sweep frequencies
51mechanics — /meuh kan iks/, n. 1. (used with a sing. v.) the branch of physics that deals with the action of forces on bodies and with motion, comprised of kinetics, statics, and kinematics. 2. (used with a sing. v.) the theoretical and practical application …
52Big ugly dish — A C Band Dish (often abbreviated to BUD or Big Ugly Dish) is a colloquial name for a TVRO satellite dish used to receive satellite television signals from FSS type satellites on the microwave C band. BUDs are usually 6.5 to 12 feet in diameter… …
53Solar variation — Solar variations are changes in the amount of solar radiation emitted by the Sun. There are periodic components to these variations, the principal one being the 11 year solar cycle (or sunspot cycle), as well as aperiodic fluctuations. Solar… …
54Oakland Firestorm of 1991 — Infrared aerial photograph of the firestorm. The Highway 13/24 intersection is at center. The Oakland Firestorm of 1991 was a large urban fire that occurred on the hillsides of northern Oakland, California, and southeastern Berkeley on Sunday… …
55Voiced dental fricative — ð Image …
56WRNY (defunct) — WRNY was an AM radio station that operated in New York City from 1925 to 1934. It was started by Hugo Gernsback s Experimenter Publishing Company to promote his radio and science magazines. It was the first station to have regularly scheduled… …
57Phonevision — Infobox Network network name = Phonevision (KS2XBS) network headquarters = Chicago, IL network type = Pay television network (movies) available = USA owner = Zenith Electronics launch date = 1951 key people = Eugene F. McDonald past names =… …
58nebula — nebular, adj. /neb yeuh leuh/, n., pl. nebulae / lee , luy /, nebulas. 1. Astron. a. Also called diffuse nebula. a cloud of interstellar gas and dust. Cf. dark nebula, emission nebula, reflection nebula …
59community ecology — Introduction study of the organization and functioning of communities (community), which are assemblages of interacting populations of the species living within a particular area or habitat. As populations of species interact with one …
60spectrum — Synonyms and related words: AF, CPS, Dalmatian, EHF, HF, Hz, Indian file, MF, Maxwell triangle, Munsell scale, RF, SHF, UHF, VHF, VLF, afterimage, antigorite, array, articulation, audio frequency, bank, bogey, butterfly, buzz, candy cane, carrier …
