Difference between revisions of "Accuphase E-203"
 
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__NOTOC__
 
__NOTOC__
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== Daten ==
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== Data ==
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{{Navigation}}
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{{navigation}}
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'''Allgemein:'''
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'''General:'''
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* Hersteller: [[Accuphase]]
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* Manufacturer: [[Accuphase]]
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* Modell: E-203
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* Model: E-203
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* Typ: Vollverstärker
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* Type: Integrated amplifier
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* Bauzeitraum: etwa 1980 vgl. Bericht Audio
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* Construction period: 1979 - 1983
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* Farbe: Silber
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* Color: Silver
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* Strom: 220 V, 50 Hz, XXX Watt (Europa)
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* Power consumption: 300 W max.
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* Abmessungen(BxHxT)   cm
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* Dimensions(WxHxD): 445 x 128 x 370 mm
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* Gewicht: x,x kg
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* Weight: 14,7 kg
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* Baujahr ca.:  
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* Original price approx.: 1'400 DM
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* Neupreis:
 
  
  
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'''Technische Daten:'''  
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'''Connections'''
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* Eingänge:  
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* Number of inputs:
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** Phono MM:  
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** Phono 1 MM: 1.8 mV, max. 300 mV.
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** Phono MC:
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*** Input impedance switchable: 47 kOhm / 100 kOhm
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** Tuner, AUX
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** Phono 2 MC: 90 µV / 100 Ohm, max. 15 mV
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* Ausgang: 2 Boxenpaare schaltbar
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** Tuner: 126 mV, 20 kOhm
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* Ausgangsleistung: XX Watt
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** Aux 2: 126 mV, 20 kOhm
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**     Watt pro Kanal bei 8 Ohm, 20- 20.000 Hz nicht mehr als ? % Klirrfaktor
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** Tape Play 1, 2: 126 mV, 20 kOhm
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**     Watt pro Kanal bei 8 Ohm, 1 khz nicht mehr als ? % Klirrfaktor
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** Main In: 1.5 V, 50 kOhm
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**     Watt pro Kanal bei 8 Ohm, 1 khz, ? % Klirrfaktor
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* Number of outputs:
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* Leistungsbandbreite:
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** Tape Rec 1, 2: 126 mV, 10 kOhm, max. 19 V
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* Frequenzkarakteristik:
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** Pre out: 2 V, 1 kOhm, max. 8 V
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* Signalrauschabstand:
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** Headphones: 4 - 32 Ohm
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** MM:     dB
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** 2 speaker pairs
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** MC:     dB
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** Line:   dB
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* Dämpfungsfaktor:
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'''Technical Data'''
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* Klirrfaktor:
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* Continuous power (at distortion factor)
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* Klangregler:
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** 8 Ohm: 2x 70 Watt (20 Hz - 20'000 Hz)
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** Höhen:
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** 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:
 
** 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
  
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'''Besonderheiten'''
 
  
 +
== 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
  
  
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== Bemerkungen ==
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==Pictures==
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* Alle Eingänge werden über Relais angesteuert, daher sehr kurze Signalwege
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* Picture: Accuphase E-203
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* Symmetrischer Schaltungsaufbau vom Eingang bis zum Ausgang
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[[File:Accuphase-e203.jpg]]
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* Gleichstrom-Servo System für durchgehende Direktkopplung vom MC-Eingang bis Ausgang
 
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* Vor-Vorverstärker mit sehr großem Dynamikbereich
 
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* Beide Stereokanäle sind voneinander unabhängig aufgebaut
 
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• Frontplatte und Seitenblenden aus gebürstetem massivem Aluminium
 
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* Computerkontrollierte Bedienelemente
 
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* Tipptastensteuerung für die Eingangswahl
 
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* Zusätzlicher Ausgang für aktiven Subwoofer Verstärker mit variabler Trennfrequenz
 
  
  
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==Bilder==
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* Excerpt from brochure: Accuphase E-203
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* Bild: Accuphase E-203
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[[File:Accuphase E-203-Prospekt-1.jpg]]
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[[Datei:Accuphase-e203.jpg]]
 
  
  
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== Berichte ==
+
== Reports ==
 
* Audio 11/1980
 
* Audio 11/1980
  
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[[Kategorie:Vollverstärker]]
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[[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]


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