Akai GX-280

Data

General

• Manufacturer: Akai
• Model: GX-280
• Years of manufacture: 1970 - 1973
• Made in: Japan
• Color: silver, case wood walnut
• Type: 3-head coil tape with built-in amplifier and speakers
• Remote control: RC-16 wired remote control
• Power consumption: 130 W
• Dimensions: 445 x 460 x 260 mm (WxHxD)
• Weight: 23 kg
• Original price approx.: 2'550 DM

Connections

• Number of inputs:
  • Microphone: 0.8 mV, 10 kOhm

Line: 150 mV, 150 kOhm

• • DIN: switchable
  • Low: 5 mV
  • High: 40 mV
• Number of outputs:
  • Line: 50 mV
  • DIN: 10 mV
  • Headphones:

Specifications

• Max. coil diameter: 18 cm
• Drive: 3 motors

1x hysteresis synchronous capstan motor

• • 2x 6-pole external rotor winding motors
• Heads: 3 (glass heads for recording and playback, 1 ferrite erase head)
• Tracks: 4
• Tape speeds: 2
  • 9.5 cm/s
  • 19 cm/s
• Slip:
• Synchronous fluctuations:
  • < 0.12% RMS (9.5 cm/s)
  • < 0.08% RMS (19 cm/s)
• Pitch fluctuations:
• Overall frequency response:
  • 30Hz-19kHz ±3 dB (9.5 cm/s).
  • 30Hz-24kHz ±3 dB (19 cm/s)
• Signal-to-noise ratio: > 50 dB
• External voltage spacing:
• Distortion factor: < 2 % (1 kHz)
• Entzerrung: nach NARTB
• Übersprechdämpfung:
  • Mono: >70 dB

Stereo: > 50 dB

• Cancellation attenuation: > 70 dB
• Premagnetization and erasure frequency: 100 kHz
• Rewind time: 75 seconds for 370m band

Technical Specifications Amplifier Section The GX-280D does not have an amplifier section ***

• Continuous power:
  • 8 Ohm: 10 Watts (5+5W).
  • 4 Ohm:
• Dynamic power:
  • 8 Ohm: 20 Watt (10+10W)
  • 4 Ohm:
• Tone control: Yes
  • Bass:
  • Treble:
• Speaker: L/R, each 10cm round

Special Features

• Glass heads
• Model with built-in amplifier and speakers
• Magnetic brakes
• Automatic limit stop

Remarks

• Other models in the same series:
• Akai 1710 L
• Akai 1710 W
• Akai 4000
• Akai 4000 D
• Akai 4000 DS
• Akai GX-220
• Akai GX-220 D
• Akai GX-280
• Akai GX-280 D
• Akai GX-365
• Akai GX-365 D
• Akai M-10 L/W
• Akai X-150 D
• Akai X-200 D
• Akai X-300
• Akai X-330
• Akai X-330 D
• Akai X-360
• Akai X-360 D
• Akai X-1800 SD
• Akai X-2000 SD
• Akai X-5000 L/W

Pictures

• Excerpt from brochure: Akai GX-280

• Original wired remote control RC-16 in packaging

• Original wired remote control RC-16

• Original 18cm Akai metal coil

• Original 18cm Akai deluxe metal coil front panel.

• Original 18cm Akai deluxe metal coil back side.

Links

• External link: Japanese data sheet 1970: [1]</2>