• Country
• Switzerland

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

• Year
• 1933/1934

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 12275

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

• Number of Tubes
• 5

• Valves / Tubes
• E455 E452T E499 C443 506

• Main principle
• TRF without regeneration

• Tuned circuits
• 2 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Alternating Current supply (AC) / 110-245 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 17 cm = 6.7 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: M26A [E455] - Mediator; La Chaux-de-Fonds

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Dimensions (WHD)
• 335 x 420 x 210 mm / 13.2 x 16.5 x 8.3 inch

• Notes
• Superinductance! Chassis identically constructed like Philips 834A.

• Net weight (2.2 lb = 1 kg)
• 9.8 kg / 21 lb 9.4 oz (21.586 lb)

• Price in first year of sale
• 335.00 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.

• Picture reference
• Das Modell ist im «Radiokatalog» (Erb) abgebildet.

• 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