space-and-time quadrature
41Squaring the circle — Squaring the circle: the areas of this square and this circle are equal. In 1882, it was proven that this figure cannot be constructed in a finite number of steps with an idealized compass and straightedge …
42List of electronics topics — Alphabetization has been neglected in some parts of this article (the b section in particular). You can help by editing it. This is a list of communications, computers, electronic circuits, fiberoptics, microelectronics, medical electronics,… …
43Dirac delta function — Schematic representation of the Dirac delta function by a line surmounted by an arrow. The height of the arrow is usually used to specify the value of any multiplicative constant, which will give the area under the function. The other convention… …
44John Wallis — Infobox Scientist name = John Wallis box width = 300px |300px image width = 300px caption = birth date = birth date|1616|11|23 birth place = Ashford, Kent, England death date = death date and age|1703|10|28|1616|11|23 death place = Oxford,… …
45Numerically controlled oscillator — A numerically controlled oscillator (NCO) is a digital signal generator which creates a synchronous (i.e. clocked), discrete time, discrete valued representation of a waveform, usually sinusoidal.[1] NCOs are often used in conjunction with a… …
46PAL — For other uses, see PAL (disambiguation). Television encoding systems by nation; countries using the PAL system are shown in blue. PAL, short for Phase Alternating Line, is an analogue television colour encoding system used in broadcast… …
47Gray code — The reflected binary code, also known as Gray code after Frank Gray, is a binary numeral system where two successive values differ in only one digit.The reflected binary code was originally designed to prevent spurious output from… …
48List of mathematics articles (C) — NOTOC C C closed subgroup C minimal theory C normal subgroup C number C semiring C space C symmetry C* algebra C0 semigroup CA group Cabal (set theory) Cabibbo Kobayashi Maskawa matrix Cabinet projection Cable knot Cabri Geometry Cabtaxi number… …
49Telecommunication — A parabolic satellite communication antenna at the biggest facility for satellite communication in Raisting, Bavaria, Germany …
50FM broadcasting — See also: frequency modulation and FM broadcast band FM broadcasting is a broadcasting technology pioneered by Edwin Howard Armstrong which uses frequency modulation (FM) to provide high fidelity sound over broadcast radio. The term FM band… …
