• Country
• France

• Manufacturer / Brand
• Radio L.L. (Lucien Levy, LL Radio), S.A.E.D.R.A., Douglas; Paris

• Year
• 1938/1939

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 62758

• • alternative name: LL || Radio LL

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 6

• Valves / Tubes
• 6A8G 6K7G 6Q7G 6V6G EM1 80 or 5Y3G

• Main principle
• Superheterodyne (common); ZF/IF 472 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• Alternating Current supply (AC) / 110; 130; 150; 220; 250 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 21 cm = 8.3 inch

• Power out
• 3 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Synchrovox 639A - Radio L.L. Lucien Levy, LL

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 520 x 320 x 270 mm / 20.5 x 12.6 x 10.6 inch

• Notes

• Correcteur de tonalité par contre-réaction. Réglage gyroscopique. Prise pick-up.

  Lampes cadran: 3 x 6,3 V / 0,3 A.

• Net weight (2.2 lb = 1 kg)
• 13 kg / 28 lb 10.1 oz (28.634 lb)

• Price in first year of sale
• 2,495.00 FRF

• External source of data
• Serge Laffont/Martin Renoth

• Mentioned in
• -- Original prospect or advert (Dépliant Radio-L.L. 1938/39)

• Other Models

• Here you find 376 models, 266 with images and 74 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio L.L. (Lucien Levy, LL Radio), S.A.E.D.R.A., Douglas; Paris