12S550Z 12-S-550-Z Ch=12A1

Zenith Radio Corp.; Chicago, IL

  • Year
  • 1941
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 67340
    • alternative name: Chicago Radio Lab

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

 Technical Specifications

  • Number of Tubes
  • 12
  • Main principle
  • Superhet with RF-stage; ZF/IF 456 kHz
  • Wave bands
  • Broadcast, Short Wave(s) and Police.
  • Power type and voltage
  • Alternating Current supply (AC) / 115 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 10 inch = 25.4 cm
  • Power out
  • 14 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 12S550Z 12-S-550-Z Ch=12A1 - Zenith Radio Corp.; Chicago,
  • Shape
  • Console: Chairside Radio.
  • Dimensions (WHD)
  • 18.1 x 21.5 x 26.6 inch / 460 x 546 x 676 mm
  • Notes
  • Pushbuttons
  • Price in first year of sale
  • 95.00 $
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 12 = ca. 1941 and before

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