Seagate EE25.2 - Series 80 GB Hard Drive Product Manual page 27

(Number of seeks per second = 0.4 / (average latency + average access time)
Acoustic mode
Idle*
1.7 bels (typ)
1.9 bels (max)
* During periods of drive idle, some offline activity may occur according to the S.M.A.R.T. specification, which may increase acoustic and
power to operational levels.
EE25.2 Series Product Manual, Rev. E
Seeks
1.9 bels (typ)
2.1 bels (max)
21