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__NOTOC__
 
__NOTOC__
== Data ==
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== Daten ==
{{navigation}}
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{{Navigation}}
'''General'''
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'''Allgemein'''
* Manufacturer: Tensai ([[Akai]])
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* Hersteller: Tensai (Akai)
* Model: TA-2045
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* Modell: TA-2045
* Year of manufacture: 1981
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* Baujahre: 1981
* Made in: Japan
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* Hergestellt in: Japan
* Colors: Dark Brown, Chrome
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* Farben: Dunkelbraun, Chrome
* Type: Analog
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* Typ: Analog
* Remote control: No
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* Fernbedienung: Nein
* Power Consumption: 250W
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* Leistungsaufnahme: 250W
* Dimensions:
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* Abmessungen:
* Weight:
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* Gewicht:
* New price approx:
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* Neupreis ca.:
  
  
'''Connections'''
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'''Anschlüsse'''
* Number of inputs: 8 + power amp.
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* Anzahl der Eingänge: 8 + Power Amp
** Phono 1 - input sensitivity: 2,5mV
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** Phono 1 - Eingangsempfindlichkeit: 2,5mV
** Phono 2 - Input sensitivity: 2,5mV
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** Phono 2 - Eingangsempfindlichkeit: 2,5mV
** Tuner - Input sensitivity: 160mV
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** Tuner - Eingangsempfindlichkeit: 160mV
** Aux 1 - Input sensitivity: 160mV
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** Aux 1 - Eingangsempfindlichkeit: 160mV
** Aux 2 - Input sensitivity: 160mV
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** Aux 2 - Eingangsempfindlichkeit: 160mV
** Tape 1 in - Input sensitivity: 160mV
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** Tape 1 in - Eingangsempfindlichkeit: 160mV
Tape 2 in - Input sensitivity: 160mV
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** Tape 2 in - Eingangsempfindlichkeit: 160mV
** Mic - Input sensitivity: 2.5mV
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** Mic - Eingangsempfindlichkeit: 2,5mV
* Number of outputs: 2 + Pre Amp
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* Anzahl der Ausgänge: 2 + Pre Amp
 
** Tape 1 out
 
** Tape 1 out
 
** Tape 2 out
 
** Tape 2 out
  
  
'''Technical Data'''
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'''Technische Daten'''
* Continuous power (at distortion factor XX)
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* Dauerleistung (bei Klirrfaktor XX)
 
** 8 Ohm: 2 x 40W
 
** 8 Ohm: 2 x 40W
4 Ohm: 2 x 60W
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** 4 Ohm: 2 x 60W
* Dynamic power
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* Dynamikleistung
 
** 8 Ohm:
 
** 8 Ohm:
 
** 4 Ohm:
 
** 4 Ohm:
* Total harmonic distortion: 0.1% (T.H.D 1W)
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* Gesamtklirrfaktor: 0,1% (T.H.D 1W)
* Attenuation factor:
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* Dämpfungsfaktor:
* Frequency Response:
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* Frequenzgang:
** Power bandwidth: 20 - 50000Hz
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** Leistungsbandbreite: 20 - 50000Hz
Frequency response: 17 - 40000Hz
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** Frequenzverhalten: 17 - 40000Hz
* Signal to noise ratio:
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* Signalrauschabstand:
 
** Phono: 70dB
 
** Phono: 70dB
 
** Mic: 65dB
 
** Mic: 65dB
Aux: 85dB
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** Aux: 85dB
* Stereo channel separation:
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* Stereokanaltrennung:
** at 1kHz: 60dB
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** bei 1kHz: 60dB
** at 10kHz: 40dB
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** bei 10kHz: 40dB
* Tone control:
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* Klangregelung:
 
** Bass: (100Hz) 10dB
 
** Bass: (100Hz) 10dB
Treble: (10kHz) 10dB
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** Höhen: (10kHz) 10dB
 
* Loudness:
 
* Loudness:
 
** 100Hz: 10dB
 
** 100Hz: 10dB
10kHz: 6dB
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** 10kHz: 6dB
 
* High Filter: 7dB/oct.
 
* High Filter: 7dB/oct.
 
* Low Filter: 7dB/oct.
 
* Low Filter: 7dB/oct.
 
* Mute: 20dB
 
* Mute: 20dB
* Direct/Line-Straight: No
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* Direct/Line-Straight: Nein
  
  
'''Special Features'''
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'''Besondere Ausstattungen'''
* Fuse circuits:
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* Sicherungsschaltungen:
** Power-on delay (Transient Kill).
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** Einschaltverzögerung (Transient Kill)
Current Limiter to protect the power transistors and the loudspeakers from short circuits and overloads.
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** Strombegrenzer (Current Limiter), um die Leistungstransistoren und die Lautsprecher vor Kuzschluss und Überlastung zu schützen
  
* Power transistors:
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* Leistungstransistoren:
 
** 2SD 428; 100V 7A 60W TO-3
 
** 2SD 428; 100V 7A 60W TO-3
** 2SB 558; 100V 7A 60W TO-3; complementary to 2SD 428
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** 2SB 558; 100V 7A 60W TO-3; ergänzend zu 2SD 428
  
== Remarks ==
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== Bemerkungen ==
Other models in the same series:
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Weitere Modelle der gleichen Serie:
  
== Pictures ==
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== Bilder ==
[[Image:TensaiTA2045Front.jpg]]
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[[Bild:TensaiTA2045Front.jpg]]
* Front view
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* Vorderansicht
  
  
[[Image:TensaiTA2045Back.jpg]]
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[[Bild:TensaiTA2045Back.jpg]]
* Rear view
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* Rückansicht
  
  
[[Image:TensaiTA2045Block.jpg]]
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[[Bild:TensaiTA2045Block.jpg]]
* Block diagram (on the top of the case).
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* Blockschaltbild (auf der Gehäuseoberseite)
  
== Reports ==
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== Berichte ==
  
 
== Links ==
 
== Links ==
  
[[Category:Integrated amplifier]]
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[[Kategorie:Vollverstärker]]

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