• Country
• Switzerland

• Manufacturer / Brand
• Mediator; La Chaux-de-Fonds

• Year
• 1949–1951

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 12391

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

• Number of Tubes
• 6

• Valves / Tubes
• ECH42 EAF42 EBC41 EL41 EM4 AZ41

• Main principle
• Superheterodyne (common); ZF/IF 452 kHz

• Wave bands
• Broadcast, Long Wave and more than two Short Wave bands.

• Power type and voltage
• Alternating Current supply (AC) / 110-220 Volt

• Loudspeaker
• Presumably Dynamic Loudspeaker (moving coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 289A - Mediator; La Chaux-de-Fonds

• Dimensions (WHD)
• 425 x 270 x 185 mm / 16.7 x 10.6 x 7.3 inch

• Notes
• TR=508.-

• Price in first year of sale
• 448.00 SFr

• External source of data
• E. Erb 3-907007-36-0

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Circuit diagram reference
• Die Tungsram-Tabellen führen das Modell auf.

• Other Models

• Here you find 371 models, 325 with images and 225 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Mediator; La Chaux-de-Fonds