The CRT sound is the sweep oscillator, also called the " flyback ".
2.
:Young people usually can hear the high-pitched CRT television sound, at the frequency of the sweep oscillator.
3.
A very simple control feeds an adjustable amount of the vertical signal ( or possibly, a related external signal ) to the sweep oscillator.
4.
Pianist Marilyn Nonken's concert on Monday night at the Flea included both the earliest work she plays ( Schoenberg's Three Pieces Op . 11 of 1909 ) and the slowest ( Alvin Lucier's Music for Piano With Pure Wave Slow Sweep Oscillators ).
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