• Year
  • 1933
  • Category
  • Commercial Receiver (may include amateur bands)
  • Radiomuseum.org ID
  • 46210
    • alternative name: Lincoln Radio & Television

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

 Technical Specifications

  • Number of Tubes
  • 11
  • Main principle
  • Superheterodyne (common); ZF/IF 480 kHz
  • Tuned circuits
  • 10 AM circuit(s)
  • Wave bands
  • Short Wave (SW only)
  • Power type and voltage
  • Alternating Current supply (AC) / 110 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: R-9 - Lincoln Radio Corporation
  • Shape
  • Tablemodel, low profile (big size).
  • Notes
  • Push-pull af output stage.

    Communications Receivers lists the Wunderlich as a type 6P.

    Covered 8.8 to 216 meters in five bands with bandspread tuning.  Hass a BFO for CW listening.  Separate power supply.  Signal strength meter. Heavy metal, removable cover and metal fron panel, while the chassis is mounted to a wood base.

  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 4 = ca. 1934 and before
  • Literature/Schematics (1)
  • 1934 Official Short Wave Manual page 167
  • Literature/Schematics (2)
  • Short Wave Craft June 1933
  • Literature/Schematics (3)
  • Short Wave Craft April 1933 page 729

 Collections | Museums | Literature

 Forum