Fast fadings of a shortwave signal are simulated by a Poisson sequence of pulses. The laws governing the distribution of the amplitudes and lengths of the pulses are determined from experiments. The autocorrela
Shortwave radio uses frequencies in the HF band, from about 1.7 megahertz to 30 megahertz, according to theNational Association of Shortwave Broadcasters (NASB). Within that range, the shortwave spectrum is divided into several segments, some of which are dedicated to regular broadcasting stations, ...
In 1924 he convinced the British government to encircle the world with a chain of wireless stations using the latest technology that he had devised, shortwave radio. There are some who say Marconi lost his edge when commercial broadcasting came along; he didn t see that radio could or should...
aListening To Foreign Broadcasts [translate] aSo at 6 p.m. most evenings, they turn on a battery-powered, short-wave radio and tune in to a "pirate radio station." Chidakwa says Shortwave Radio Africa and Voice of America are their favorites. [translate] ...
(细菌)or chemical weapons may,before long,offer an even greater threat.If we succeeded in stopping war,there would be no danger for us.To do this,we need to persuade mankind to look upon international questions in a new way,not as contests Of force,in which the victory goes to the ...
Sinks, who was paid $41,083 by the New York Power Authority for his testimony--despite his never having doneEMFresearch (seeMWN,JIA88 a n d N D 8 8 j is now free to testify as he pleasesbecause, Mervis reports, Sinks has left NCI. If there was any doubtleft, the September 18...