• Country
• Spain

• Manufacturer / Brand
• Optimus; Gerona

• Year
• 1948

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 204593

• • alternative name: Pla Hermanos y Cía

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

• Number of Tubes
• 4

• Valves / Tubes
• 6SL7 or 6SN7 6N6G or 6B5 6N6G or 6B5 5Z3 or 5U4

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 20 W (unknown quality)

• from Radiomuseum.org
• Model: 184 - Optimus; Gerona

• Notes
• Amplificador clase A.
  Preparado para usar altavoz tipo 1505-CC pudiendo usarse de forma simultanea un altavoz auxiliar modelo 1470-CA.

• Literature/Schematics (1)
• -- Original-techn. papers.

• 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