• Country
• Japan

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

• Year
• 1959 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 103792

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

• Number of Transistors
• 6

• Semiconductors
• 2S160 ST28C ST28C ST332 ST332 ST332

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

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 1 x 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2.25 inch = 5.7 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: All Transistor 6 NT-620 - NEC Corporation, Nippon

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 108 x 0 x 0 mm / 4.3 x 0 x 0 inch

• Notes

• Battery operated transistorized portable AM receiver.

  Very similar to Sylvania NT-620.

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 498 folder 13 date 9-60)

• Author
• Model page created by a member from A. 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