• Year
  • 1929/1930
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 15511

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • TRF with regeneration; 1 Special; 2 AF stage(s)
  • Tuned circuits
  • 2 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Alternating Current supply (AC) / 110-220 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: 57W - Kramolin; München und Berlin
  • Dimensions (WHD)
  • 410 x 260 x 160 mm / 16.1 x 10.2 x 6.3 inch
  • Notes
  • kapazitive Rückkopplung; induktive Antennen-Anpassung.
  • Price in first year of sale
  • 313.00 RM !
  • External source of data
  • E. Erb 3-907007-36-0
  • Circuit diagram reference
  • Röhren in FS-Bestückungstabellen
  • Literature/Schematics (1)
  • Illustrierter Radio-Katalog 1929/1930

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