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To play back the recorded information, the tape is passed through or near a coil
so that the magnetic flux from the tape cuts the wires of the coil and induces an
audio-frequency current in it. The tape may be erased by passing it through a ...
One of the applications of electron optics is the electron microscope. electron
paramagnetic resonance (epr), also called electron-spin resonance (esr),
selective absorption of weak radio-frequency electromagnetic radiation (in the
Low-frequency irregularities (as one per revolution of a turntable, referred to as "
once arounds") cause wow and are recognized aurally as fluctuations in pitch.
Irregularities that occur at higher frequencies are called flutter and cause a ...
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LibraryThing ReviewUser Review - keylawk - www.librarything.com
This is the 198215th Edition, in two halves, with the Macropaedia and the Micropaedia. First published in 1768, the publisher is the oldest English-language encyclopedia still in print. Two Scottish ... Read full review
The New Encyclopaedia Britannica (Encyclopaedia)User Review - Not Available - Book Verdict
For virtually all its 238 years,Britannica has ruled the shelves as a peerless general encyclopedia. Reviewers have consistently given it high marks for most of the 12 criteria identified inKister's ... Read full review