• Country
• United States of America (USA)

• Manufacturer / Brand
• Shure; Chicago, Evanston, Niles (IL)

• Year
• 1975 ??

• Category
• Microphone or Pick-up element

• Radiomuseum.org ID
• 269104

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Desktop Paging Microphone 550L - Shure; Chicago, Evanston,

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 100 x 140 x 250 mm / 3.9 x 5.5 x 9.8 inch

• Net weight (2.2 lb = 1 kg)
• 1 lb 0 oz (1 lb) / 0.454 kg

• Author
• Model page created by Michael Gnaedig-Fischer. See "Data change" for further contributors.

• Other Models

• Here you find 134 models, 129 with images and 51 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Shure; Chicago, Evanston, Niles (IL)