• Country
• Japan

• Manufacturer / Brand
• NEC Corporation, Nippon Electric Co. Ltd. (Nippon Denki); Tokyo

• Year
• 1960 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 123001

• Number of Transistors
• 6

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage and/or dry batteries / 3× 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 cm = 3.9 inch

• Power out
• 0.15 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: NT680 - NEC Corporation, Nippon

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 270 x 150 x 100 mm / 10.6 x 5.9 x 3.9 inch

• Net weight (2.2 lb = 1 kg)
• 1.4 kg / 3 lb 1.3 oz (3.084 lb)

• Source of data
• - - Data from my own collection

• Author
• Model page created by Hubertus Nogatz. See "Data change" for further contributors.

• Other Models

• Here you find 178 models, 145 with images and 17 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from NEC Corporation, Nippon Electric Co. Ltd. (Nippon Denki); Tokyo