• Country
• United States of America (USA)

• Manufacturer / Brand
• Wireless Egert Engineering Inc.; New York City, NY

• Year
• 1930

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 284326

• Number of Tubes
• 1

• Valves / Tubes

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Dry Batteries

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Audio Oscillator Type A01 - Wireless Egert Engineering Inc

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Notes

• Steady audible note over the frequency band of 200 or 4,000 cycles. 

• Mentioned in
• Radio News (January 1930, Radio News magazine page 646)

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

• Other Models

• Here you find 4 models, 4 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Wireless Egert Engineering Inc.; New York City, NY