linear transmitter
111Phone Losers of America — Infobox computer underground group name = Phone Losers of America caption = The PLA Logo origin = country = United States status = active years active = 1994 ndash;present category = e zine/phreaking/prank call founders = RBCP products = e zine… …
112Doppler radar — Doppler effect A Doppler radar is a specialized radar that makes use of the Doppler effect to produce velocity data about objects at a distance. It does this by beaming a microwave signal towards a desired target and listening for its reflection …
1134G — (also known as Beyond 3G), an abbreviation for Fourth Generation, is a term used to describe the next complete evolution in wireless communications . A 4G system will be able to provide a comprehensive IP solution where voice, data and streamed… …
114Antenna tuner — An antenna tuner, transmatch, or antenna tuning unit (ATU) matches a transceiver with a fixed impedance (typically 50 ohms for modern transceivers) to a load (feed line and antenna) impedance which is unknown, complex or otherwise does not match …
115CBET — Infobox Broadcast call letters = CBET city = station station slogan = Canada Lives Here station branding = CBC Television analog = 9 (VHF) digital = allocated 35 (UHF) other chs = affiliations = CBC network = airdate = September 16, 1954 location …
116Electronic counter-countermeasures — (ECCM) describes a variety of practices which attempt to reduce or eliminate the effect of Electronic countermeasures (ECM) on electronic sensors aboard vehicles, ships and aircraft and weapons such as missiles. ECCM is also known as Electronic… …
117Radio receiver design — is a complex topic which can be broken down into a series of smaller topics. A radio communication system requires two tuned circuits each at the transmitter and receiver, all four tuned to the same frequency. [Cheney, M., Uth, R., Glenn, J.… …
118Carrier recovery — A carrier recovery system is a circuit used to estimate and compensate for frequency and phase differences between a received signal s carrier wave and the receiver s local oscillator for the purpose of coherent demodulation. Example of QPSK… …
119Wide-field Infrared Survey Explorer — (WISE) WISE prior to its mission into orbit …
120Fiber-optic communication — An optical fiber junction box. The yellow cables are single mode fibers; the orange and blue cables are multi mode fibers: 50/125 µm OM2 and 50/125 µm OM3 fibers respectively. Fiber optic communication is a method of transmitting information from …
