• Country
• France

• Manufacturer / Brand
• Radiomuse, A. Robert; Paris, Montrouge

• Year
• 1934/1935

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 63083

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

• Number of Tubes
• 7

• Valves / Tubes
• AK1 AF2 E444 E424 E443H E443H 1561

• Main principle
• Superheterodyne (common); ZF/IF 137 kHz

• Tuned circuits
• 7 AM circuit(s)

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

• Details
• Visual Tuning Indicator pre Eye

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

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Opto 35 - Radiomuse, A. Robert; Paris,

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Notes

• Étage sortie push-pull. Anti-fading. Indicateur visuel d'accord.

  Cadran de repérage optographique (carte de l'Europe).

  La Schémathèque mentionne type Opto 35-36. Nous connaissons le type Opto 35, il est possible que un modèle Opto 36 existe aussi. Reste à determiner.

• External source of data
• Serge Laffont/Martin Renoth

• Mentioned in
• Schémathèque Toute la Radio (STR) (No. 26)

• Literature/Schematics (1)
• -- Original prospect or advert (Publicité 1934)

• Other Models

• Here you find 58 models, 44 with images and 15 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radiomuse, A. Robert; Paris, Montrouge