Terecorder M-7 (M7)

Akai Electric Co., Ltd.; Tokyo

  • Anno
  • 1962
  • Categoria
  • Registratore audio/video e/o riproduttore 
  • Radiomuseum.org ID
  • 264143

 Specifiche tecniche

  • Numero di tubi
  • 9
  • Principio generale
  • Amplificatore audio
  • Particolarità
  • Registratore a nastro; Hi-Fi equipment
  • Tensioni di funzionamento
  • Alimentazione a corrente alternata (CA) / 100-245 Volt
  • Altoparlante
  • AP magnetodinamico ellittico (magnete permanente e bobina mobile). / Ø 7 inch = 17.8 cm
  • Potenza d'uscita
  • 6 W (max.)
  • Materiali
  • Vari materiali
  • Radiomuseum.org
  • Modello: Terecorder M-7 - Akai Electric Co., Ltd.; Tokyo
  • Forma
  • Soprammobile con qualsiasi forma (non saputo).
  • Dimensioni (LxAxP)
  • 310 x 540 x 226 mm / 12.2 x 21.3 x 8.9 inch
  • Annotazioni
  • AKAI Stereo Tape Recorder/Reproducer M-7

    Portable 4 track tape recorder with tubes and high fidelity characteristics due to cross - field bias system.

    • Stereo Tape 4 track Recorder/Reproducer.
    • Tape format: 1/4” width.
    • Track format: 4 Track 2 Channels.
    • Reel Size: 7 inch.
    • Tape speed: 19 cm/s ,  9.5 cm/s and 4.75 cm/s.
    • Heads: 3 Heads- 4 tracks erase, 4 tracks cross-filed head ; 4 track record/reproducer.  
    • Motors: 1 –hysteresis synchronous motor, two speed start through capacitor.
    • Wow and flutter: <0.15 %  at 19 cm/s, <0.25 % at 9.5 cm/s and <0.33 % at 4.75 cm/s.
    • Power output: 2 x 3 W.
    • Metering:  2 large VU meters.
    • Special Functions: Auto shut off, speaker switch (internal / external).
    • Inputs: 6 Jacks (3 L + 3 R)-  2 x Mic, 2 x Pick-up, 2 x Phono/Radio.
    • MIC: -55 dB at 1 kHz; Phono and Radio: -15 dB at 1 kHz.
    • Outputs: 1 x headphone stereo, 1 x  out preamplifier (per channel), 2x speaker out, 2x Line out.  
    • Controls: Volume and Tone,  one for each channel (L and R).
    • Distortion:. <3% at 1 kHz,  0 VU.
    • Frequency response: 40 Hz – 23 kHz ±3 dB at 19 cm/s; 40 Hz to 20 kHz  ±3 dB at 9.5 cm/s, 40 Hz – 10 kHz ±3 dB at 4.75 cm/s.
    • Crosstalk: > 53  dB between channels.
    • Loudspeakers: Internal: 2 x elliptical shape (18 cm x 12 cm) , 8 ohms, 6 W, 80 Hz – 12 kHz ±10dB
    • Microphones: 2 square shaped, impedance 50 kohms; 70 Hz - 15 kHz ±10 dB
    • Power comsumption: 100 W.
  • Peso netto
  • 21.5 kg / 47 lb 5.7 oz (47.357 lb)
  • Bibliografia
  • - - Manufacturers Literature
  Service Documentation Akai M7 5349 KB
  Parts List Akai M7 5435 KB
  • Documenti su questo modello
  • Autore
  • Modello inviato da Moisés Piedade. Utilizzare "Proponi modifica" per inviare ulteriori dati.

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