• Country
• Switzerland

• Manufacturer / Brand
• Autophon AG (inkl. Téléphonie SA); Solothurn

• Year
• 1946–1950

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 11388

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

• Number of Tubes
• 4

• Valves / Tubes
• ECH21 ECH21 EBL21 AZ1

• Main principle
• Superheterodyne (common); ZF/IF 471 kHz

• Tuned circuits
• 6 AM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 110; 125; 145; 220; 250 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 15 cm = 5.9 inch

• Material
• Bakelite case

• from Radiomuseum.org
• Model: 833 - Autophon AG inkl. Téléphonie

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 460 x 280 x 210 mm / 18.1 x 11 x 8.3 inch

• Notes
• 4600/20296a+b

• Net weight (2.2 lb = 1 kg)
• 6.9 kg / 15 lb 3.2 oz (15.198 lb)

• Price in first year of sale
• 550.00 SFr

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

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Circuit diagram reference
• Thali-Schemasammlung und Tungsram-Röhrenbestückung.

• Other Models

• Here you find 244 models, 187 with images and 148 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Autophon AG (inkl. Téléphonie SA); Solothurn