• Country
• United States of America (USA)

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

• Year
• 1987–1990

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 227908

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Superheterodyne (common)

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

• Power type and voltage
• Alternating Current supply (AC) / 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-257 12-1564 - Radio Shack Tandy, Realistic,

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

• Dimensions (WHD)
• 9 x 2.5 x 5.625 inch / 229 x 64 x 143 mm

• Notes

• Realistic Chronomatic-257 12-1564, dual-alarms, LED display. 1/8" earphone jack.

• Price in first year of sale
• 37.95 $

• Mentioned in
• Radio Shack Catalog (1988, No. 419, page 72, 1989, No. 432, page 94.)

• Literature/Schematics (1)
• Radio Shack Catalog ((1990, No. 446, page 99.))

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

• Other Models

• Here you find 1299 models, 1181 with images and 117 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio Shack (Tandy, Realistic, Micronta); USA