4Z12 Ch = 4Z1

Admiral (brand) Continental Radio & Television Co.; Chicago, IL

Data
Forum
Pictures
Collections

  • Year
  • 1954/1955
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 80574
    • alternative name: Continental Radio & TV

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

 Technical Specifications

  • Number of Tubes
  • 4
  • 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
  • Line / Batteries (any type) / AC/DC 117 / 7.5 & 67.5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3.5 inch = 8.9 cm
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: 4Z12 Ch = 4Z1 - Admiral brand Continental
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Notes
  • Beitman and SAMS Photofact Date 4-55, set 274, folder 2 shows the Admiral models 4Z11, 4Z12 (color maroon, some say brown), 4Z14 (beige), 4Z18 (green) and 4Z19 (grey) with chassis 4Z1. Admiral dataheet states model 4Z11 model color is Ebony and model 4Z12 color is Maroon. They are 4 tube three power portable AM superheterodyne receivers. The only difference being the cabinet color. The models have a built in "Iron Core Antenna" and a selenium rectifier. Depending on the serial number the sets show an alternate audio coupling system with only 6 (couplate 6344-3) instead of 9 parts. Top dial, 2 knobs, perforated metal grille on front.
  • Literature/Schematics (2)
  • - - Manufacturers Literature
  • Author
  • Model page created by Egon Penker. See "Data change" for further contributors.

 Collections | Museums | Literature

 Forum