designation identification | the act of designating or identifying something |
radio observation | an observation made with a radio telescope |
clock radio | a radio that includes a clock that can be set to turn it on automatically |
omnirange omnidirectional range omnidirectional radio range | a navigational system consisting of a network of radio beacons that provide aircraft with information about exact position and bearing |
push-button radio | a radio receiver that can be tuned by pressing buttons |
radar microwave radar radio detection and ranging radiolocation | measuring instrument in which the echo of a pulse of microwave radiation is used to detect and locate distant objects |
radio wireless | a communication system based on broadcasting electromagnetic waves |
radio antenna radio aerial | omnidirectional antenna comprising the part of a radio receiver by means of which radio signals are received |
radio beacon beacon | a radio station that broadcasts a directional signal for navigational purposes |
radio chassis | a chassis for a radio receiver |
radio compass | a direction finder that gives a bearing by determining the direction of incoming radio signals |
radio interferometer | radio telescope that uses interference patterns from two antennas instead of a parabolic antenna |
radio link link | a two-way radio communication system (usually microwave), part of a more extensive telecommunication network |
radio-phonograph radio-gramophone | electronic equipment consisting of a combination of a radio receiver and a record player |
radio receiver receiving set radio set radio tuner wireless | an electronic receiver that detects and demodulates and amplifies transmitted signals |
radio station | station for the production and transmission of AM or FM radio broadcasts |
radio telescope radio reflector | astronomical telescope that picks up electromagnetic radiations in the radio-frequency range from extraterrestrial sources |
radio transmitter | transmitter that is the part of a radio system that transmits signals |
identification | the attribution to yourself (consciously or unconsciously) of the characteristics of another person (or group of persons) |
radio brightness | the strength of a radio wave picked up by a radio telescope |
high pitch high frequency | a pitch that is perceived as above other pitches |
low pitch low frequency | a pitch that is perceived as below other pitches |
frequency response | (electronics) a curve representing the output-to-input ratio of a transducer as a function of frequency |
audio audio frequency | an audible acoustic wave frequency |
radio frequency | an electromagnetic wave frequency between audio and infrared |
infrared infrared frequency | the infrared region of the electromagnetic spectrum, electromagnetic wave frequencies below the visible range, they could sense radiation in the infrared |
extremely low frequency ELF | below kilohertz |
very low frequency VLF | tokilohertz |
low frequency LF | to kilohertz |
medium frequency MF | to kilohertz |
high frequency HF | tomegahertz |
very high frequency VHF | to megahertz |
ultrahigh frequency UHF | to megahertz |
superhigh frequency SHF | togigahertz |
extremely high frequency EHF | to gigahertz |
fundamental fundamental frequency first harmonic | the lowest tone of a harmonic series |
recognition identification | the process of recognizing something or someone by remembering, a politician whose recall of names was as remarkable as his recognition of faces, experimental psychologists measure the elapsed time from the onset of the stimulus to its recognition by the observer |
speaker identification talker identification | identification of a person from the sound of their voice |
frequency distribution | a distribution of observed frequencies of occurrence of the values of a variable |
radio astronomy | the branch of astronomy that detects and studies the radio waves emitted by celestial bodies |
frequency band waveband | a band of adjacent radio frequencies (e.g., assigned for transmitting radio or television signals) |
radio radiocommunication wireless | medium for communication |
frequency modulation FM | modulation of the frequency of the (radio) carrier wave |
ballistic identification ballistic fingerprinting bullet fingerprinting | identification of the gun that fired a bullet from an analysis of the unique marks that every gun makes on the bullet it fires and on the shell ejected from it |
biometric identification biometric authentication identity verification | the automatic identification of living individuals by using their physiological and behavioral characteristics, negative identification can only be accomplished through biometric identification, if a pin or password is lost or forgotten it can be changed and reissued but a biometric identification cannot |
number identification number | a numeral or string of numerals that is used for identification, she refused to give them her Social Security number |
bank identification number BIN ABA transit number | an identification number consisting of a two-part code assigned to banks and savings associations, the first part shows the location and the second identifies the bank itself |
radio broadcast | a broadcast via radio |
radio news | a radio broadcast of news |
radio beam beam | a signal transmitted along a narrow path, guides airplane pilots in darkness or bad weather |