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  2. 1967 British flying saucer hoax - Wikipedia

    en.wikipedia.org/wiki/1967_British_flying_saucer...

    A major police and army response followed the discovery of the 'spacecraft', which were 54 inches (1.4 m) long, 30 inches (0.76 m) wide and 20 inches (0.51 m) deep, weighed 100 pounds (45 kg) and emitted an electronic noise.

  3. Noise generator - Wikipedia

    en.wikipedia.org/wiki/Noise_generator

    Zener diode based noise source. A noise generator is a circuit that produces electrical noise (i.e., a random signal). Noise generators are used to test signals for measuring noise figure, frequency response, and other parameters. Noise generators are also used for generating random numbers. [1]

  4. Noise (electronics) - Wikipedia

    en.wikipedia.org/wiki/Noise_(electronics)

    Different types of noise are generated by different devices and different processes. Thermal noise is unavoidable at non-zero temperature (see fluctuation-dissipation theorem), while other types depend mostly on device type (such as shot noise, [1] [3] which needs a steep potential barrier) or manufacturing quality and semiconductor defects, such as conductance fluctuations, including 1/f noise.

  5. Noisemaker - Wikipedia

    en.wikipedia.org/wiki/Noisemaker

    A noisemaker is something intended to make a loud noise, usually for fun. Instruments or devices commonly considered "noisemakers" include: pea whistles; air horns, composed of a pressurized air source coupled to a horn, designed to create an extremely loud noise; fireworks, such as firecrackers, bottle rockets, bang snaps and others

  6. Groan tube - Wikipedia

    en.wikipedia.org/wiki/Groan_Tube

    This is due to a noise maker in the tube that vibrates in the air as it falls, making the noise. [1] The groan tube was invented in the early 1960s by Japanese toy manufacturer Kureo. [2] [unreliable source?] The toy was first sold as 'Magic Noise Tube" (魔法音管). Mattel was the first company to sell the product in the United States in 1973.

  7. 30 Funny April Fools’ Pranks for Your Boyfriend

    www.aol.com/20-funny-april-fools-pranks...

    April 1 may be the most hilarious day of the year, especially when you're the one orchestrating one of these silly practical jokes on your significant other. The post 30 Funny April Fools ...

  8. List of free electronics circuit simulators - Wikipedia

    en.wikipedia.org/wiki/List_of_free_electronics...

    List of free analog and digital electronic circuit simulators, available for Windows, macOS, Linux, and comparing against UC Berkeley SPICE.The following table is split into two groups based on whether it has a graphical visual interface or not.

  9. ‘Sex noise’ prank disrupts Euro 2024 draw - AOL

    www.aol.com/news/sex-noise-prank-disrupts-euro...

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