Difference between revisions of "Akai GX-747"

 
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== Daten ==
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== Data ==
'''''AKAI Bandmaschine GX-747''''' (Stereo Tape Deck)
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{{navigation}}
{{Navigation}}
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'''General'''
 +
* Manufacturer: [[Akai]]
 +
* Model: GX-747
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* Type: Tape machine
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* Years of manufacture: 1981 - 1984
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* Made in: Japan
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* Color: Silver, Black
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* Remote control: yes, RC-90 wired
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* Power consumption: 80 W
 +
* Dimensions: 440 x 483 x 256 mm (WxHxD)
 +
* Weight: 21 kg
 +
* Original price approx.: 2'900 DM
  
  
'''Allgemein'''
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'''Connections'''
* Hersteller: [[Akai]]
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* Number of outputs:
* Modell: GX-747
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** Line 0.775 V at 0 VU
* Baujahre: 1982
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DIN 0.3 V
* Hergestellt in:
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** Headphone 6,3 mm jack
* Farbe: silber, schwarz
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* Number of inputs:
* Fernbedienung: ja, kabelgebunden
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** Microphone 0.25 mV (5.0 kohm) 2x 6.3 jack
* Leistungsaufnahme: 110 V, 120 V, 220 V, 240 V, 50/ 60 Hz
 
* Abmessungen: 44,0 x 48,3 x 25,6 cm
 
* Gewicht:  23,2 Kg / 21 Kg
 
* Neupreis ca.: 2.900,- DM
 
 
 
 
 
'''Anschlüsse'''
 
* Anzahl der Ausgänge:
 
** Line 0,775 V bei 0 VU
 
** DIN 0,3 V
 
** Kopfhörer 6,3 mm Klinke
 
* Anzahl der Eingänge:
 
** Mikrofon 0,25 mV (5,0 kohm) 2x 6,3 Klinke
 
 
** Line 70 mV
 
** Line 70 mV
** DIN 2,0 mV
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** DIN 2.0 mV
  
  
'''Technische Daten'''
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'''Technical Data'''
* max. Spulendurchmesser: 26,8 cm
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* Max. coil diameter: 26,8 cm
* Antrieb: 3 Motoren
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* Drive: 3 motors
** AC Servo Motor für Capstan-drive 1x
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AC Servo Motor for Capstan-drive 1x
** AC Eddy current Motor for Reel 2x  
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AC Eddy current Motor for Reel 2x  
* Köpfe: 6x
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* Heads: 6x
** 2x GX Köpfe Aufnahme
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2x GX heads recording
** 2x GX Köpfe Wiedergabe
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** 2x GX heads playback
** 2x Löschköpfe  
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** 2x erase heads  
* Spuren: Viertelspur, 2-Kanal, Stereo
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* Tracks: Quarter track, 2-channel, stereo
* Bandgeschwindigkeiten:
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* Tape speeds:
** 19,0 cm/ s ± 0,8 %
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** 19.0 cm/ s ± 0.8 %
 
** 9,5 cm/ s ± 1,0 %
 
** 9,5 cm/ s ± 1,0 %
* Schlupf:
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* Synchronisation fluctuations:
* Gleichlaufschwankungen:
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** <0.03 % WRMS, 0.07 % DIN 45500 at 19.0 cm/ s
** <0,03 % WRMS, 0,07 % DIN 45500 bei 19,0 cm/ s
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** &lt;0.04 % WRMS, 0.09 % DIN 45500 at 9.5 cm/ s
** <0,04 % WRMS, 0,09 % DIN 45500 bei 9,5 cm/ s
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* Frequency response:
* Frequenzgang:
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** 25 - 33,000 Hz ± 3 dB at 19.0 cm/ s
** 25 - 33.000 Hz ± 3 dB bei 19,0 cm/ s
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25 - 26,000 Hz ± 3 dB (0 VU)
** 25 - 26.000 Hz ± 3 dB (0 VU)
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** 25 - 25,000 Hz ± 3 dB at 9.5 cm/ s
** 25 - 25.000 Hz ± 3 dB bei 9,5 cm/ s
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** 25 - 15,000 Hz ± 3 dB (0 VU)
** 25 - 15.000 Hz ± 3 dB (0 VU)
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* Signal-to-noise ratio: &lt;65 dB at 19.0 cm/ s (DIN45500)
* Signalrauschabstand: <65 dB bei 19,0 cm/ s (DIN45500)
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* Signal-to-noise ratio: ~60 dB
* Fremdspannungsabstand: ~60 dB
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* Distortion factor: &lt;0.4 % at 19.0 cm/ s
* Klirrfaktor: <0,4 % bei 19,0 cm/ s
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* Equalization:
* Entzerrung:
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* Crosstalk attenuation:
* Übersprechdämpfung:
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* Cancellation attenuation:
* Löschdämpfung:
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* Premagnetization and extinction frequency:
* Vormagnetisierungs- und Löschfrequenz:
 
