shape+by+beating
131List of screw drives — Contents 1 Common types 1.1 External types 1.1.1 Square 1.1.2 Hex …
132Critical band — The term critical band, introduced by Harvey Fletcher in the 1940s, referred to the frequency bandwidth of the then loosely defined auditory filter. Psychophysiologically, beating and auditory roughness sensations can be linked to the inability… …
