Science: Ear Speech

Microphones for use in noisy places, e.g., military aircraft, have always been a headache for acoustic engineers. If placed close in front of the mouth, they pick up a great deal of "ambient" noise, as well as sounds that come from the wearer's breathing. Throat microphones are noisy, too, and not ideally intelligible. Both types can be a nuisance to the wearer and interfere with other equipment.

At Ohio State University, Drs. Henry M. Moser, John J. Dreher and Herbert Oyer, backed by the Air Force, are trying to develop a special ear microphone. They have found that when a speaker's mouth...

Want the full story?

Subscribe Now

Subscribe
Subscribe

Get TIME the way you want it

  • One Week Digital Pass — $4.99
  • Monthly Pay-As-You-Go DIGITAL ACCESS$2.99
  • One Year ALL ACCESSJust $30!   Best Deal!
    Print Magazine + Digital Edition + Subscriber-only Content on TIME.com

Learn more about the benefits of being a TIME subscriber

If you are already a subscriber sign up — registration is free!