC__
== Daten ==
+
== Data ==
{{Navigation}}
+
{{navigation}}
'''Allgemein'''
+
'''General'''
* Hersteller: [[Accuphase]]
+
* Manufacturer: [[Accuphase]]
* Modell: A-20
+
* Model: A-20
* Typ: Class A-Stereo Endstufe
+
* Type: Class A stereo power amplifier
* Baujahre: 1995 - 2000
+
* Years of manufacture: 1995 - 2000
* Hergestellt in: Japan
+
* Made in: Japan
* Farbe: Gold
+
* Color: Gold
* Fernbedienung: nein
+
* Remote control: no
* Leistungsaufnahme: 250 W max.
+
* Power consumption: 250 W max.
* Abmessungen: 475 x 170 x 427 mm (BxHxT)
+
* Dimensions: 475 x 170 x 427 mm (WxHxD)
* Gewicht: 21,6 kg
+
* Weight: 21.6 kg
* Neupreis ca.: 320'000 Yen (Japan, 1995), entspricht etwa 4'800 DM
+
* Original price approx.: 9'000 DM
  
  
'''Anschlüsse'''
+
'''Connections'''
* Anzahl der Eingänge:
+
* Number of inputs:
 
** Analog (Cinch):  
 
** Analog (Cinch):  
*** Nennleistung: 0,5 V (Stereo) bzw. 1 V (Mono) an 20 kOhm
+
*** Rated power: 0.5 V (stereo) or 1 V (mono) at 20 kOhm.
*** bei 1 Watt: 0,11 (Stereo, Mono) an 20 kOhm
+
*** at 1 Watt: 0.11 (stereo, mono) at 20 kOhm
** Symmetrisch (XLR): 0,50 V, 40 kOhm (Stereo, Nennlast)
+
** Balanced (XLR): 0.50 V, 40 kOhm (stereo, nominal load)
*** Nennleistung: 0,80 V (Stereo) bzw. 1,59 (Mono) an 40 kOhm
+
*** Rated power: 0.80 V (stereo) or 1.59 (mono) at 40 kOhm
*** bei 1 Watt: 0,11 (Stereo, Mono) an 40 kOhm
+
*** at 1 Watt: 0.11 (stereo, mono) at 40 kOhm
* Anzahl der Ausgänge:
+
* Number of outputs:
** 1 Lautsprecherpaar
+
** 1 pair of speakers
  
  
'''Technische Daten'''
+
'''Technical Data'''
* Dauerleistung (bei Klirrfaktor)
+
* Continuous power (at distortion factor)
 
** 8 Ohm: 2x 20 W, 1x 80 W
 
** 8 Ohm: 2x 20 W, 1x 80 W
 
** 4 Ohm: 2x 40 W, 1x 160 W
 
** 4 Ohm: 2x 40 W, 1x 160 W
 
** 2 Ohm: 2x 80 W
 
** 2 Ohm: 2x 80 W
* Dynamikleistung/Musikleistung
+
* Dynamic power/music power
 
** 8 Ohm:
 
** 8 Ohm:
 
** 4 Ohm:
 
** 4 Ohm:
* Gesamtklirrfaktor:
+
* Total harmonic distortion:
** Stereobetrieb: 0,05% (3 Ohm), 0,02% (4-16 Ohm)
+
** Stereo mode: 0.05% (3 ohms), 0.02% (4-16 ohms).
** Monobetrieb: 0,02% (4-16 Ohm)
+
Mono operation: 0.02% (4-16 Ohm)
* Dämpfungsfaktor: 120
+
* Attenuation factor: 120
* Frequenzgang:
+
* Frequency response:
** Nennleistung: 20 - 20.000 Hz (+0, -0,2 dB)
+
** Rated power: 20 - 20,000 Hz (+0, -0.2 dB).
** bei 1 Watt: 0,5 - 160.000 Hz (+0, -3 dB)
+
** at 1 Watt: 0.5 - 160,000 Hz (+0, -3 dB)
* Signalrauschabstand: 110 dB
+
* Signal-to-noise ratio: 110 dB
  
  
'''Besondere Ausstattungen'''
+
'''Special Features'''
* Gain einstellbar: MAX, -6 dB, -12 dB
+
* Gain adjustable: MAX, -6 dB, -12 dB
* Betriebsmodi: Dual Mono, Normal, Bridge
+
* Operating modes: Dual Mono, Normal, Bridge
  
  
== Bemerkungen ==
+
== Remarks ==
* Weitere Modelle der gleichen Serie:
+
* Other models of the same series:
* Vollverstärker
+
* Integrated amplifier
 
