Newscaster EM-1

Sony Corporation; Tokyo

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  • Year
  • 1960 ??
  • Category
  • Sound/Video Recorder and/or Player
  • Radiomuseum.org ID
  • 290500

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Tape Recorder
  • Power type and voltage
  • Dry Batteries / 6 x 1,5 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Newscaster EM-1 - Sony Corporation; Tokyo
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 15 x 6.75 x 4.5 inch / 381 x 171 x 114 mm
  • Notes

  • Portable Professional Tape Recorder

    Designed for professional newscaster reporters

    Tape: ¼” wide

    Reels: up to 5” diameter

    Tape speed: 3 ½ ips

    Tracks: 1 (Full Track)

    Heads: 1 for record/play one for erase

    Equalization: NARTB professional

    Motors

    Capstan:  spring motor with speed governor. May be winding during record/play operation without speed variation

    Built in capstan strobe

    Indicator: for spring motor potential; recorder stops when spring is weak but doesn’t slows speed.

    Tape Winding: manual by crank lever (fast winding time- 15 seconds to rewind 3” reel)

    Specifications:

    Input level: -70 dB, 600 ohm balanced

    Bias: 50 kHz, 50 V

    Erase effect > 70 dB

    Meter/indicator: bias current and batteries voltage

    Frequency response: 70 Hz to 8 kHz

    S/N ratio > 52 dB

    Wow & Flutter: < 0.5%

    Signal Distortion: <1% (before tape saturation)

    Audio amplifier: transistorized - 2SD74 (1) , 2SD65 (3) and 2SD51 (2)

    Signal levels: calibrated in recording mode and controllable in playback mode

    Audio monitor: using headset

    Power: provided by 6 penlight batteries (9 V)

    Dimensions: 15 (W) x 6 3/4" x (D)x 4 ½”(H).

    Weight: 12 pounds

  • Net weight (2.2 lb = 1 kg)
  • 12 lb (12 lb 0 oz) / 5.448 kg
  • Price in first year of sale
  • 500.00 $ USA
  • Mentioned in
  • - - Manufacturers Literature
  • Literature/Schematics (2)
  • -- Original prospect or advert
  • Author
  • Model page created by Moisés Piedade. See "Data change" for further contributors.

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The model Newscaster is part of the collections of the following members.

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