Akai X-360D

The Akai X-360D reel to reel tape deck is a professional-quality, 4-track, 2-channel stereo/monaural quarter-track recorder produced around 1970-1971. Key technical details include:

• Track System: 4-track, 2-channel stereo/monaural quarter-track system with cross-field bias heads

• Tape Speeds: 1⅞, 3¾, 7½ IPS, with 15 IPS available via optional capstan sleeve and pinch roller kit

• Motors: Three motors – two reel drive motors (6-pole eddy current brakes) and one 3-speed hysteresis synchronous capstan motor

• Frequency Response: 30 Hz to 23 kHz (±3 dB) at 7½ IPS

• Wow & Flutter: 0.04% at 7½ IPS

• Signal-to-Noise Ratio: Approximately 50 dB

• Total Harmonic Distortion: 1.5%

• Inputs: Line (50 mV), DIN (5 mV low, 50 mV high), Microphone (0.5 mV)

• Outputs: Line output (1.23 V), DIN (0.4 V), headphone output

• Output Power: No built-in amplifier or speakers in X-360D (X-360 includes amplifier)

• Dimensions: 444 x 406 x 254 mm

• Weight: 25 kg

• Additional Features:
  Auto-reverse playback via reversible capstan motor and movable playback head (reverse recording not supported)
  Unique “Automatic Dust-minder” head cleaning indicator based on treble response drop detection
  Comput-O-Matic automatic record level control
  Fast magnetic tape braking for quick stops and reversals
  Durable wood and metal cabinet with fine oil finish

• Noted for solid build quality and long-term reliability as a serious consumer and semi-professional recorder, demanding occasional head cleaning and capstan maintenance for best performance.