A wave that has two significant conditions, i.e., two levels of amplitude, that change from one condition to the other in a relatively short time compared to the wavelength . Note: When the instantaneous amplitude is plotted versus time or distance, the waveform has a rectangular shape. [ From Weik '89 ]
SQUARE WAVE
Meaning of SQUARE WAVE in English
Telecommunication standard terms English vocab. Английский словарь стандартных телекоммуникационных терминов. 2012