Akai GX-747-DBX
Data[edit]
General
- Manufacturer: Akai
- Model: GX-747 DBX
- Type: Tape machine
- Years of manufacture: 1982 - 1984
- Made in: Japan
- Color: Silver, Black
- Remote control: yes, either cable remote control RC-21 or infrared RC-90
- Power consumption: 80 W
- Dimensions: 440 x 493 x 256 mm (WxHxD)
- Weight: 23,2 kg
- Original price approx.: 3'100 DM
- Optional accessories:
- RC-21 wired remote control: 6'000 Yen (Japan, 1982), equivalent to about 90 DM
- RC-90 Infrared remote control: 18'000 Yen (Japan, 1982), equals about 270 DM
DC-635 hood:
- RH-12-J NAB adapter:
- AH-15-J Head Demagnetizer:
- OR-100 Rack:
Connectors
- 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:
- DBX Off: > 63 dB (19cm/s
- DBX On: > 100 dB (19cm/s)
- DBX On: > 128 dB (19cm/s, 1Khz)
- External voltage spacing: ~60 dB
- Distortion: <0.4% at 19.0 cm/ s
- Equalization:
- Crosstalk attenuation:
- Cancellation attenuation:
- Premagnetization and extinction frequency:
Special Features
- Auto-Reverse
- DBX
- Pitch Control
- Timer Start
- Bias Adjust
- Auto Mute
Remarks[edit]
- Other models in the same series:
Pictures[edit]
- Image: Akai GX-747 DBX in black
- Picture: Akai GX-747 DBX in Silver
Reviews[edit]
Links[edit]
- External link to website "The Vintage Knob": [[1]]