• Year
  • 1928
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 333922

 Technical Specifications

  • Number of Tubes
  • 9
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Storage and/or dry batteries / 6, 22.5, 67.5, 90, 135, -6, -9 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: HFL Nine In Line 28 N-28 - High Frequency Laboratories
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Dimensions (WHD)
  • 26 x 7 x 11 inch / 660 x 178 x 279 mm
  • Notes
  • The HFL Nine In Line 28 (N-28) is a 9-tube superhet from 1928.  Other than a few component upgrades, it is very similar to the N-27 and the original HFL Nine In Line from 1926.

    The listed measurements are of the chassis without a cabinet.

  • Mentioned in
  • -- Original prospect or advert (Radio Digest, November, 1927, pgs. 27-28)
  • Author
  • Model page created by Rodney Boleyn. See "Data change" for further contributors.

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The model HFL Nine In Line 28 is part of the collections of the following members.

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