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/ PC Plus SuperCD (UK) 1995 March / PC Plus Super CD (Issue 101) (March 1995).iso / lrn_pc / sound / rasterim.wav (.mp3) < prev    next >
Waveform Audio File Format  |  1993-09-30  |  472.9 KB  |  1 channel  |  22,050 sample rate  |  22 seconds
Transcription: The CRT beam scans the screen surface line by line. Its horizontal and vertical movement is controlled by the line scan and snap scan generators respectively. During the beam movement, its intensity changes due to modulation. Therefore, luminescence of various points of the display changes as well as producing an image.