• Country
• France

• Manufacturer / Brand
• Grandin, Cristal-Grandin (SFRT); Paris, Montreuil

• Year
• 1970 ?

• Category
• Car Radio, perhaps also + sound player/recorder

• Radiomuseum.org ID
• 354274

• Number of Transistors
• 8

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / 12 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 3 W (max.)

• Material
• Metal case

• from Radiomuseum.org
• Model: G 20 - Grandin, Cristal-Grandin SFRT;

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 156 x 47 x 90 mm / 6.1 x 1.9 x 3.5 inch

• Notes

• Voir également Radiomatic Cosmos

• Author
• Model page created by Miguel Bravo-Cos. See "Data change" for further contributors.

• Other Models

• Here you find 281 models, 207 with images and 81 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Grandin, Cristal-Grandin (SFRT); Paris, Montreuil