Reel to Reel recorder M8

• Country
• Japan

• Manufacturer / Brand
• Akai Electric Co., Ltd.; Tokyo

• Year
• 1960 ?

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 229288

• Picture
• Schematics

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Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 9

• Valves / Tubes
• EF86 EF86 12AX7 12AX7 6BQ5 6BQ5 6AR5 6X4 6X4

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Tape Recorder

• Power type and voltage
• Alternating Current supply (AC) / 110/220 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Power out
• 2 W (undistorted)

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Reel to Reel recorder M8 - Akai Electric Co., Ltd.; Tokyo

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Dimensions (WHD)
• 340 x 226 x 510 mm / 13.4 x 8.9 x 20.1 inch

• Notes

• Reel-to-reel tape recorder, stereo; identical to Roberts Electronics model 770X, except for reverse rewind play stop knobs and loudspeaker position (at top on Akai-M8 and at side on Roberts 770X).

  Track system: 4-track, 2-channel, stereo/monaural system
  Heads: 1 x record/playback, 1 x erase
  Motor: 2 speed hysteresis synchronous
  Reel size: up to 7 inch reel
  Tape speeds: 1 7⁄8,  3 3⁄4,  7 1⁄2 ips
  Wow and flutter: 0.15% (7 1⁄2 ips)
  Frequency response: 30Hz to 25kHz (7 1⁄2 ips)
  Signal to Noise Ratio: 40dB
  Total harmonic distortion: 2%
  Crosstalk: 53dB
  Output: 0.8V (line)
  Speakers: 2 x 4"

• Net weight (2.2 lb = 1 kg)
• 21.5 kg / 47 lb 5.7 oz (47.357 lb)

• Author
• Model page created by Rudie Dorrepaal. See "Data change" for further contributors.

• Other Models

• Here you find 614 models, 568 with images and 202 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Akai Electric Co., Ltd.; Tokyo