low-frequency speaker - Wordage.info - Free Thesaurus Tool for Word Discovery - Expanded Thesaurus, Reverse Dictionary Lookup

earphone collapse: electro-acoustic transducer for converting electric signals into sounds; it is held over or inserted into the ear; "it was not the typing but the earphones that she disliked"

tweeter collapse: a loudspeaker that reproduces higher audio frequency sounds; "the sound system had both tweeters and woofers"

loudspeaker collapse: electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance

cone collapse: any cone-shaped artifact; visual receptor cell sensitive to color; cone-shaped mass of ovule- or spore-bearing scales or bracts; a shape whose base is a circle and whose sides taper up to a point; make cone-shaped; "cone a tire"

speaker collapse: someone who expresses in language; someone who talks (especially someone who delivers a public speech or someone especially garrulous); "the speaker at commencement"; "an utterer of useful maxims"; the presiding officer of a deliberative assembly; "the leader of the majority party is the Speaker of the House of Representatives"

diaphragm collapse: a mechanical device in a camera that controls size of aperture of the lens; "the new cameras adjust the diaphragm automatically"; electro-acoustic transducer that vibrates to receive or produce sound waves; a contraceptive device consisting of a flexible dome-shaped cup made of rubber or plastic; it is filled with spermicide and fitted over the uterine cervix; (anatomy) a muscular partition separating the abdominal and thoracic cavities; functions in respiration

frequency collapse: the number of observations in a given statistical category; the ratio of the number of observations in a statistical category to the total number of observations; the number of occurrences within a given time period; "the frequency of modulation was 40 cycles per second"; "the frequency of his seizures increased as he grew older"

horn collapse: one of the bony outgrowths on the heads of certain ungulates; any hard protuberance from the head of an organism that is similar to or suggestive of a horn; an alarm device that makes a loud warning sound; a high pommel of a Western saddle (usually metal covered with leather); a noisemaker (as at parties or games) that makes a loud noise when you blow through it; a noise made by the driver of an automobile to give warning;; the material (mostly keratin) that covers the horns of ungulates and forms hooves and claws and nails; stab or pierce with a horn or tusk; "the rhino horned the explorer"

wavelength collapse: the distance (measured in the direction of propagation) between two points in the same phase in consecutive cycles of a wave; a shared orientation leading to mutual understanding; "they are on the same wavelength"

radio wave collapse: an electromagnetic wave with a wavelength between 0.5 cm to 30,000 m

radio receiver collapse: an electronic receiver that detects and demodulates and amplifies transmitted signals

spectrum collapse: broad range of related values or qualities or ideas or activities; an ordered array of the components of an emission or wave

resonance collapse: the quality imparted to voiced speech sounds by the action of the resonating chambers of the throat and mouth and nasal cavities; a vibration of large amplitude produced by a relatively small vibration near the same frequency of vibration as the natural frequency of the resonating system; an excited state of a stable particle causing a sharp maximum in the probability of absorption of electromagnetic radiation

radio transmitter collapse: transmitter that is the part of a radio system that transmits signals

direct current collapse: an electric current that flows in one direction steadily

alternating current collapse: an electric current that reverses direction sinusoidally; "In the US most household current is AC at 60 cycles per second"

fluctuation collapse: the quality of being unsteady and subject to changes; "he kept a record of price fluctuations"; a wave motion; "the fluctuations of the sea"

frequency band collapse: a band of adjacent radio frequencies (e.g., assigned for transmitting radio or television signals)

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