• Country
• United States of America (USA)

• Manufacturer / Brand
• Lafayette Radio & TV Corp; New York (NY)

• Year
• 1959

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 140647

• • alternative name: Wholesale Radio

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

• Number of Transistors
• 3

• Semiconductors
• 2N17 2N18 2N19

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

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2 inch = 5.1 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Kowa KT31 KT31 - Lafayette Radio & TV Corp; New

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

• Notes
• AM portable Radio with reflex circuit. The electrical design of the KT-31 is remarkably similar to the Crown TR-333. It uses the same Hitachi 2N17, 2N18 and 2N19 transistors as well as the same transformers.

• Source of data
• -- Collector info (Sammler)

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 490 folder 9 date 6-60)

• Author
• Model page created by Franz Scharner. See "Data change" for further contributors.

• Other Models

• Here you find 1650 models, 1494 with images and 425 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Lafayette Radio & TV Corp; New York (NY)