realizable
91Primary time standard — In telecommunications, a primary time standard is a time standard that does not require calibration against another time standard. Note 1: Examples of primary time, ( i.e. , frequency standards) are caesium standards and hydrogen masers. Note 2:… …
92Subwoofer — A subwoofer is a woofer, or a complete loudspeaker dedicated to the reproduction of bass audio frequencies, from perhaps 150 Hz down as far as 20 Hz, or in rare cases lower. Also known as subs , these are used to augment the low frequency… …
93Philosophy of mathematics — The philosophy of mathematics is the branch of philosophy that studies the philosophical assumptions, foundations, and implications of mathematics. The aim of the philosophy of mathematics is to provide an account of the nature and methodology of …
94Low-pass filter — A low pass filter is a filter that passes low frequency signals but attenuates (reduces the amplitude of) signals with frequencies higher than the cutoff frequency. The actual amount of attenuation for each frequency varies from filter to filter …
95Cook Strait — …
96The Deer Hunter — For other uses, see Deer Hunter (disambiguation). The Deer Hunter Theatrical poster …
97Hilary Putnam — Infobox Philosopher region = Western Philosophy era = 20th century philosophy color = #B0C4DE name = Hilary Whitehall Putnam birth = July 31, 1926 flagicon|USA|size=20px Chicago, Illinois school tradition = Analytic main interests = Philosophy of …
98Maximum power theorem — In electrical engineering, the maximum power (transfer) theorem states that, to obtain maximum external power from a source with a finite internal resistance, the resistance of the load must be made the same as that of the source. It is claimed… …
99Ivan Sutherland — Infobox Scientist name = Ivan Edward Sutherland image width = 150px caption = birth date = 1938 birth place = Hastings, Nebraska, United States death date = death place = residence = citizenship = nationality = ethnicity = field = Computer… …
100Software-defined radio — A Software Defined Radio (SDR) system is a radio communication system where components that have typically been implemented in hardware (i.e. mixers, filters, amplifiers, modulators/demodulators, detectors. etc.) are instead implemented using… …
