oscilloscope

A test instrument that shows a picture of electrical waveforms by means of a cathode ray tube. An oscilloscope is calibrated so one can measure the instantaneous values and waveforms of electrical signals that are changing rapidly or varying as a function of voltage or time. Also known as a Scope.
I use my oscilloscope to measure the waveforms of my 27 MHz band jamming transmitter.
by IrishRepublicanArmy January 02, 2004
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radio

1) A form of wireless communications in which the output of the transmitter takes the form of dissipating electromagnetic radiation which spreads outward from the antenna through free space. The signal strength drops off as the square of the distance from the source of radiation. Distant radio receivers have to be very sensitive to detect signals that can measure only a few microvolts per meter in strength.

2) A communications device allowing the wireless transmission through space of audible signals encoded in electromagnetic waves in the approximate frequency range from 10 kilohertz to 300,000 megahertz.

3) (maratime definition) An instrument that uses electromagnetic waves to communicate with other vessels. VHF radios are common for marine use, but are limited in range. HF-SSB (single sideband) radios have longer ranges.

4) an electronic receiver that detects and demodulates and amplifies transmitted signals

5) Radio is a system for the distribution of advertisement, chiefly brand advertisement for package-goods, and advertisement for recorded music sold by BigCos. To describe radio as a system for the diffusion of news, or of music, or as a technology, would be not only inaccurate but actually misleading. Radio is a creature of the advertising business, as its child, TV. television

6) Transmit messages via radio waves, usally on a set wavelength, or frequency.
There are many differant types of radio-frequency modulation, these include AM and FM.
by IrishRepublicanArmy December 31, 2003
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Radio Scanner

a radio receiver that can quickly switch between two or more channels (today's scanners usally have more then 500 channels) and then stop when the frequency is active. Used by criminals and radio operators to listent to pretty much everything from the police officer asking his buddy to get him more doughnuts and your cordless phone.
"yeah man, i just got a hit on the scanner, the cops are after some black guy"
by IrishRepublicanArmy October 13, 2003
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gigaflop

A billion, i.e. , 10(9), floating point operations per second.
Only supercomputers can run that fast..idiot
by IrishRepublicanArmy January 24, 2004
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speaker

1) Electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance.

2) someone who expresses in language; someone who talks
the leader of the majority party is the Speaker of the House of Representatives
by IrishRepublicanArmy December 26, 2003
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Maglite

An aircraft aluminum flashlight. Favored by the LAPD. only for use against mexicans
by IrishRepublicanArmy November 27, 2003
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gray market

Halfway between the white market (completely legal) and black market (completely illegal). The gray market sells products which are legal to own, but can be used illegaly or are illegal to use completely.
In Virginia, police radar detectors are gray market items because it is legal to own one, but illegal to actully use it.
by IrishRepublicanArmy June 05, 2004
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