• Year
  • 1937–1939
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 1550

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • TRF with regeneration; 2 AF stage(s)
  • Tuned circuits
  • 1 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Storage and/or dry batteries / 120+2 Volt
  • Loudspeaker
  • Magnetic loudspeaker (reed) of high quality (free mooving - only possible past 1931).
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: B4 - Emud, Ernst Mästling; Ulm
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 530 x 280 x 250 mm / 20.9 x 11 x 9.8 inch
  • Notes
  • Gegentakt
  • Net weight (2.2 lb = 1 kg)
  • 8 kg / 17 lb 9.9 oz (17.621 lb)
  • Price in first year of sale
  • 132.00 RM
  • Circuit diagram reference
  • Lange+Schenk+FS-Röhrenbestückung

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