ANCS - Active Noise Canceling System
Iyi si njira yowona yotetezera chitetezo, koma timayitchula kuti tikwaniritse, chifukwa zingathandize kumasula dalaivala ndikumupangitsa kukhala womvetsera kwambiri.
Dongosololi limatengera kuthekera kopanga phokoso losafunikira (phokoso), kusokoneza lina, lomwe limapondereza. Zachidziwikire, mukufuna okamba omwe amatulutsa zomvera zosinthika komanso zowongolera zamagetsi zomwe zimatha kuyankha ma milliseconds. Inakhazikitsidwa ndi Nissan mu 1992 mogwirizana ndi Hitachi, imatha kuchepetsa phokoso la injini ikathamanga kwambiri kufika pa 10 Hz ndi pafupifupi 250 dB.