  
  
'''Besondere Ausstattungen'''
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'''Special Features'''
 
* Auto-Reverse
 
* Auto-Reverse
 
* Pitch Control
 
* Pitch Control
Line 67: Line 64:
 
* Auto Mute
 
* Auto Mute
  
== Bemerkungen ==
 
Weitere Modelle der gleichen Serie:
 
  
== Bilder ==
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== Remarks ==
[[Bild:Akai GX-747 1.jpg]]
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* Other models in the same series:
[[Bild:Akai GX-747 2.jpg]]
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** [[Akai GX-4000 D]]
{{Bild Audioscope}}
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** [[Akai GX-77]]
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** [[Akai GX-625 D]]
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** [[Akai GX-636 D]]
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** [[Akai GX-636 DB]]
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** [[Akai GX-646]]
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** [[Akai GX-747]]
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** [[Akai GX-747-DBX]]
 +
 
 +
 
 +
== Pictures ==
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* [[Image: Akai GX-747
 +
[[Image:Akai GX-747 1.jpg]]
 +
 
 +
 
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* Image: Akai GX-747
 +
[[Image:Akai GX-747 2.jpg]]
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{{image audioscope}}
 +
 
 +
 
 +
 
 +
 
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* Excerpt from brochure: Akai GX-747
 +
[[Datei:Akai GX-747-Prospekt-1.jpg]]
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 +
 
 +
== Reports ==
 +
* Test report / comparison: [[https://www.tonband.net/test1.php]] vs.
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** [[Akai GX-747]]
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** [[ASC AS 6002]]
 +
** [[Tandberg TD-20A SE]]
 +
** [[Teac X-1000 R]]
  
== Berichte ==
 
  
 
== Links ==
 
== Links ==
 +
* Technical data at "Mackers": [[http://www.mackern.de/index.php/2016/09/29/akai-gx-747/]]
 +
  
[[Kategorie:Bandmaschinen]]
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[[Category:Tape Machines]]

Latest revision as of 00:03, 9 August 2018

Data[edit]

General

  • Manufacturer: Akai
  • Model: GX-747
  • Type: Tape machine
  • Years of manufacture: 1981 - 1984
  • Made in: Japan
  • Color: Silver, Black
  • Remote control: yes, RC-90 wired
  • Power consumption: 80 W
  • Dimensions: 440 x 483 x 256 mm (WxHxD)
  • Weight: 21 kg
  • Original price approx.: 2'900 DM


Connections

  • Number of outputs:
    • Line 0.775 V at 0 VU

DIN 0.3 V

    • Headphone 6,3 mm jack
  • Number of inputs:
    • Microphone 0.25 mV (5.0 kohm) 2x 6.3 jack
    • Line 70 mV
    • DIN 2.0 mV


Technical Data

  • Max. coil diameter: 26,8 cm
  • Drive: 3 motors

AC Servo Motor for Capstan-drive 1x AC Eddy current Motor for Reel 2x

  • Heads: 6x

2x GX heads recording

    • 2x GX heads playback
    • 2x erase heads
  • Tracks: Quarter track, 2-channel, stereo
  • Tape speeds:
    • 19.0 cm/ s ± 0.8 %
    • 9,5 cm/ s ± 1,0 %
  • Synchronisation fluctuations:
    • <0.03 % WRMS, 0.07 % DIN 45500 at 19.0 cm/ s
    • <0.04 % WRMS, 0.09 % DIN 45500 at 9.5 cm/ s
  • Frequency response:
    • 25 - 33,000 Hz ± 3 dB at 19.0 cm/ s

25 - 26,000 Hz ± 3 dB (0 VU)

    • 25 - 25,000 Hz ± 3 dB at 9.5 cm/ s
    • 25 - 15,000 Hz ± 3 dB (0 VU)
  • Signal-to-noise ratio: <65 dB at 19.0 cm/ s (DIN45500)
  • Signal-to-noise ratio: ~60 dB
  • Distortion factor: <0.4 % at 19.0 cm/ s
  • Equalization:
  • Crosstalk attenuation:
  • Cancellation attenuation:
  • Premagnetization and extinction frequency:


Special Features

  • Auto-Reverse
  • Pitch Control
  • Timer Start
  • Bias Adjust
  • Auto Mute


Remarks[edit]


Pictures[edit]

  • [[Image: Akai GX-747

Akai GX-747 1.jpg


  • Image: Akai GX-747

Akai GX-747 2.jpg Template:Image audioscope



  • Excerpt from brochure: Akai GX-747

Datei:Akai GX-747-Prospekt-1.jpg


Reports[edit]


Links[edit]

  • Technical data at "Mackers": [[2]]