The Akai GX-747 is a professional quality tape recorder.
Track system: 4 track 2 channel stereo system
Reel capacity: Up to 10"
Heads: GX heads for recording and playback
Motors: AC servo for capstan, AC eddy for reel drive
Tape speed: 19/9.5cm second
Wow and flutter: less than 0.03% WRMS
Signal to noise ratio: better than 65dB
Harmonic distortion: less than 0.4% at 19 cm/s