Silvertone Order= 57D 6407 Ch= 101.567

Sears, Roebuck & Co.; Chicago (IL)

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  • Year
  • 1939/1940
perfect model
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 56853
    • 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 455 kHz; 2 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • AC/DC-set / 30 Watts, AC 25 to 60 cycles or DC, 105 to 125 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 4 inch = 10.2 cm
  • Power out
  • 1.25 W (unknown quality)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Silvertone Order= 57D 6407 Ch= 101.567 - Sears, Roebuck & Co.; Chicago
  • Shape
  • Tablemodel without push buttons, Mantel/Midget/Compact up to 14
  • Dimensions (WHD)
  • 8.875 x 6.625 x 5.5 inch / 225 x 168 x 140 mm
  • Notes

  • This model family consists of Silvertone 6407 in Black, Silvertone 6408 in Ivory, Silvertone 6409 in Walnut. Tuning Band is broadcast 550 to 1600 kHz (kc). The different chassis versions and the details about this model: See this text. Speaker field fo 450 ohms for loudspeaker with 50 volts drop. The chassis 101.567 was used for 6407 in Black, suffix -A for 6408 in Ivory and suffix letter -B for 6409 in Walnut. Careful when disassembling, there is a third screw for the loudspeaker. 

  • Price in first year of sale
  • 9.95 $
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 11 = ca. 1940 and before

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