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Understanding noise. (signal noise) (Tutorial)
EDN
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October 18, 1993|
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COPYRIGHT 1993 Reed Business Information, Inc. (US). This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group.
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The presence of noise in electronics is inevitable. If you not accounted for properly, it can be disastrous. But noise can also be a valuable tool when used as a stimulus, a reference, or a measurement standard. To do this, you must first understand and know how to measure and manipulate white noise.
Thermal Noise
Thermal noise is generated in any conducting material due to the random motion of free electrons. Thermal noise power is defined by the equation:
Thermal Noise = K x T xB
where: K is Boltzman's Constant T is temperature in ...
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ACTOR JIMMY STEWART DEAD AT 89
Transcript from: World News Tonight with Peter Jennings
; ...SAWYER: Finally this evening, Jimmy Stewart. In his movies, he touched so...for more than a half century, Jimmy Stewart was unique, an American original. JIMMY STEWART ( Mr. Smith Goes To Washington...
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A WONDERFUL LIFE -- REMEMBERING JIMMY STEWART
Transcript from: ABC Nightline
; ...from It's A Wonderful Life ) JIMMY STEWART, Actor: I'd like people to...from It's A Wonderful Life ) JIMMY STEWART: I've had a wonderful life...wonderful life -- remembering Jimmy Stewart. ANNOUNCER: This is ABC News...
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Jimmy's Voice ; Lancaster Couple Combine Interests In Radio, Famed Pa. Actor To Write 'Jimmy Stewart On The Air'
Newspaper article from: Lancaster New Era Lancaster, PA
; ...who has collected hundreds of Jimmy Stewart keepsakes. Her husband, Charles...at a lesser-known aspect of Jimmy Stewart's career - his radio days in...interested when I learned more about Jimmy Stewart's career in radio," said Charles...
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THE LATE, GREAT JIMMY STEWART
Transcript from: ABC Primetime Live
; ...mourning the death of the great Jimmy Stewart, who died today at age 89. And while everyone has their favorite Jimmy Stewart film, I cast my ballot for Mr...deputy, Thomas Jefferson Destry. JIMMY STEWART: Howdy, folks. ACTRESS: Hey...
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Jimmy Stewart, 1908-1997: Tribute to a fellow ROA life member
Magazine article from: The Officer
; ...He was much more than that. Jimmy Stewart died at his Beverly Hills home...lost a national treasure today. Jimmy Stewart was a great actor, a gentleman...and the world lost a true hero. Jimmy Stewart personified everything that made...
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Jimmy Stewart remembered in his adoring Pennsylvania hometown.(Originated from Knight-Ridder Newspapers)
Newspaper article from: Knight Ridder/Tribune News Service
; ...INDIANA, Pa. _ No bells rang for Jimmy Stewart here Thursday. But that didn...him their plans for a grandiose Jimmy Stewart Museum, he insisted on a much...person after person said Thursday, Jimmy Stewart was one of us. ``He never forgot...
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JIMMY STEWART 1908 - 1997 ``DECENT, HARD-WORKING GUY'' BECAME A MOVIE LEGEND WHILE EXEMPLIFYING WHAT AMERICA IS ALL ABOUT.(DAILY BREAK)
Newspaper article from: The Virginian Pilot
; ...how he wanted to be remembered, Jimmy Stewart once said, ``As a decent...next door, came back changed. Jimmy Stewart's death, of cardiac arrest...We may well mourn the loss of Jimmy Stewart's screen persona more than we...
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TRIBUTE TO A HOLLYWOOD LEGEND - JIMMY STEWART
Transcript from: ABC World News This Morning
; ...news this morning, remembering Jimmy Stewart, beloved actor and great American...they're paying tribute to Jimmy Stewart, who died yesterday at his Beverly...CHARLTON, HESTON, Actor: Jimmy Stewart was what we all should be...
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 "News-Sun, The (Waukegan, IL)")
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JIMMY STEWART: THE DEFINITION OF COOL
Newspaper article from: News-Sun, The (Waukegan, IL)
; ...remember the gangly, corn-fed Jimmy Stewart as we prepare to celebrate our...the sun. The reason is simple. Jimmy Stewart was the coolest man in America...sport and the silver screen. But Jimmy Stewart tops all the cool men, because...
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JIMMY STEWART REACHED OUT, TOUCHED OUR HEARTS ONE LAST TIME.(LOCAL)
Newspaper article from: The Virginian Pilot
; ...bruises the soul. So it was with Jimmy Stewart, who died last week at 89. We...scene in ``Shenandoah,'' Jimmy Stewart seemed neighborly, a guy who...Movie stars ride in limos. Jimmy Stewart looked like the Ford type. Some...
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