Difference between revisions of "Accuphase E-203"

 
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__NOTOC__
 
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== Daten ==
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== Data ==
{{Navigation}}
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{{navigation}}
'''Allgemein:'''
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'''General:'''
* Hersteller: [[Accuphase]]
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* Manufacturer: [[Accuphase]]
* Modell: E-203
+
* Model: E-203
* Typ: Vollverstärker
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* Type: Integrated amplifier
* Bauzeitraum: etwa 1980 vgl. Bericht Audio
+
* Construction period: 1979 - 1983
* Farbe: Silber
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* Color: Silver
* Leistungsaufnahme: 300 W bei Volllast mit 8 Ohm
+
* Power consumption: 300 W max.
* Abmessungen(BxHxT): 445 x 128 x 370 mm
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* Dimensions(WxHxD): 445 x 128 x 370 mm
* Gewicht: 14,7 kg
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* Weight: 14,7 kg
 +
* Original price approx.: 1'400 DM
  
  
'''Anschlüsse'''
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'''Connections'''
* Anzahl der Eingänge:
+
* Number of inputs:
** Phono 1 MM: 1,8 mV, max. 300 mV
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** Phono 1 MM: 1.8 mV, max. 300 mV.
*** Eingangsimpedanz umschaltbar: 47 kOhm / 100 kOhm
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*** Input impedance switchable: 47 kOhm / 100 kOhm
 
** Phono 2 MC: 90 µV / 100 Ohm, max. 15 mV
 
** Phono 2 MC: 90 µV / 100 Ohm, max. 15 mV
 
** Tuner: 126 mV, 20 kOhm
 
** Tuner: 126 mV, 20 kOhm
 
** Aux 2: 126 mV, 20 kOhm
 
** Aux 2: 126 mV, 20 kOhm
 
** Tape Play 1, 2: 126 mV, 20 kOhm
 
** Tape Play 1, 2: 126 mV, 20 kOhm
** Main In: 1,5 V, 50 kOhm
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** Main In: 1.5 V, 50 kOhm
* Anzahl der Ausgänge:
+
* Number of outputs:
 
** Tape Rec 1, 2: 126 mV, 10 kOhm, max. 19 V
 
** Tape Rec 1, 2: 126 mV, 10 kOhm, max. 19 V
 
** Pre out: 2 V, 1 kOhm, max. 8 V
 
** Pre out: 2 V, 1 kOhm, max. 8 V
** Kopfhörer: 4 - 32 Ohm
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** Headphones: 4 - 32 Ohm
** 2 Lautsprecherpaare
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** 2 speaker pairs
  
  
'''Technische Daten'''
+
'''Technical Data'''
* Dauerleistung (bei Klirrfaktor)
+
* Continuous power (at distortion factor)
 
** 8 Ohm: 2x 70 Watt (20 Hz - 20'000 Hz)
 
** 8 Ohm: 2x 70 Watt (20 Hz - 20'000 Hz)
 
** 4 Ohm: 2x 90 Watt (1 kHz)
 
** 4 Ohm: 2x 90 Watt (1 kHz)
* Dynamikleistung
+
* Dynamic power
 
** 8 Ohm:
 
** 8 Ohm:
 
** 4 Ohm:
 
** 4 Ohm:
* Frequenzgang:
+
* Frequency response:
** Phono: 20 Hz - 20'000 Hz, ± 0,2 dB
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** Phono: 20 Hz - 20'000 Hz, ± 0,2 dB
** High Level: 2 Hz - 200 000 Hz, + 0 - 3 dB
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** High Level: 2 Hz - 200 000 Hz, + 0 - 3 dB
* Gesamtklirrfaktor: 0,005 % bei Nennausgangsleistung
+
* Total harmonic distortion: 0.005 % at nominal output power
* Dämpfungsfaktor 50 bei 50 Hz
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* Attenuation factor 50 at 50 Hz
* Fremdspannungsabstand (A-bewertet)
+
* External voltage spacing (A-weighted)
** Leistungsverstärker 115 dB
+
** Power amplifier 115 dB
 
** Disc (Headamp off) MM 85dB
 
** Disc (Headamp off) MM 85dB
** Disc (Headamp +26dB) MC 72dB
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Disc (Headamp +26dB) MC 72dB
** Tuner, Line, Tape Play 100dB
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Tuner, Line, Tape Play 100dB
* Klangregelung
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* Tone control
 
** Bass:
 
** Bass:
** Hochton:
+
** Tweeter:
* Loudness-Kompensierung (Lautstärkeregler auf -30dB)
+
* Loudness compensation (volume control set to -30dB).
** 1: +3dB bei 100 Hz
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** 1: +3dB at 100 Hz
** 2: +8dB bei 100 Hz, +6dB bei 20kHz
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** 2: +8dB at 100 Hz, +6dB at 20kHz
* Subsonicfilter 17Hz, -12dB/Oktave
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* Subsonic filter 17Hz, -12dB/octave
 
* Mute -20dB
 
* Mute -20dB
  
  
'''Besonderheiten'''
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'''Special Features'''
 +
* MC input
  
