Difference between revisions of "Onkyo A-8780"
 
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'''Allgemein'''  
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__NOTOC__
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== Data ==
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{{navigation}}
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'''General'''  
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* Manufacturer: [[Onkyo]]
 +
* Model: A-8780 / AR-700 = international designation
 +
* Type: Integrated amplifier
 +
* Years of manufacture: 1990 - 1992
 +
* Color: only in black
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* Remote control: yes ( RC 180 S )
 +
* Power consumption: 360 W
 +
* Dimensions: 435 x 157 x 391 mm (WxHxD)
 +
* Weight: 14.5 kg
 +
* New price approx.: 1'200 DM
  
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Hersteller: Onkyo
 
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Modell: A-8780
 
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Baujahre: 1990/91
 
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Typ: Vollverstärker
 
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Fernbedienung: ja
 
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Leistungsaufnahme:
 
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Abmessungen: 435 x 157 x 391
 
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Gewicht: 14,5 kg
 
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Farbe: silber, schwarz
 
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Neupreis ca.: 1.200 DM
 
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'''Anschlüsse'''
 
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Anzahl der Eingänge: 8 (Cinch)
 
  
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'''Connections'''
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* Number of inputs: 8 (Cinch)
 
Phono (MM/MC)  
 
Phono (MM/MC)  
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** Tuner
 +
** CD
 +
** Tape 1+2
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** Dat
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** Aux 1+2
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* Number of outputs: 4
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** Headphones (6,3mm jack)
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** Tape Rec. 1+2
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** Dat Rec.
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** (2x loudspeaker)
  
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Tuner
 
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CD
 
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Tape 1+2
 
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Dat
 
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Aux 1+2
 
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Anzahl der Ausgänge: 4
 
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Kopfhörer (6,3mm Klinke)
 
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Tape Rec. 1+2
 
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Dat Rec.
 
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(2x Lautsprecher)
 
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'''Technische Daten'''
 
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Dauerleistung:
 
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4 Ohm: 160W (DIN)
 
  
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Dynamikleistung:  
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'''Technical Data'''
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* Continuous power:  
 +
** 8 Ohm: 2x 105W
 +
** 4 Ohm: 2x 160W 1KHz(DIN)
 +
Dynamic power:
 +
** 8 Ohm: 2x 160W
 +
** 4 Ohm: 2x 240W
 +
* Filtering: 2x 18000 mF ( 63V )
 +
* Total harmonic distortion: 0,008% * Attenuation factor: 150
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* Attenuation factor: 150 (at 8 Ohm)
 +
* Input (Sensitivity/Impedance)
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** Phono (MM): 2.5 mV / 50 kOhm
 +
** Phono (MC): 160 µV / 130 Ohm
 +
CD: 150 mV / 30 kOhm
 +
** Output (level/impedance):
 +
** Rec. Out: 150 mV / 1 kOhm
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* Frequency response: 2 - 50,000 Hz (+0 dB, -1 dB).
 +
* Tone control:
 +
** Bass: ±8 dB (at 100Hz).
 +
treble: ±8 dB (at 10kHz)
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* Loudness: no
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* Subsonic: yes
 +
* Mute: yes
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* Direct/Line-Straight: yes
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* Ripple distance (shorted):
 +
* Stereo Channel Separation:
 +
* Signal-to-noise ratio: 75db (phono), 107db (CD)
  
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4 Ohm: 240W
 
  
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Gesamtklirrfaktor: 0,008%
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'''Special Features'''
 +
* Special feature on this unit was the motorized switching mechanism for Alps input selection.
 +
* All made of solid aluminium, split case bottom.
  
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Dämpfungsfaktor: 150 (bei 8 Ohm)
 
  
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Eingang (Empfindlichkeit/Impedanz)
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== Remarks ==
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* Other models in the same series:
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* [[Onkyo A-8620]]
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* [[Onkyo A-8630]]
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* [[Onkyo A-8640]]
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* [[Onkyo A-8650]]
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* [[Onkyo A-8670]]
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* [[Onkyo A-8690]]
 +
* [[Onkyo A-8990]]
  
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Phono (MM): 2,5 mV / 50 kOhm
 
  
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Phono (MC): 160 µV / 130 Ohm
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* Successors:
 +
* [[Onkyo A-8870]]
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* [[Onkyo A-9711]]
  
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CD: 150 mV / 30kOhm
 
  
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Ausgang (Pegel/Impedanz):  
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== Pictures ==
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* [[Picture: Onkyo A-8780
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[[File:Onkyo A-8780-1.jpg]]
  
