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Dedicated short-range communications (DSRC) is a technology for direct wireless exchange of vehicle-to-everything (V2X) and other intelligent transportation systems (ITS) data between vehicles, other road users (pedestrians, cyclists, etc.), and roadside infrastructure (traffic signals, electronic message signs, etc.). [1]
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Anthropological observations of modern hunter-gatherer communities have provided accounts for long-distance running as a historic method for hunting among the San of the Kalahari, [6] American Indians, [7] and Aboriginal Australians. [8]
The stadion of ancient Nemea, Greece. The first 13 editions of the Ancient Olympic Games featured only one event—the stadion race, which was a sprinting race from one end of the stadium to the other. [4]
Middle-distance running events are track races longer than sprints, ranging from 500 metres up to two miles (3218.688 metres).The standard middle distances are the 800 metres, 1500 metres and mile run, although the 3000 metres may also be classified as a middle-distance event. [1]
RS-485 supports inexpensive local networks and multidrop communications links, using the same differential signaling over twisted pair as RS-422.It is generally accepted that RS-485 can be used with data rates up to 10 Mbit/s [a] or, at lower speeds, distances up to 1,200 m (4,000 ft). [2]
Musical symbols are marks and symbols in musical notation that indicate various aspects of how a piece of music is to be performed. There are symbols to communicate information about many musical elements, including pitch, duration, dynamics, or articulation of musical notes; tempo, metre, form (e.g., whether sections are repeated), and details about specific playing techniques (e.g., which ...
The early Macintosh and late Apple II computers used a non-standard 19-pin D-sub for connecting external floppy disk drives. Atari also used this connector on their 16-bit computer range for attaching hard disk drives and the Atari laser printer , where it was known as both the ACSI (Atari Computer System Interface) port and the DMA bus port.