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Old 29th October, 2001, 12:25 PM
Aedan Aedan is offline
Chief Systems Administrator
Join Date: September 2001
Location: Europe
Posts: 13,075

Originally posted by dimmreaper
three words:

Active Noise Cancelation
ANC works great with lower frequency noise. It plain sucks at higher frequencies. My older bro worked on one for aircraft at one point, but they had real difficulties cancelling out the HF noise in all but trivial situations.

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