• Country
• United States of America (USA)

• Manufacturer / Brand
• Radio Shack (Tandy, Realistic, Micronta); USA

• Year
• 1975 ??

• Category
• Kit (Parts plus instruction) or building instructions only

• Radiomuseum.org ID
• 296539

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

• Number of Transistors
• 4

• Semiconductors

• Main principle
• TRF (Tuned-Radio-Frequency but use of regeneration unknown); 2 AF stage(s)

• Tuned circuits
• 1 AM circuit(s)     1 FM circuit(s)

• Wave bands
• Broadcast (BC) and FM or UHF.

• Power type and voltage
• Dry Batteries / 3 Volt

• Loudspeaker
• - only for Earphone!

• from Radiomuseum.org
• Model: Science Fair AM-FM Radio Kit 28-175 - Radio Shack Tandy, Realistic,

• Dimensions (WHD)
• 6.75 x 7 x 2.5 inch / 171 x 178 x 64 mm

• Author
• Model page created by Jay Kinnard. See "Data change" for further contributors.

• Other Models

• Here you find 1292 models, 1173 with images and 112 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio Shack (Tandy, Realistic, Micronta); USA