Silvertone 1948 Order= 57LM 1948

Sears, Roebuck & Co.; Chicago (IL)

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  • Year
  • 1936
perfect model
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 56059
    • Brand: Silvertone

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Superheterodyne (common); ZF/IF 175 kHz; 3 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast, Long Wave and Short Wave.
  • Power type and voltage
  • Storage and/or dry batteries / 2V or 3V & 135 Volt
  • Loudspeaker
  • Magnetic loudspeaker (reed) generic. / Ø 8 inch = 20.3 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Silvertone 1948 Order= 57LM 1948 - Sears, Roebuck & Co.; Chicago
  • Shape
  • Console with any shape - in general
  • Dimensions (WHD)
  • 21.5 x 36.3 x 11 inch / 546 x 922 x 279 mm
  • Notes

  • The Sears Silvertone 1948 is a battery operated 5 tube BC, Longwave and SW band receiver.  Has AGC and tone control. Uses 1G1 ballast when using 3V dry "A" batteries.  Also can use 2V Storage "A" batteries by replacing ballast tube with shorting jumper.

    Band Frequency Ranges are as follows:
    BC Band (Band B)..................545-1600kHz
    Longwave Band (Band A)........225-440kHz
    SW Band (Band C).................5.9-15.5MHz

    The chassis and schematic of this model is also used in Sears Silvertone model 1947.

    Catalog States: Streamline design cabinet, Fluted Side panels, Instrument panel is fine matched Claro walnut veneer; balanced, selected hardwoods; lustrous walnut finish. 

    Order number 57LM 1948 with tubes and 6-month Dry "A" and three "B" batteries Cash Price $39.95 See details and summaries about Sears catalogs etc. This model was manufactured for Sears by Colonial Radio Corp., Buffalo, NY (Sears Manufacturer Source Number Code 101).

  • Price in first year of sale
  • 39.95 $
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 8 = 1937 and before

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