• Country
• Spain

• Manufacturer / Brand
• Optimus; Gerona

• Year
• 1956

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 148371

• • alternative name: Pla Hermanos y Cía

• Number of Tubes
• 6

• Valves / Tubes
• EF40 EF40 ECC83 EL34 EL34 GZ34

• 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
• 25 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: 1402-TM - Optimus; Gerona

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 410 x 500 x 200 mm / 16.1 x 19.7 x 7.9 inch

• Net weight (2.2 lb = 1 kg)
• 22 kg / 48 lb 7.3 oz (48.458 lb)

• Price in first year of sale
• 9,456.00 ESP

• Source of data
• -- Original prospect or advert

• 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