Silvertone 8-Tube Order= EM 4439

Sears, Roebuck & Co.; Chicago (IL)

  • Year
  • 1937
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 56267
    • Brand: Silvertone

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

 Technical Specifications

  • Number of Tubes
  • 8
  • Main principle
  • Superhet with RF-stage; ZF/IF 465 kHz
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast plus 2 Short Wave bands.
  • Power type and voltage
  • Dry Batteries / 2 x 45 & 4.5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6.5 inch = 16.5 cm
  • Power out
  • 1 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Silvertone 8-Tube Order= EM 4439 - Sears, Roebuck & Co.; Chicago
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 17.8125 x 16.875 x 12 inch / 452 x 429 x 305 mm
  • Notes
  • The Silvertone model 4439 is the same as model 4440 but this model 4439 uses dry batteries only and the model 4440 uses a 4 volt storage battery for the heaters. For details see schematic. The tuning bands are broadcast 545 to 1720 kHz, short waves 2.2 to 6.5 MHz and 6 to 18 MHz.
  • Price in first year of sale
  • 36.95 $
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 8 = 1937 and before

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