Locations For Telephone Prefix 516 This page (and others like it) shows the area codes and states / provinces / territories / countries for a specific prefix. In AAA-PPP-NNNN the PPP is the prefix (the AAA is the area code).ocations For Telephone Prefix 516. This page (and others like it) shows the area codes and states / provinces / territories / countries for a specific prefix. In AAA-PPP-NNNN the PPP is the prefix (the AAA is the area code). To find the exact city location for any prefix, please use our search engine HERE.
Definitions for nanosecondËnÃ¦n ÉËsÉk Énd, ËneÉª nÉ-. nanosecond(noun) one billionth (10^-9) of a second; one thousandth of a microsecond. nanosecond(Noun) A measure of time equal to one billionth of a second.
A nanosecond (ns) is an SI unit of time equal to one billionth of a second (10 â9 or 1 / 1,000,000,000 s). One nanosecond is to one second as one second is to 31.71 years.The word nanosecond is formed by the prefix nano and the unit second. Its symbol is ns. 1.0 nanosecond â cycle time for radio frequency 1 GHz (1 Ã 10 hertz), an inverse unit. 2  This corresponds to a radio wavelength of 1 light-nanosecond or 0.3 m, as can be calculated by multiplying 1 ns by the speed of light (approximately 3 Ã 10 m/s) to determine the distance traveled.