• Country
• United States of America (USA)

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

• Year
• 1961–1963

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 68908

• • alternative name: Chicago Radio Lab

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

• Number of Transistors
• 11

• Semiconductors
• 121-134 121-135 121-136 121-148 121-137 121-138 121-139 121-64 121-46 121-47 121-47

• Main principle
• Superhet with RF-stage; ZF/IF 455/10700 kHz

• Tuned circuits
• 8 AM circuit(s)     11 FM circuit(s)

• Wave bands
• Broadcast (BC) and FM or UHF.

• Power type and voltage
• Dry Batteries / D: 8 x 1.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical

• Power out
• 0.5 W (unknown quality)

• Material
• Various materials

• from Radiomuseum.org
• Model: Royal 2000 Trans-Symphony Ch= 11ET40Z2 - Zenith Radio Corp.; Chicago,

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

• Dimensions (WHD)
• 12 x 10 x 5.2 inch / 305 x 254 x 132 mm

• Notes

• Conelrad Markings (Civil Defense, CD) on the dial at 640 and 1240 kHz.
  Bryant/Cones; first American AM/FM portable radio; designed by Gordon Guth to "fit in" to the T.O.family; oval speaker 7"x5".

  See also the Trans-Symphony Royal 2000-1.

• Price in first year of sale
• 190.00 $

• External source of data
• Konrad Birkner

• Source of data
• -- Original-techn. papers.

• Mentioned in
• Zenith Transistor Radios (Bryant/Cones: Trans-Oceanic)

• Literature/Schematics (1)
• -- Original prospect or advert (National Geographic 1960 December issue with picture and Royal 1000D and 1000.)

• Literature/Schematics (2)
• -- Schematic

• Author
• Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.

• Other Models

• Here you find 4516 models, 4107 with images and 3646 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Zenith Radio Corp.; Chicago, IL