Akai 4000DS Mk2

Tape recorder 4 track,
2 channels
Coil capacity: up to 18cm
Tape speed: 19/9.5cm/s (+/-2%)
Flicker/flutter:>0.12% WRMS/19cm/s
less than 0.15% WRMS/9.5 cm/s
Frequency Response:
30/23KHz (+/- 3dB)/19cm/s
30/16KHz (+/- 3dB)/9.5cm/s
Distortion: +/- 1% (1Khz) band LN
Signal to Noise Ratio: >56 dB
Erasing report:>70 dB
Magnetizing frequency: 100 kHz,
3 heads,
Recording, playback, Blanked
Engine: 3-pole induction
Time winding/rewinding:
200 seconds with 370 m band
Dimensions: 407x314x196 mm
Weight: 11.10 kg