• Country
• Switzerland

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

• Year
• 1935/1936

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 12283

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

• Number of Tubes
• 6

• Valves / Tubes
• AF3 AK2 AF3 ABC1 AL2 AZ1

• Main principle
• Superhet with RF-stage; ZF/IF 115 kHz

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• Alternating Current supply (AC) / 110; 125; 145; 200; 220; 245 Volt

• Loudspeaker
• Presumably Dynamic Loudspeaker (moving coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: M50A - Mediator; La Chaux-de-Fonds

• Shape
• Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.

• Dimensions (WHD)
• 440 x 525 x 285 mm / 17.3 x 20.7 x 11.2 inch

• Net weight (2.2 lb = 1 kg)
• 23.2 kg / 51 lb 1.6 oz (51.101 lb)

• Price in first year of sale
• 470.00 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