Akai X-500VT

The Akai X-500VT is a unique hybrid machine introduced in 1968 that combines a 4-track stereo autoreverse audio reel-to-reel recorder with a black and white video recorder using 1/4-inch tape. 

• Tape System:
  Audio Recorder: 4-track stereo autoreverse with 3¾ and 7½ IPS tape speeds.
  Video Recorder: Black and white video recording with a tape speed of 11¼ IPS.

• Heads:
  Audio: Traditional 4-track stereo heads in autoreverse configuration.
  Video: Twin rotary video heads and linear audio head for video sound.

• Tape Width: 1/4 inch (6.35 mm)

• Tape Reel Size: Uses open reels (audio and video use separate tape paths).

• Frequency Response (Audio): 30 Hz to 18 kHz ±3 dB.

• Wow and Flutter (Audio): 0.05% RMS or less at 7½ IPS, 0.08% RMS or less at 3¾ IPS.

• Signal-to-Noise Ratio: 50 dB or more audio; more than 40 dB for video signal.

• Distortion Factor (Audio): Not more than 1.5% at 1 kHz and 0 VU.

• Additional Features:
  Auto-reverse function for audio.
  Remote control enablement.
  4-digit tape counter.
  Two VU meters for level indication.
  Stereo headphone jack.
  DIN input jack with high/low input selector switch.
  M type socket for TV camera connection.

• Dimensions: Approx. 445 mm (W) x 485 mm (H) x 290 mm (D).

• Weight: About 30 kg (66 lbs).

• Market: Sold in Japan and the US (rebadged as Roberts 1000), produced in very limited quantities.

• Usage: Intended for home entertainment, combining family video capture and stereo audio recording.

The Akai X-500VT was an advanced hybrid machine for its time using innovations like inverter-driven video head motors and offering unique audio + video functionality in one device. It is rare and sought after by collectors.