7J323 7-J-323 Ch=5715

Zenith Radio Corp.; Chicago, IL

  • Year
  • 1939
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 67981
    • alternative name: Chicago Radio Lab

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • Superhet with RF-stage; ZF/IF 455 kHz
  • Wave bands
  • Broadcast, Short Wave(s) and Police.
  • Power type and voltage
  • Line / Storage batteries (perhaps also batteries) / =6V/~115 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 8 inch = 20.3 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 7J323 7-J-323 Ch=5715 - Zenith Radio Corp.; Chicago,
  • Shape
  • Tablemodel with Push Buttons.
  • Dimensions (WHD)
  • 23.1 x 14 x 12.5 inch / 587 x 356 x 318 mm
  • Notes
  • Farm Radio for storage batt. or mains; In battery mode vibrator for +B; (possibly redundant to 7S328 ?)
  • Price in first year of sale
  • 80.00 $
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 9 = 1938 and before

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