Specifications
Page 34
... including rotational latency T1= equivalent time in accordance with ISO 7779 at each octave band. 34/188 The acoustical characteristics of the disk drive are to be recorded. Lwt(spec) = Lw = 0.1Pt + 0.3 < 4.0 (Bels) where Lw = A-weighted sound power level Pt = Value of desecrate tone ...from the chamber floor. No sound absorbing material shall be calculated as shown below . Each drive is to be less than the typical value. 6.6 Travelstar 5K160 (PATA) Hard Disk Drive Specification Acoustics 6.6.1 Sound power level The criteria of A-weighted sound power level are to be...
... including rotational latency T1= equivalent time in accordance with ISO 7779 at each octave band. 34/188 The acoustical characteristics of the disk drive are to be recorded. Lwt(spec) = Lw = 0.1Pt + 0.3 < 4.0 (Bels) where Lw = A-weighted sound power level Pt = Value of desecrate tone ...from the chamber floor. No sound absorbing material shall be calculated as shown below . Each drive is to be less than the typical value. 6.6 Travelstar 5K160 (PATA) Hard Disk Drive Specification Acoustics 6.6.1 Sound power level The criteria of A-weighted sound power level are to be...