Word: seesawing
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Dates: during 1980-1989
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There are two ways to generate an antinoise wave. The analog approach, first developed in the 1930s using vacuum-tube technology, works something like a seesaw. A mechanism drives a loud speaker that pushes the air when incoming sound waves rise and pulls it back when the sound waves fall. Alternatively, antinoise waves can be created digitally, using a signal processor to convert incoming sound waves into a stream of numbers. Given those numbers, computers can quickly calculate the frequency and amplitude of the mirror-image waves. Those specifications are then fed to a conventional speaker and broadcast into...
Horner described the changing relationship between Harvard and Radcliffe as the difference between a seesaw and a rowboat. In the past, relations were like a seesaw, with one side battling the other for equality, but now, Horner said, it was more like a rowboat, with both parties pulling together...
...down. It is a dangerous move to admit someone besides Ellie into his secret life. Love for an outsider will distort the twins' delicate imbalance. They had been complementary halves of one identity: body and mind, | curiosity and compassion, sex and guilt, Don Juan and Don Knotts. Now the seesaw must tip from sanity to psychosis...
...possible to pay for their holy war, helping depress prices. Peace could eliminate the glut, the theory goes, by bringing back tighter production quotas from Iran, Iraq and the other members of the Organization of Petroleum Exporting Countries. Such thinking caused the price of oil futures to seesaw violently last week. The price of a barrel of West Texas crude jumped 84 cents, to $15.70, when Iran first proposed peace, then plunged 47 cents per bbl. the next day, after Iraqi fighters bombed Iranian targets...
...number one singles, Jon Cardi, the freshman sensation, dropped the first set to Jacob Leschly, 7-6 (7-4), but rallied to win the seesaw second set in the tiebreaker...