• Country
• United States of America (USA)

• Manufacturer / Brand
• Haller-Cunningham, Halcun; San Francisco

• Year
• 1917

• Category
• Radio module pre 1926 (not a part, not a key)

• Radiomuseum.org ID
• 281413

• Number of Tubes
• 1

• Valves / Tubes
• AudioTron

• Main principle
• Detector with Vacuum Tube (Valve), no tuner

• Wave bands
• - without

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Halcun Detector Panel No. 20B - Haller-Cunningham, Halcun; San

• Shape
• Tablemodel, with any shape - general.

• Notes

• Halcun Detector Panel No. 20B Potentiometer Control

  Oak case. 

• Price in first year of sale
• 19.00 $

• Mentioned in
• May 1917, Pacific Radio News page 218

• Author
• Model page created by Alan Larsen. See "Data change" for further contributors.

• Other Models

• Here you find 29 models, 29 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Haller-Cunningham, Halcun; San Francisco