• Year
  • 1948–1950
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 13629

 Technical Specifications

  • Number of Tubes
  • 9
  • Valves / Tubes
  • Main principle
  • Superhet with RF-stage; ZF/IF 470 kHz
  • Tuned circuits
  • 9 AM circuit(s)
  • Wave bands
  • Broadcast, Long Wave and 2 x Short Wave.
  • Power type and voltage
  • Alternating Current supply (AC) / 110-250 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 26 cm = 10.2 inch
  • from Radiomuseum.org
  • Model: Stradivari Spez. - Sondyna AG; Zürich-Effretikon
  • Notes
  • Spulentrommel
  • Price in first year of sale
  • 1,265.00 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.

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