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Rec. Out: 150 mV / 1 kOhm
 
  
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Frequenzgang: 2 - 50.000 Hz +0dB, -1dB
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* Picture: Onkyo A-8780
 +
http://s14.directupload.net/images/130101/5bbg2fa8.jpg
  
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Klangregelung:
 
  
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Bass: ±8dB (bei 100Hz)  
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== Reviews ==
 +
* It is similar with the A-8670. New is the remote control.
 +
* Replacement relay still available ( Omron G4W 2212P US TV5 HP 12VDC ) unit price 6-9 Euro
  
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Höhen: ±8dB (bei 10kHz)
 
  
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Loudness: nein
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'''Beärenstarke power amplifiers'''
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According to test report in stereo from 1990 : 141 W at 8 Ohm / 238 W at 4 Ohm / 351 W at 2 Ohm
 +
According to Stereoplay review : 135 W at 8 Ohm / 220 W at 4 Ohm / 300 W at 2 Ohm and at 1 Ohm
  
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Subsonic: ja
 
  
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Mute: ja
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* Competition : [[Onkyo A-8780]], [[Onkyo A-8870]], [[Pioneer A-702 R]], [[Yamaha AX-890]], [[Sony TA-F 690 ES]], [[Denon PMA-1080 R]], [[Denon PMA-1315 R]]
  
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Direct/Line-Straight: ja
 
  
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Brummspannungsabstand (kurzgeschlossen):
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== Links ==
  
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Stereokanaltrennung:
 
  
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Signalrauschabstand: 75db (Phono), 107db (CD)
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[[Category:Integrated amplifier]]

Latest revision as of 03:55, 12 April 2021

Data[edit]

General

  • Manufacturer: Onkyo
  • Model: A-8780 / AR-700 = international designation
  • Type: Integrated amplifier
  • Years of manufacture: 1990 - 1992
  • Color: only in black
  • Remote control: yes ( RC 180 S )
  • Power consumption: 360 W
  • Dimensions: 435 x 157 x 391 mm (WxHxD)
  • Weight: 14.5 kg
  • New price approx.: 1'200 DM


Connections

  • Number of inputs: 8 (Cinch)

Phono (MM/MC)

    • Tuner
    • CD
    • Tape 1+2
    • Dat
    • Aux 1+2
  • Number of outputs: 4
    • Headphones (6,3mm jack)
    • Tape Rec. 1+2
    • Dat Rec.
    • (2x loudspeaker)


Technical Data

  • Continuous power:
    • 8 Ohm: 2x 105W
    • 4 Ohm: 2x 160W 1KHz(DIN)

Dynamic power:

    • 8 Ohm: 2x 160W
    • 4 Ohm: 2x 240W
  • Filtering: 2x 18000 mF ( 63V )
  • Total harmonic distortion: 0,008% * Attenuation factor: 150
  • Attenuation factor: 150 (at 8 Ohm)
  • Input (Sensitivity/Impedance)
    • Phono (MM): 2.5 mV / 50 kOhm
    • Phono (MC): 160 µV / 130 Ohm

CD: 150 mV / 30 kOhm

    • Output (level/impedance):
    • Rec. Out: 150 mV / 1 kOhm
  • Frequency response: 2 - 50,000 Hz (+0 dB, -1 dB).
  • Tone control:
    • Bass: ±8 dB (at 100Hz).

treble: ±8 dB (at 10kHz)

  • Loudness: no
  • Subsonic: yes
  • Mute: yes
  • Direct/Line-Straight: yes
  • Ripple distance (shorted):
  • Stereo Channel Separation:
  • Signal-to-noise ratio: 75db (phono), 107db (CD)


Special Features

  • Special feature on this unit was the motorized switching mechanism for Alps input selection.
  • All made of solid aluminium, split case bottom.


Remarks[edit]



Pictures[edit]

  • [[Picture: Onkyo A-8780

Onkyo A-8780-1.jpg


  • Picture: Onkyo A-8780

5bbg2fa8.jpg


Reviews[edit]

  • It is similar with the A-8670. New is the remote control.
  • Replacement relay still available ( Omron G4W 2212P US TV5 HP 12VDC ) unit price 6-9 Euro


Beärenstarke power amplifiers According to test report in stereo from 1990 : 141 W at 8 Ohm / 238 W at 4 Ohm / 351 W at 2 Ohm According to Stereoplay review : 135 W at 8 Ohm / 220 W at 4 Ohm / 300 W at 2 Ohm and at 1 Ohm



Links[edit]

Retrieved from "https://hifi-wiki.com/index.php?title=Onkyo_A-8780&oldid=277196"