• Year
  • 1937/1938
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 574
    • alternative name: Ideal-Radiotelephon- und App-fabr. || Ideal-Werke AG; Berlin (ab 1934)
    • Brand: Rotstern

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

 Technical Specifications

  • Number of Tubes
  • 9
  • Main principle
  • Superhet with RF-stage; ZF/IF 468 kHz; Special type of reception - please describe.
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast, Long Wave and Short Wave.
  • Power type and voltage
  • Alternating Current supply (AC) / 110; 125; 220; 240 Volt
  • Loudspeaker
  • 2 Loudspeakers
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Standgerät 7W77 - Blaupunkt Ideal, Berlin,
  • Shape
  • Console with any shape - in general
  • Notes
  • umschaltbar Super/Geradeaus; variable Bandbreite
  • Net weight (2.2 lb = 1 kg)
  • 40.7 kg / 89 lb 10.4 oz (89.648 lb)
  • Price in first year of sale
  • 580.00 RM
  • Circuit diagram reference
  • Lange+Schenk+FS-Röhrenbestückung
  • Literature/Schematics (1)
  • -- Schematic (OTO-Schaltungen)

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