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2. Marine Corps Communication Electronics School - Wikipedia

   en.wikipedia.org/wiki/Marine_Corps_Communication...

   To train Marines in ground electronics maintenance, tactical communications, and air control/anti-air warfare operations and maintenance in order to ensure commanders at all levels within the Marine Corps have the ability to exercise command and control throughout the operational environment; and to participate in technical and logistical evaluations for new communication, electronic ...

3. Active noise control - Wikipedia

   en.wikipedia.org/wiki/Active_noise_control

   Active noise control ( ANC ), also known as noise cancellation ( NC ), or active noise reduction ( ANR ), is a method for reducing unwanted sound by the addition of a second sound specifically designed to cancel the first. The concept was first developed in the late 1930s; later developmental work that began in the 1950s eventually resulted in ...

4. Noise-canceling microphone - Wikipedia

   en.wikipedia.org/wiki/Noise-canceling_microphone

   In a noisy environment, both microphones receive noise at a similar level, but the primary mic receives the desired sounds more strongly. Thus if one signal is subtracted from the other (in the simplest sense, by connecting the microphones out of phase) much of the noise is canceled while the desired sound is retained.

5. Self-interference cancellation - Wikipedia

   en.wikipedia.org/wiki/Self-interference_cancellation

   Self-interference cancellation ( SIC) is a signal processing technique that enables a radio transceiver to simultaneously transmit and receive on a single channel, a pair of partially-overlapping channels, or any pair of channels in the same frequency band. When used to allow simultaneous transmission and reception on the same frequency ...

6. How to sleep on a plane: Doctors and travel experts share ...

   www.aol.com/lifestyle/sleep-plane-doctors-travel...

   Here are her tried-and-true tips after 25 years as a professional traveler: Avoid caffeine: Brown recommends turning down the in-flight coffee service so that the caffeine doesn't keep you up ...

7. Title 47 CFR Part 15 - Wikipedia

   en.wikipedia.org/wiki/Title_47_CFR_Part_15

   Code of Federal Regulations, Title 47, Part 15 (47 CFR 15) is an oft-quoted part of Federal Communications Commission (FCC) rules and regulations regarding unlicensed transmissions. It is a part of Title 47 of the Code of Federal Regulations (CFR), and regulates everything from spurious emissions to unlicensed low-power broadcasting.

8. Radio Materiel School - Wikipedia

   en.wikipedia.org/wiki/Radio_Materiel_School

   The Radio Materiel School (RMS) was the first electronics training facility of America’s military organizations. Operated by the United States Navy, it produced during the 1920s and 1930s the core of senior maintenance specialists for the Navy’s communication equipment, that according to USN fleet admiral Chester W. Nimitz “paved the way to United States world leadership in electronics ...

9. Echo suppression and cancellation - Wikipedia

   en.wikipedia.org/wiki/Echo_suppression_and...

   Echo suppression and echo cancellation are methods used in telephony to improve voice quality by preventing echo from being created or removing it after it is already present. In addition to improving subjective audio quality, echo suppression increases the capacity achieved through silence suppression by preventing echo from traveling across a ...