  
 +
== Remarks ==
 +
* All inputs are controlled by relays, therefore very short signal paths.
 +
* Symmetrical circuit design from input to output
 +
* DC servo system for continuous direct coupling from MC input to output
 +
* Pre-amplifier with very wide dynamic range
 +
* Both stereo channels are built independently from each other
 +
* Brushed solid aluminum front panel and side panels
 +
* Computer-controlled controls
 +
* Push-button control for input selection
 +
* Additional output for active subwoofer amplifier with variable crossover frequency
  
== Bemerkungen ==
 
* Alle Eingänge werden über Relais angesteuert, daher sehr kurze Signalwege
 
* Symmetrischer Schaltungsaufbau vom Eingang bis zum Ausgang
 
* Gleichstrom-Servo System für durchgehende Direktkopplung vom MC-Eingang bis Ausgang
 
* Vor-Vorverstärker mit sehr großem Dynamikbereich
 
* Beide Stereokanäle sind voneinander unabhängig aufgebaut
 
• Frontplatte und Seitenblenden aus gebürstetem massivem Aluminium
 
* Computerkontrollierte Bedienelemente
 
* Tipptastensteuerung für die Eingangswahl
 
* Zusätzlicher Ausgang für aktiven Subwoofer Verstärker mit variabler Trennfrequenz
 
  
 +
==Pictures==
 +
* Picture: Accuphase E-203
 +
[[File:Accuphase-e203.jpg]]
  
==Bilder==
 
* Bild: Accuphase E-203
 
[[Datei:Accuphase-e203.jpg]]
 
  
 +
* Excerpt from brochure: Accuphase E-203
 +
[[File:Accuphase E-203-Prospekt-1.jpg]]
  
== Berichte ==
+
 
 +
== Reports ==
 
* Audio 11/1980
 
* Audio 11/1980
  
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<br />
 
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[[Kategorie:Vollverstärker]]
+
[[Category:Integrated amplifier]]

Latest revision as of 03:25, 4 October 2018

Data[edit]

General:

  • Manufacturer: Accuphase
  • Model: E-203
  • Type: Integrated amplifier
  • Construction period: 1979 - 1983
  • Color: Silver
  • Power consumption: 300 W max.
  • Dimensions(WxHxD): 445 x 128 x 370 mm
  • Weight: 14,7 kg
  • Original price approx.: 1'400 DM


Connections

  • Number of inputs:
    • Phono 1 MM: 1.8 mV, max. 300 mV.
      • Input impedance switchable: 47 kOhm / 100 kOhm
    • Phono 2 MC: 90 µV / 100 Ohm, max. 15 mV
    • Tuner: 126 mV, 20 kOhm
    • Aux 2: 126 mV, 20 kOhm
    • Tape Play 1, 2: 126 mV, 20 kOhm
    • Main In: 1.5 V, 50 kOhm
  • Number of outputs:
    • Tape Rec 1, 2: 126 mV, 10 kOhm, max. 19 V
    • Pre out: 2 V, 1 kOhm, max. 8 V
    • Headphones: 4 - 32 Ohm
    • 2 speaker pairs


Technical Data

  • Continuous power (at distortion factor)
    • 8 Ohm: 2x 70 Watt (20 Hz - 20'000 Hz)
    • 4 Ohm: 2x 90 Watt (1 kHz)
  • Dynamic power
    • 8 Ohm:
    • 4 Ohm:
  • Frequency response:
    • Phono: 20 Hz - 20'000 Hz, ± 0,2 dB
    • High Level: 2 Hz - 200 000 Hz, + 0 - 3 dB
  • Total harmonic distortion: 0.005 % at nominal output power
  • Attenuation factor 50 at 50 Hz
  • External voltage spacing (A-weighted)
    • Power amplifier 115 dB
    • Disc (Headamp off) MM 85dB

Disc (Headamp +26dB) MC 72dB Tuner, Line, Tape Play 100dB

  • Tone control
    • Bass:
    • Tweeter:
  • Loudness compensation (volume control set to -30dB).
    • 1: +3dB at 100 Hz
    • 2: +8dB at 100 Hz, +6dB at 20kHz
  • Subsonic filter 17Hz, -12dB/octave
  • Mute -20dB


Special Features

  • MC input


Remarks[edit]

  • All inputs are controlled by relays, therefore very short signal paths.
  • Symmetrical circuit design from input to output
  • DC servo system for continuous direct coupling from MC input to output
  • Pre-amplifier with very wide dynamic range
  • Both stereo channels are built independently from each other
  • Brushed solid aluminum front panel and side panels
  • Computer-controlled controls
  • Push-button control for input selection
  • Additional output for active subwoofer amplifier with variable crossover frequency


Pictures[edit]

  • Picture: Accuphase E-203

Accuphase-e203.jpg


  • Excerpt from brochure: Accuphase E-203

Accuphase E-203-Prospekt-1.jpg


Reports[edit]

  • Audio 11/1980


Links[edit]