• Country
• United States of America (USA)

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

• Year
• 1992/1993

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 264865

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Superheterodyne (common)

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

• Power type and voltage
• Line / Batteries (any type) / Either Battery: 1 x 9V or AC: 60 cycles, 120 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3 inch = 7.6 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Realistic Chronomatic 277 12-1585 - Radio Shack Tandy, Realistic,

• Shape
• Tablemodel with Clock ((Alarm-) Clock Radio).

• Dimensions (WHD)
• 8.75 x 2 x 5.375 inch / 222 x 51 x 137 mm

• Notes

• Chronomatic 277 AM/FM Clock Radio. Has 9 -volt battery back-up for power outage.

• Price in first year of sale
• 24.95 $

• Literature/Schematics (2)
• Radio Shack Catalog (1993, page 32.)

• Author
• Model page created by Noemi Erb. See "Data change" for further contributors.

• Other Models

• Here you find 1297 models, 1179 with images and 116 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio Shack (Tandy, Realistic, Micronta); USA