• Country
• United States of America (USA)

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

• Year
• 1963 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 105461

• • alternative name: Chicago Radio Lab

• Number of Transistors
• 9

• Semiconductors

• Main principle
• Superhet with RF-stage; ZF/IF 455/10700 kHz; 2 AF stage(s)

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

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

• Power type and voltage
• Dry Batteries / 6 x 1.5 Volt

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

• Power out
• 0.25 W (unknown quality)

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Royal 880 9KT42Z6 - Zenith Radio Corp.; Chicago,

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

• Dimensions (WHD)
• 9.75 x 6.75 x 4.5 inch / 248 x 171 x 114 mm

• Notes
• Case is made of stiff cardboard with synthetic covering (appearance similar to leather). Battery life 200 hours, according to owner's manual.
  This radio looks identical to Zenith Royal 880 with chassis 9KT40Z6.

• Source of data
• - - Data from my own collection

• Author
• Model page created by Thomas Albrecht. 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