• Country
• United States of America (USA)

• Manufacturer / Brand
• Electro-Voice Inc.; USA

• Year
• 1960 ?

• Category
• Microphone or Pick-up element

• Radiomuseum.org ID
• 189734

• • Brand: Buchanan

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

• 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: Ceramic Microphone 714 - Electro-Voice Inc.; USA

• Dimensions (WHD)
• 2.75 x 3.62 x 1.4 inch / 70 x 92 x 36 mm

• Notes
• Ceramic (piezo-electric) transducer; frequency response from 100 to 7000 Hz;
  Omnidirectional polar pattern; high impedance;
  Output level -55dB; color: blue-grey.

• Net weight (2.2 lb = 1 kg)
• 0 lb 8 oz (0.5 lb) / 0.227 kg

• Source of data
• -- Original-techn. papers.

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

• Other Models

• Here you find 124 models, 115 with images and 45 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Electro-Voice Inc.; USA