3 ms·
Basically, by splitting the airflow into a shorter and longer channel, the slight delay in the longer channel cancels out the most annoying frequency. It would
by gwbas1c 2y ago
Basically, by splitting the airflow into a shorter and longer channel, the slight delay in the longer channel cancels out the most annoying frequency.
It would be interesting if they stacked two or three together to muffle even more noise.