• Country
• United States of America (USA)

• Manufacturer / Brand
• Zenith Radio Corp.; Chicago, IL

• Year
• 1959–1961

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 298372

• • alternative name: Chicago Radio Lab

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

• Number of Transistors
• 9

• Semiconductors
• 2N370 2N372 2N371 2N409 2N409 2N109 2N109 2N270 2N270

• Main principle
• Superhet with RF-stage; ZF/IF 455 kHz; 3 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and more than two Short Wave bands.

• Power type and voltage
• Dry Batteries / D: 8 x 1.5 & dial lamp 1 x 1.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm

• Material
• Various materials

• from Radiomuseum.org
• Model: Trans-Oceanic Royal 1000-D Ch= 9CT41Z2 & 9HT41C2 - Zenith Radio Corp.; Chicago,

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 320 x 268 x 122 mm / 12.6 x 10.6 x 4.8 inch

• Notes

• Zenith transistor numbers in the same order :

  121-44 121-48 121-49 121-73 121-74 121-64 121-46 121-47 121-47

  With U.S. weather band 150-400 kc.

   

• Net weight (2.2 lb = 1 kg)
• 5.9 kg / 12 lb 15.9 oz (12.996 lb)

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 451, Folder 20)

• Literature/Schematics (2)
• Zenith Trans Oceanic The Royalty Of Radios, John H.&Harold N. Cones, 1995 & 2008

• Author
• Model page created by Sándor Selyem-Tóth. See "Data change" for further contributors.

• Other Models

• Here you find 4496 models, 4101 with images and 3615 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Zenith Radio Corp.; Chicago, IL