• Country
• United States of America (USA)

• Manufacturer / Brand
• Kellogg Switchboard & Supply Co.; Chicago (IL)

• Year
• 1946/1947

• Category
• Microphone or Pick-up element

• Radiomuseum.org ID
• 215747

• • Brand: Wavemaster

• Wave bands
• - without

• Power type and voltage
• Powered by external power supply or a main unit.

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Midget Mike - Kellogg Switchboard & Supply

• Shape
• Miscellaneous shapes - described under notes.

• Notes
• A new midget condenser microphone is made especially for sound measurements. With an outside diameter of 1 1/8 ", the response is flat within 1 db from 100 to 7,000 cycles and within 3 db from 60 to 10,000 cycles.

• Source of data
• Radio Retailing (Radio & Television R.)

• Author
• Model page created by Heiko zur Mühlen. See "Data change" for further contributors.

• Other Models

• Here you find 66 models, 25 with images and 17 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Kellogg Switchboard & Supply Co.; Chicago (IL)