• Country
• United States of America (USA)

• Manufacturer / Brand
• Alden-Napier Manufacturing Company; Springfield (MA)

• Year
• 1925 ??

• Category
• Radio part (not a module) 

• Radiomuseum.org ID
• 200834

• • Brand: Na-Ald

• Power type and voltage
• No Power needed

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Metal case

• from Radiomuseum.org
• Model: Na-ald Cogswell Condensers - Alden-Napier Manufacturing

• Shape
• Chassis only or for «building in»

• Notes
• Na-ald Cogswell Variable Condensers with and without vernier.;

• Mentioned in
• US periodical What to built? Vol. II, No.1, by Alden MfG Co.

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 10 models, 10 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Alden-Napier Manufacturing Company; Springfield (MA)