• Country
• France

• Manufacturer / Brand
• Thomson (marque), Thomson-Houston (CFTH); Paris

• Year
• 1960 ??

• Category
• Military Transceiver (TRX)

• Radiomuseum.org ID
• 297684

• Number of Tubes
• 3

• Valves / Tubes
• 5A6 5A6 5A6

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Transceiver

• Wave bands
• Short Wave (SW only)

• Power type and voltage
• Batteries / addl. power jack

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 7 cm = 2.8 inch

• Material
• Metal case

• from Radiomuseum.org
• Model: Émetteur-Récepteur ER BLU Élément 481D - Thomson marque, Thomson-

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 330 x 155 x 300 mm / 13 x 6.1 x 11.8 inch

• Notes

• Transceptor militar BLU. 4 canales a cristal.

• Net weight (2.2 lb = 1 kg)
• 8.2 kg / 18 lb 1 oz (18.062 lb)

• Author
• Model page created by Alberto Sanna-Alonso. See "Data change" for further contributors.

• Other Models

• Here you find 124 models, 113 with images and 6 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Thomson (marque), Thomson-Houston (CFTH); Paris