• Country
• Switzerland

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

• Year
• 1946/1947

• Category
• Wired Receiver (AF only)

• Radiomuseum.org ID
• 11384

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

• Number of Tubes
• 3

• Valves / Tubes
• EF22 EBL21 AZ11

• Main principle
• Audio-Amplification; 2 AF stage(s)

• Wave bands
• - without

• Details
• Wired Wireless Receiver(AF only)

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

• Loudspeaker
• Presumably Dynamic Loudspeaker (moving coil)

• from Radiomuseum.org
• Model: NF-Telefonrundspruch TR47 - Autophon AG inkl. Téléphonie

• 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 242 models, 185 with images and 147 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Autophon AG (inkl. Téléphonie SA); Solothurn