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  2. Piezoelectric speaker - Wikipedia

    en.wikipedia.org/wiki/Piezoelectric_speaker

    A piezoelectric speaker (also known as a piezo bender due to its mode of operation, and sometimes colloquially called a "piezo", buzzer, crystal loudspeaker or beep speaker) is a loudspeaker that uses the piezoelectric effect for generating sound. The initial mechanical motion is created by applying a voltage to a piezoelectric material, and ...

  3. Tweeter - Wikipedia

    en.wikipedia.org/wiki/Tweeter

    A tweeter or treble speaker is a special type of loudspeaker (usually dome, inverse dome or horn-type) that is designed to produce high audio frequencies, typically up to 100 kHz. The name is derived from the high pitched sounds made by some birds (tweets), especially in contrast to the low woofs made by many dogs , after which low-frequency ...

  4. Taiyo Yuden - Wikipedia

    en.wikipedia.org/wiki/Taiyo_Yuden

    Taiyo Yuden Co., Ltd. (太陽誘電株式会社, Taiyō Yūden Kabushiki-gaisha, translated as Sun Dielectric Co., Ltd.) is a Japanese materials and electronics company, situated in Kyobashi, Chuo, Tokyo, that helped pioneer recordable CD technology along with Sony and Philips in 1988.

  5. Buzzer - Wikipedia

    en.wikipedia.org/wiki/Buzzer

    A buzzer or beeper is an audio signaling device, [1] which may be mechanical, electromechanical, or piezoelectric (piezo for short). Typical uses of buzzers and beepers include alarm devices , timers , train and confirmation of user input such as a mouse click or keystroke.

  6. Crystal radio - Wikipedia

    en.wikipedia.org/wiki/Crystal_radio

    Modern crystal sets use piezoelectric crystal earpieces, which are much more sensitive and also smaller. [104] They consist of a piezoelectric crystal with electrodes attached to each side, glued to a light diaphragm. When the audio signal from the radio set is applied to the electrodes, it causes the crystal to vibrate, vibrating the diaphragm.

  7. Shop Great Nordstrom Sales, Deals and Specials - AOL.com

    www.aol.com/shopping/stores/nordstrom

    Browse great deals that our Editors find daily from great stores like Nordstrom. These Nordstrom sales are often limited so visit often and save daily.

  8. Piezoelectric speakers - Wikipedia

    en.wikipedia.org/?title=Piezoelectric_speakers&...

    Retrieved from "https://en.wikipedia.org/w/index.php?title=Piezoelectric_speakers&oldid=677782584"This page was last edited on 25 August 2015, at 13:48

  9. Woman, 53, Has ‘Never Felt Better' After Undergoing Pig ...

    www.aol.com/woman-53-never-felt-better-111429861...

    An Alabama woman "is recuperating well" after undergoing a pig kidney transplant in New York City, per reports. Towana Looney, 53, underwent surgery using the organ from a genetically manipulated ...