• Country
• Spain

• Manufacturer / Brand
• Optimus; Gerona

• Year
• 1947

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 118025

• • alternative name: Pla Hermanos y Cía

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

• Number of Tubes
• 6

• Valves / Tubes
• 6SL7 or 6SN7 6SN7 6F6 or 42 6L6 6L6 5U4 or 5Z3

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 110; 125 Volt

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

• Power out
• 32 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: 327 - Optimus; Gerona

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 420 x 230 x 280 mm / 16.5 x 9.1 x 11 inch

• Notes
• Clase AB1

• Net weight (2.2 lb = 1 kg)
• 16 kg / 35 lb 3.9 oz (35.242 lb)

• Source of data
• -- Original prospect or advert

• Mentioned in
• Anuncio Radiovision 10/1952

• Literature/Schematics (4)
• -- Original-techn. papers.

• Author
• Model page created by Juan Ignacio Balada † 2009. 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