• Year
  • 1974–1981
  • Category
  • Telephony - wire and wireless
  • Radiomuseum.org ID
  • 372215

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Power type and voltage
  • Batteries / addl. power jack / C: 4 x 1.5 / DC: 6 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: National Intercom Master Unit VN-483 - Panasonic, Matsushita,
  • Shape
  • Miscellaneous shapes - described under notes.
  • Notes
  • Intercom master unit to suit up to 3 substations (type VN-581).

    Can be wall or desk mounted.

  • Price in first year of sale
  • 34.50 AUS $
  • Author
  • Model page created by Martin Kent. See "Data change" for further contributors.

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