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A 120 mm variable speed fan. If they use fans at all, quiet PCs typically use larger-than-usual low-speed fans with quiet-running motors and bearings. The 120 mm size is common, and 140 mm fans are used where cases or heat sinks allow them. Quiet fan manufacturers include Nexus, EBM-Papst, [30] Yate Loon, Scythe, [31] and Noctua. [32]
SpeedFan is a system monitor for Microsoft Windows that can read temperatures, voltages and fan speeds of computer components. [3] It can change computer fan speeds depending on the temperature of various components. [1] [4] The program can display system variables as charts and as an indicator in the system tray.
A horn-loaded speaker can have a sensitivity as high as 110 dB at 2.83 volts (1 watt at 8 ohms) at 1 meter. This is a hundredfold increase in output compared to a speaker rated at 90 dB sensitivity and is invaluable in applications where high sound levels are required or amplifier power is limited.
Noisy machines can be more than a nuisance; over time, they can cause hearing loss. Husky’s Silent Air Compressor reaches 65 decibels at its loudest, which is quieter than many other compressors ...
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The amount of time an application takes to start up, or a file to download, is not made faster by showing a startup screen (see Splash screen) or a file progress dialog box. However, it satisfies some human needs: it appears faster to the user as well as provides a visual cue to let them know the system is handling their request.
Golfing among U.S. presidents is culturally embedded in the job—even if you come into the White House as a casual player. It's seen as a stress reliever for one of the toughest jobs in the world.
The real question for the next 20 years is whether nations can speed the replacement of carbon fuel with renewables by enough to head off the worst ramifications of climate change. Trump’s ...