Difference between revisions of "Akai GX-747"
 
(30 intermediate revisions by 4 users not shown)
Line 1: Line 1:
 
__NOTOC__
 
__NOTOC__
−
== Daten ==
+
== Data ==
−
'''''AKAI Bandmaschine GX-747'''''
+
{{navigation}}
−
{{Navigation}}
+
'''General'''
−
'''Allgemein'''
+
* Manufacturer: [[Akai]]
−
* Hersteller: [[Akai]]
+
* Model: GX-747
−
* Modell: GX-747
+
* Type: Tape machine
−
* Baujahre: 1982
+
* Years of manufacture: 1981 - 1984
−
* Hergestellt in:
+
* Made in: Japan
−
* Farbe:
+
* Color: Silver, Black
−
* Fernbedienung:
+
* Remote control: yes, RC-90 wired
−
* Leistungsaufnahme:  
+
* Power consumption: 80 W
−
* Abmessungen: 44,0 x 49,3 x 25,6 cm / 44 x 48,3 x 25,6 cm
+
* Dimensions: 440 x 483 x 256 mm (WxHxD)
−
* Gewicht: 23,2kg / 21kg
+
* Weight: 21 kg
−
* Neupreis ca.: 2900 DM
+
* Original price approx.: 2'900 DM
  
−
'''Anschlüsse'''
 
−
* Anzahl der Ausgänge:
 
−
** Ausgänge hier aufzählen
 
−
* Anzahl der Eingänge:
 
−
** Mikrofon
 
  
−
'''Technische Daten'''
+
'''Connections'''
−
* max. Spulendurchmesser: 26 cm
+
* Number of outputs:
−
* Antrieb: 3 Motoren
+
** Line 0.775 V at 0 VU
−
** AC Servo Motor für Capstan-drive 1x
+
DIN 0.3 V
−
** AC Eddy current Motor for Reel 2x
+
** Headphone 6,3 mm jack
−
* Köpfe: 6x
+
* Number of inputs:
−
** 2x GX Köpfe Aufnahme
+
** Microphone 0.25 mV (5.0 kohm) 2x 6.3 jack
−
** 2x GX Köpfe Wiedergabe
+
** Line 70 mV
−
** 2x Löschköpfe 
+
** DIN 2.0 mV
−
* Spuren: Viertelspur, 2-Kanal, Stereo
 
−
* Bandgeschwindigkeiten:
 
−
** 19,0 cm/ s +- 0,8 %
 
−
** 9,5 cm/ s +- 1,0 %
 
−
* Schlupf:
 
−
* Gleichlaufschwankungen:
 
−
** <0,03 % WRMS, 0,07 % DIN 45500 bei 19,0 cm/ s
 
−
** <0,04 % WRMS, 0,09 % DIN 45500 bei 9,5 cm/ s
 
−
* Frequenzgang:
 
−
** 25 - 33.000 Hz +- 3 dB bei 19,0 cm/ s
 
−
** 25 - 26.000 Hz +- 3 dB (0 VU)
 
−
** 25 - 25.000 Hz +- 3 dB bei 9,5 cm/ s
 
−
** 25 - 15.000 Hz +- 3 dB (0 VU)
 
−
* Signalrauschabstand: <65 dB bei 19,0 cm/ s (DIN45500)
 
−
* Fremdspannungsabstand: ~60 dB
 
−
* Klirrfaktor: <0,4 % bei 19,0 cm/ s
 
−
* Entzerrung:
 
−
* Übersprechdämpfung:
 
−
* Löschdämpfung:
 
−
* Vormagnetisierungs- und Löschfrequenz:
 
  
−
'''Besondere Ausstattungen'''
+
 
 +
'''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:
 +
** &lt;0.03 % WRMS, 0.07 % DIN 45500 at 19.0 cm/ s
 +
** &lt;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: &lt;65 dB at 19.0 cm/ s (DIN45500)
 +
* Signal-to-noise ratio: ~60 dB
 +
* Distortion factor: &lt;0.4 % at 19.0 cm/ s
 +
* Equalization:
 +
* Crosstalk attenuation:
 +
* Cancellation attenuation:
 +
* Premagnetization and extinction frequency:
 +
 
 +
 
 +
'''Special Features'''
 
* Auto-Reverse
 
* Auto-Reverse
 +
* Pitch Control
 +
* Timer Start
 +
* Bias Adjust
 +
* Auto Mute
 +
 +
 +
== Remarks ==
 +
* Other models in the same series:
 +
** [[Akai GX-4000 D]]
 +
** [[Akai GX-77]]
 +
** [[Akai GX-625 D]]
 +
** [[Akai GX-636 D]]
 +
** [[Akai GX-636 DB]]
 +
** [[Akai GX-646]]
 +
** [[Akai GX-747]]
 +
** [[Akai GX-747-DBX]]
 +
 +
 +
== Pictures ==
 +
* [[Image: Akai GX-747
 +
[[Image:Akai GX-747 1.jpg]]
 +
 +
 +
* Image: Akai GX-747
 +
[[Image:Akai GX-747 2.jpg]]
 +
{{image audioscope}}
 +
  
−
== Bemerkungen ==
 
−
Weitere Modelle der gleichen Serie:
 
  
−
== Bilder ==
 
−
[[Bild:Akai GX-747 1.jpg]]
 
−
[[Bild:Akai GX-747 2.jpg]]
 
−
{{Bild Audioscope}}
 
  
−
== Berichte ==
+
* Excerpt from brochure: Akai GX-747
 +
[[Datei:Akai GX-747-Prospekt-1.jpg]]
 +
 
 +
 
 +
== Reports ==
 +
* Test report / comparison: [[https://www.tonband.net/test1.php]] vs.
 +
** [[Akai GX-747]]
 +
** [[ASC AS 6002]]
 +
** [[Tandberg TD-20A SE]]
 +
** [[Teac X-1000 R]]
 +
 
  
 
== Links ==
 
== Links ==
 +
* Technical data at "Mackers": [[http://www.mackern.de/index.php/2016/09/29/akai-gx-747/]]
 +
  
−
[[Kategorie:Bandmaschinen]]
+
[[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]]
Retrieved from "https://hifi-wiki.com/index.php?title=Akai_GX-747&oldid=139611"