* [[Accuphase E-211]]
 
* [[Accuphase E-211]]
 
* [[Accuphase E-306 V]]
 
* [[Accuphase E-306 V]]
Line 59: Line 59:
  
  
* Vorverstärker
+
* [[Preamplifier
 
* [[Accuphase C-265]]
 
* [[Accuphase C-265]]
 
* [[Accuphase C-275]]
 
* [[Accuphase C-275]]
Line 66: Line 66:
  
  
* Endverstärker
+
* [[Power Amplifier
 
* [[Accuphase A-20]]
 
* [[Accuphase A-20]]
 
* [[Accuphase A-50 V]]
 
* [[Accuphase A-50 V]]
Line 75: Line 75:
  
  
* Tuner
+
* [[Tuner
 
* [[Accuphase T-109]]
 
* [[Accuphase T-109]]
  
  
* CD-Player
+
* CD player
 
* [[Accuphase DP-55]]
 
* [[Accuphase DP-55]]
 
* [[Accuphase DP-65 V]]
 
* [[Accuphase DP-65 V]]
Line 86: Line 86:
  
  
* Digitaler Prozessor
+
* [[Digital Processor
 
* [[Accuphase DC-61]]
 
* [[Accuphase DC-61]]
 
* [[Accuphase DC-91]]
 
* [[Accuphase DC-91]]
  
  
* Digital Voicing Equalizer
+
* [[Digital Voicing Equalizer
 
* [[Accuphase DG-28]]
 
* [[Accuphase DG-28]]
  
  
* Elekronische Frequenzweiche
+
* Electronic Crossover
 
* [[Accuphase F-20]]
 
* [[Accuphase F-20]]
 
* [[Accuphase F-25]]
 
* [[Accuphase F-25]]
  
  
* Saubere Stromversorgung
+
* Clean power supply
 
* [[Accuphase PS-500]]
 
* [[Accuphase PS-500]]
 
* [[Accuphase PS-1200]]
 
* [[Accuphase PS-1200]]
  
  
== Bilder ==
+
== Pictures ==
* Auszug aus Prospekt: Accuphase A-20
+
* Extract from brochure: Accuphase A-20
[[Datei:Accuphase A-20-Prospekt-1.jpg]]
+
[[File:Accuphase A-20-Prospekt-1.jpg]]
  
  
== Berichte ==
+
== Reports ==
  
  
Line 116: Line 116:
  
  
[[Kategorie:Endstufen]]
+
[[Category:Power Amplifiers]]

Latest revision as of 10:54, 18 August 2019

Data[edit]

General

  • Manufacturer: Accuphase
  • Model: A-20
  • Type: Class A stereo power amplifier
  • Years of manufacture: 1995 - 2000
  • Made in: Japan
  • Color: Gold
  • Remote control: no
  • Power consumption: 250 W max.
  • Dimensions: 475 x 170 x 427 mm (WxHxD)
  • Weight: 21.6 kg
  • Original price approx.: 9'000 DM


Connections

  • Number of inputs:
    • Analog (Cinch):
      • Rated power: 0.5 V (stereo) or 1 V (mono) at 20 kOhm.
      • at 1 Watt: 0.11 (stereo, mono) at 20 kOhm
    • Balanced (XLR): 0.50 V, 40 kOhm (stereo, nominal load)
      • Rated power: 0.80 V (stereo) or 1.59 (mono) at 40 kOhm
      • at 1 Watt: 0.11 (stereo, mono) at 40 kOhm
  • Number of outputs:
    • 1 pair of speakers


Technical Data

  • Continuous power (at distortion factor)
    • 8 Ohm: 2x 20 W, 1x 80 W
    • 4 Ohm: 2x 40 W, 1x 160 W
    • 2 Ohm: 2x 80 W
  • Dynamic power/music power
    • 8 Ohm:
    • 4 Ohm:
  • Total harmonic distortion:
    • Stereo mode: 0.05% (3 ohms), 0.02% (4-16 ohms).

Mono operation: 0.02% (4-16 Ohm)

  • Attenuation factor: 120
  • Frequency response:
    • Rated power: 20 - 20,000 Hz (+0, -0.2 dB).
    • at 1 Watt: 0.5 - 160,000 Hz (+0, -3 dB)
  • Signal-to-noise ratio: 110 dB


Special Features

  • Gain adjustable: MAX, -6 dB, -12 dB
  • Operating modes: Dual Mono, Normal, Bridge


Remarks[edit]










Pictures[edit]

  • Extract from brochure: Accuphase A-20

Accuphase A-20-Prospekt-1.jpg


Reports[edit]

Links[edit]