• Country
• United States of America (USA)

• Manufacturer / Brand
• Atwater Kent Mfg. Co.; Philadelphia, USA

• Year
• 1924–1936

• Category
• Radio part (not a module) 

• Radiomuseum.org ID
• 201769

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Audio Interstage Transformers for replacement - Atwater Kent Mfg. Co.;

• Dimensions (WHD)
• 64 x 85 x 56 mm / 2.5 x 3.3 x 2.2 inch

• Notes
• Spare parts for many AK models, where they are built in. NOT the units for breadboards (they get individual model pages).
  Several different types shall be here to aid identification.
  Please do NOT alter this page.
  Each picture must receive comprehensive technical data.

• Net weight (2.2 lb = 1 kg)
• 0.6 kg / 1 lb 5.1 oz (1.322 lb)

• Author
• Model page created by Emilio Focosi. See "Data change" for further contributors.

• Other Models

• Here you find 507 models, 330 with images and 332 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Atwater Kent Mfg. Co.; Philadelphia, USA