• Country
• Spain

• Manufacturer / Brand
• Optimus; Gerona

• Year
• 1952 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 259046

• • alternative name: Pla Hermanos y Cía

• Number of Tubes
• 5

• Valves / Tubes
• ECH42 EAF42 EAF42 EL41 AZ41

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Wave bands
• Broadcast, Short Wave(s) and Police.

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

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

• from Radiomuseum.org
• Model: 415 - Optimus; Gerona

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

• Author
• Model page created by Marcelino Iniesta Fernandez. 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