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Mechanical tally counters. A tally counter is a mechanical, electronic, or software device used to incrementally count something, typically fleeting. One of the most common things tally counters are used for is counting people, animals, or things that are coming and going from some location.
LeapFrog released the Leapster2 handheld device as a successor to the Leapster in July 2008. [3] The Leapster2 is essentially the previous system with an added USB port and SD card slot. These additions give the ability to play a downloaded full game or short game including the ability to log data on gameplay, such as what has been learned by ...
In the 21st century and at least until 2010, the Japanese company Clover was producing the bright green pendant Mini Kacha-Kacha which is designed like a hand-held mechanical tally counter, but is oriented upside-down on a neck pendant for easy reading by the user. It has a button to advance the numbers singly, access to the knurled number ...
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Pages in category "Counting instruments" The following 21 pages are in this category, out of 21 total. This list may not reflect recent changes. A. Alarm clock;
A people counter is an electronic device that is used to measure the number of people traversing a certain passage or entrance. Examples include simple manual clickers, smart-flooring technologies, infrared beams, thermal imaging systems, WiFi trackers and video counters using advanced machine learning algorithms.
A suanpan (top) and a soroban (bottom). The two abaci seen here are of standard size and have thirteen rods each. Another variant of soroban. The soroban is composed of an odd number of columns or rods, each having beads: one separate bead having a value of five, called go-dama (五玉, ごだま, "five-bead") and four beads each having a value of one, called ichi-dama (一玉, いちだま ...
A digital Omron HJ-112 pedometer Mechanical pedometer. A pedometer, or step-counter, is a device, usually portable and electronic or electromechanical, that counts each step a person takes by detecting the motion of the person's hands or hips.
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