• Country
• France

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

• Year
• 2010 ??

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 305411

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Batteries / addl. power jack / 4 x 1,5 / DC 9 Volt

• Loudspeaker
• 2 Loudspeakers / Ø 3.5 cm = 1.4 inch

• Power out
• 0.2 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Lyra SPK1 - Thomson marque, Thomson-

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 142 x 85 x 85 mm / 5.6 x 3.3 x 3.3 inch

• Notes

• Inputs: Left, Right and AUX. Speakers detachable from base module.

   

  Made in P.R.C.

   

• Net weight (2.2 lb = 1 kg)
• 0.3 kg / 0 lb 10.6 oz (0.661 lb)

• Author
• Model page created by Edoardo Sigismondo. See "Data change" for further contributors.

• Other Models

• Here you find 125 models, 115 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