Difference between revisions of "Akai GX-747"
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__NOTOC__ | __NOTOC__ | ||
| − | == | + | == Data == |
| − | {{ | + | {{navigation}} |
| − | ''' | + | '''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 | + | ** 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 | ** Line 70 mV | ||
| − | ** DIN 2 | + | ** DIN 2.0 mV |
| − | ''' | + | '''Technical Data''' |
| − | * Max. | + | * 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 | + | ** 2x GX heads playback |
| − | ** 2x | + | ** 2x erase heads |
| − | * | + | * Tracks: Quarter track, 2-channel, stereo |
| − | * | + | * Tape speeds: |
| − | ** 19 | + | ** 19.0 cm/ s ± 0.8 % |
** 9,5 cm/ s ± 1,0 % | ** 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 | + | ** 25 - 33,000 Hz ± 3 dB at 19.0 cm/ s |
| − | + | 25 - 26,000 Hz ± 3 dB (0 VU) | |
| − | ** 25 - 25 | + | ** 25 - 25,000 Hz ± 3 dB at 9.5 cm/ s |
| − | ** 25 - 15 | + | ** 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 | * Auto-Reverse | ||
* Pitch Control | * Pitch Control | ||
| Line 65: | Line 65: | ||
| − | == | + | == Remarks == |
| − | * | + | * Other models in the same series: |
** [[Akai GX-4000 D]] | ** [[Akai GX-4000 D]] | ||
| − | ** [[Akai GX-77 | + | ** [[Akai GX-77]] |
** [[Akai GX-625 D]] | ** [[Akai GX-625 D]] | ||
** [[Akai GX-636 D]] | ** [[Akai GX-636 D]] | ||
| Line 77: | Line 77: | ||
| − | == | + | == Pictures == |
| − | * | + | * [[Image: Akai GX-747 |
| − | [[ | + | [[Image:Akai GX-747 1.jpg]] |
| − | * | + | * Image: Akai GX-747 |
| − | [[ | + | [[Image:Akai GX-747 2.jpg]] |
| − | {{ | + | {{image audioscope}} |
| − | * | + | * Excerpt from brochure: Akai GX-747 |
[[Datei:Akai GX-747-Prospekt-1.jpg]] | [[Datei:Akai GX-747-Prospekt-1.jpg]] | ||
| − | == | + | == Reports == |
| − | * | + | * Test report / comparison: [[https://www.tonband.net/test1.php]] vs. |
** [[Akai GX-747]] | ** [[Akai GX-747]] | ||
** [[ASC AS 6002]] | ** [[ASC AS 6002]] | ||
| Line 102: | Line 102: | ||
== Links == | == Links == | ||
| − | * | + | * Technical data at "Mackers": [[http://www.mackern.de/index.php/2016/09/29/akai-gx-747/]] |
| − | [[ | + | [[Category:Tape Machines]] |
Latest revision as of 01:03, 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]
- Other models in the same series:
Pictures[edit]
- [[Image: Akai GX-747
- Image: Akai GX-747
- Excerpt from brochure: Akai GX-747
Datei:Akai GX-747-Prospekt-1.jpg
Reports[edit]
- Test report / comparison: [[1]] vs.
Links[edit]
- Technical data at "Mackers": [[2]]