• Country
• United States of America (USA)

• Manufacturer / Brand
• Airadio Inc.; Stamford

• Year
• 1946/1947

• Category
• Commercial Receiver (may include amateur bands)

• Radiomuseum.org ID
• 149455

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

• Number of Tubes
• 5

• Valves / Tubes
• 1LN5 1LA6 1LN5 1LH4 1LB4

• Main principle
• Superhet with RF-stage; ZF/IF 90 kHz; 2 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Dry Batteries / Battery Pack 1.5 & 90 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: SU-41D - Airadio Inc.; Stamford

• Shape
• Chassis only or for «building in»

• Notes
• The Airadio model SU-41D is a battery operated Superheterodyne Aircraft Receiver.

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date Jan-47, set 11, folder 471-1)

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

• Other Models

• Here you find 9 models, 8 with images and 9 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Airadio Inc.; Stamford