• Year
  • 1927/1928 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 143697

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • TRF with regeneration; 3 AF stage(s)
  • Tuned circuits
  • 2 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 5 LS/1 - PTR - Polskie Towarzystwo
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Notes
  • The tube S625 came on the market in 1927. We have no evidence that this model 5 LS/1 from PTR was made already in 1927 - that would be the first possible date - but surely not in 1926. Most probably it was made in 1928 (and/or later).
  • Net weight (2.2 lb = 1 kg)
  • 11.7 kg / 25 lb 12.3 oz (25.771 lb)
  • Price in first year of sale
  • 1,029.00 ZL
  • Source of data
  • -- Original-techn. papers.
  • Author
  • Model page created by Henryk Berezowski. See "Data change" for further contributors.

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