enow.com Web Search

  1. Ads

    related to: what is underwater acoustics speakers for sale walmart
  2. crutchfield.com has been visited by 100K+ users in the past month

    • Headphones

      Enjoy Private Listening with a Wide

      Selection of Models and Styles

    • Specials

      Shop Our Weekly Specials for Big

      Savings on Top Electronics Gear

    • Home Audio

      Experience Your Music Like Never

      Before with New Home Audio Gear

    • Digital Cameras

      Everything from Point-and-Shoot to

      DSLRs, Lenses and Accessories

Search results

  1. Results from the WOW.Com Content Network
  2. Underwater acoustics - Wikipedia

    en.wikipedia.org/wiki/Underwater_acoustics

    Output of a computer model of underwater acoustic propagation in a simplified ocean environment. A seafloor map produced by multibeam sonar. Underwater acoustics (also known as hydroacoustics) is the study of the propagation of sound in water and the interaction of the mechanical waves that constitute sound with the water, its contents and its boundaries.

  3. Underwater acoustic communication - Wikipedia

    en.wikipedia.org/wiki/Underwater_acoustic...

    Underwater acoustic communication is a technique of sending and receiving messages in water. [1] There are several ways of employing such communication but the most common is by using hydrophones . Underwater communication is difficult due to factors such as multi-path propagation , time variations of the channel, small available bandwidth and ...

  4. Hydrophone - Wikipedia

    en.wikipedia.org/wiki/Hydrophone

    A hydrophone (Ancient Greek: ὕδωρ + φωνή, lit. 'water + sound') is a microphone designed for underwater use, for recording or listening to underwater sound. Most hydrophones contains a piezoelectric transducer that generates an electric potential when subjected to a pressure change, such as a sound wave.

  5. Sonar - Wikipedia

    en.wikipedia.org/wiki/Sonar

    The acoustic frequencies used in sonar systems vary from very low to extremely high . The study of underwater sound is known as underwater acoustics or hydroacoustics. The first recorded use of the technique was in 1490 by Leonardo da Vinci, who used a tube inserted into the water to detect vessels by ear. [6]

  6. Underwater Audio - Wikipedia

    en.wikipedia.org/wiki/Underwater_Audio

    Underwater Audio is an electronics company that invents, manufactures, and distributes waterproof gadgets such as headphones, earphones, iPod Shuffles, and waterproof smart devices for swimmers. [1] Brigham Young University marketing graduate Scott Walker established the company as a junior in college in 2011.

  7. Ultra-short baseline acoustic positioning system - Wikipedia

    en.wikipedia.org/wiki/Ultra-short_baseline...

    USBL (ultra-short baseline, also known as SSBL for super short base line) is a method of underwater acoustic positioning. A USBL system consists of a transceiver, which is mounted on a pole under a ship, and a transponder or responder on the seafloor, on a towfish, or on an ROV. A computer, or "topside unit", is used to calculate a position ...

  8. What 'secret' loudspeaker codes mean at department stores - AOL

    www.aol.com/news/2010-10-13-what-secret...

    Walmart security watches shoppers enter on Black Friday. If you've been shopping in a big box retail store you've probably heard an announcement on the loudspeaker such as, "code yellow toys, code ...

  9. KEF - Wikipedia

    en.wikipedia.org/wiki/KEF

    Acoustic Compliance Enhancement (ACE) (Muon, 2005), a technology delivering the bass performance of a conventional speaker of twice the size Single Apparent Source Technology (Blade, 2011), a technique of configuring speakers to cover the entire bandwidth of the loudspeaker, which enables all frequencies to appear to radiate from one single point

  1. Ads

    related to: what is underwater acoustics speakers for sale walmart