• Year
  • 1929
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 34625

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

 Technical Specifications

  • Number of Tubes
  • 9
  • Main principle
  • TRF without regeneration; Screengrid 1926-1935
  • Tuned circuits
  • 5 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Alternating Current supply (AC)
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 12 inch = 30.5 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 54 - Browning-Drake Corp.; Brighton
  • Shape
  • Console, Lowboy (legs < 50 %).
  • Dimensions (WHD)
  • 26 x 38 x 14 inch / 660 x 965 x 356 mm
  • Notes
  • One dial (primary tuning control knob).
    Push-Pull audio amplifier.

     
    1930 BROWNING - DRAKE Models
     
    1.  Five tuned circuits -nine tubes
    2.  Tuned antenna
    3.  Push -pull audio (245 power tubes)
    4.  Power Detection (plate rectification)
    5.  Hum Eliminator
    6.  Dial in kilocycles and stations
    7.  Band -pass filter effect (10 k.c. selectivity)
    8.  A.C. screen -grid and heater type tubes
    9.  Mershon trouble proof condenser
    10. Voltage regulation adjustment
    11. Power unit integral part of chassis
    12. Hand rubbed satin Duco finish,.
    13. Large size (12 in.) dynamic speaker
    14. Phonograph and short -wave connection. 
  • Price in first year of sale
  • 142.50 $
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 3 = 1933 and before

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