Interference suppressors, they work on the principle of extinguishing sound waves of the same frequency, but shifted in phase. flow for this purpose …
Category Archives: Technique
Absorption silencers
Absorption silencers, which use the phenomenon of absorption of sound energy by porous materials (asbestos, glass wool, metal wool). Including …
Reflective silencers
Reflective silencers (using the Helmholtz resonator principle) may take the form of a series resonator (low frequency filter, which transmits sounds at a frequency lower than its own frequency), …