• Country
• United States of America (USA)

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

• Year
• 1967 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 219103

• • alternative name: Chicago Radio Lab

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

• Number of Transistors
• 4

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 4 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 60Hz, 110 - 120 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3.5 inch = 8.9 cm

• Power out
• 1 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: N855C Ch= 4NT23Z9 - Zenith Radio Corp.; Chicago,

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Notes

• The Zenith model N855C is an AC operated 4 transistor AM radio. The AM band frequency tuning range is 540 to 1600 KHz.

  The following models share the same chassis and schematic:

  Model	Chassis	Cabinet Color
  N855C	4TN23Z2	Charcoal
  N855C	4TN23Z9	Charcoal
  N855W	4TN23Z2	White
  N855W	4TN23Z9	White

• Literature/Schematics (1)
• - - Manufacturers Literature (Zenith Datasheet 107-1166)

• Literature/Schematics (2)
• Photofact Folder, Howard W. SAMS (Set 901, Folder 8 Dated 8/67)

• Author
• Model page created by John Kusching. 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