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Akai GX-635


Track format

4 track

Reel Size, max.

26,5

Tape Speed, cm/s

19-9,5

Frequency, Hz (19 cm/s)

30-27000

Wow & Flutter, % WRMS

0,03

Signal to Noise ratio, -dB

62

Heads

6

Motors

3

Weight, kg

21

Dimensions (Wx H)

440x483

Year

1978

Price: € 1600

Akai GX-635

Track System: 4 track 2 channel stereo/monaural system

Reel Capacity: Up to 10-1/2" reel

 

Tape Speed:

19 cm/s ±0.8% (7-1/2 ips.)

9.5 cm/s ±1.0% (3-3/4 ips.) (Pitch control: more than ±6%)

 

Wow & Flutter:

Less than 0.03% WRMS at 19 cm/s

Less than 0.04% WRMS at 9.5 cm/s

Less than 0.08% DIN 45500 at 19 cm/s

Less than 0.10% DIN 45500 at 9.5 cm/s

 

Frequency Response (30 to 27,000 Hz ±3 dB at 19 cm/s using WR Tape):

30 to 21,000 Hz ±3 dB at 9.5 cm/s using WR Tape

30 to 25,000 Hz ±3 dB at 19 cm/s using LN Tape

30 to 19,000 Hz ±3 dB at 9.5 cm/s using LN Tape

 

Distortion (1,000 Hz "0" VU): Less than 0.5% at 19 cm/s

Signal to Noise Ratio: Better than 62 dB DIN 45500

Dolby NR Switch ON: Improves up to 10 dB above 5 kHz

 

Erase Ratio: Better than 70 dB (at 1,000 Hz)

Cross Talk: Better than 40 dB (at 1,000 Hz)

Channel Separation: Better than 55 dB (at 1,000 Hz)

Bias Frequency: 100 kHz

 

Heads:

2 GX Recording Heads

2 GX Playback Heads

2 Erase Heads

 

Motors:

1 AC Servo Motor for Capstan Drive

2 AC Eddy Current Motors for Reel Drive

Real Time Counter: Up to 99 min. 59 sec, Less than ±1.5%

Ff. & Rwd. Time: 120 sec. using 550 m (1,800 ft.) Tape

 

Output Jacks:

GX-635D: Line (2): 0.775V (0 VU)

GX-635DB: Line (2): 0.58V (0 VU)

Required load impedance: more than 20 kohms; Phone (1): 100 mV/8 ohms

 

Input Jacks:

Microphone (2); 0.25 mV

Required microphone impedance: 600 ohms

Line (2): 70 mV impedance 100 kohms

Din Jack: Input 2.0 mV; impedance 10 kohms; Output 0.3V

 

Power Requirement: 220/240V, 50 Hz

Dimensions: 440x483x256 mm

Weight: 21 kg

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