• Country
• Spain

• Manufacturer / Brand
• Optimus; Gerona

• Year
• 1948

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 204595

• • alternative name: Pla Hermanos y Cía

• Number of Tubes
• 3

• Valves / Tubes
• 6F6 or 42 6F6 or 42 5Y3

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Loudspeaker + integr.Amplifier

• Power type and voltage
• Alternating Current supply (AC) / 125 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 30 cm = 11.8 inch

• Power out
• 15 W (unknown quality)

• from Radiomuseum.org
• Model: 199 - Optimus; Gerona

• Notes
• Altavoz tipo 1487-CC montado con amplificador sin controles.
  Señal de entrada: 1W máximo para 15W máximos de salida.

• Literature/Schematics (1)
• - - Manufacturers Literature

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

• Other Models

• Here you find 197 models, 134 with images and 98 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Optimus; Gerona