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Mechanical keyboards (or mechanical-switch keyboards) are computer keyboards which have an individual switch for each key. The following table is a compilation list of mechanical keyboard models, brands, and series:
1st Logitech mouse C7 1985: 3: No: Opto-mechanical: Wired — 1st mouse sold under Logitech name S9 1989: 3: No: Wired — 1st mouse with Logitech logo First Mouse 2: No: Opto-mechanical: Wired — MouseMan 1990: 3: No: Opto-mechanical: Wired — MouseMan Bus 3: No: Opto-mechanical: Wired — Includes Serial Bus board MouseMan Sensa 3: No: Opto ...
Keyboard construction of a typical notebook computer keyboard, in four layers. The technology of computer keyboards includes many elements. Many different keyboard technologies have been developed for consumer demands and optimized for industrial applications.
Logitech International S.A. (/ ˈ l ɒ dʒ ɪ t ɛ k / LOJ-i-tek) is a Swiss multinational manufacturer of computer peripherals and software.Headquartered in Lausanne, Switzerland, and San Jose, California, [2] the company has offices throughout Europe, Asia, Oceania, and the Americas, and is one of the world's leading manufacturers of input and interface devices for personal computers (PCs ...
Logitech Unifying receiver (older) Logitech Unifying receiver (newer) Unifying logo The Logitech Unifying Receiver is a small dedicated USB wireless receiver, based on the nRF24L-family of RF devices, [1] that allows up to six compatible Logitech human interface devices (such as mice, trackballs, touchpads, and keyboards; headphones are not compatible) to be linked to the same computer using 2 ...
Download as PDF; Printable version ... A watch timing machine or timegrapher is a machine that acoustically measures the ticks of a mechanical watch to assess its ...
In general, ergonomic keyboards are designed to keep the user's arms and wrists in a near-neutral position, which means the slant angle (the lateral rotation angle for the keys in each half relative to the axis of the home row in a conventional keyboard) is approximately 10 to 12.5°, the slope (the angle of the keytop surfaces starting from the front edge closer to the user towards the top of ...
The hand-winding movement of a Russian watch. A mechanical watch is a watch that uses a clockwork mechanism to measure the passage of time, as opposed to quartz watches which function using the vibration modes of a piezoelectric quartz tuning fork, or radio watches, which are quartz watches synchronized to an atomic clock via radio waves.