• Country
• United States of America (USA)

• Manufacturer / Brand
• Imperial Radio Company; Chicago, IL

• Year
• 1936 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 243103

• Number of Tubes
• 5

• Valves / Tubes

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• Line (AC, UC or DC not known)

• Loudspeaker
• Permanent or electro-dynamic (moving coil), system not known yet.

• Material
• Wooden case

• from Radiomuseum.org
• Model: 504 - Imperial Radio Company;

• Shape
• Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.

• Mentioned in
• Machine Age to Jet Age II (page 159.)

• Literature/Schematics (1)
• Cathedral & Tombstone Radios (page 139.)

• Author
• Model page created by Noemi Erb. See "Data change" for further contributors.

• Other Models

• Here you find 29 models, 22 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Imperial Radio Company; Chicago, IL