259. Sound DataIndoor UnitSound Pressure LevelUnit: dB(A)1m1mMicrophoneModel High Mid LowAC018MNADCH/AA 42 37 32AC024MNADCH/AA 43 39 35AC030MNTDCH/AA 49 47 45AC036MNTDCH/AA 51 48 46• NC Curve1) AC018MNADCH/AA 2) AC024MNADCH/AAHighLowNC 50NC 70NC 60NC 55NC 45NC 40NC 35NC 30NC 25NC 20NC 150510152025303540455055606570051015202530354045505560657063 125 250 500 1000 2000 4000 8000Sound Pressure Level (dB)Octave Band Center Frequency(Hz)HighLowNC 50NC 70NC 60NC 55NC 45NC 40NC 35NC 30NC 25NC 20NC 150510152025303540455055606570051015202530354045505560657063 125 250 500 1000 2000 4000 8000Sound Pressure Level (dB)Octave Band Center Frequency(Hz)3) AC030MNTDCH/AA 4) AC036MNTDCH/AAHighLowNC 50NC 70NC 60NC 55NC 45NC 40NC 35NC 30NC 25NC 20NC 150510152025303540455055606570051015202530354045505560657063 125 250 500 1000 2000 4000 8000Sound Pressure Level (dB)Octave Band Center Frequency(Hz)HighLow NC 50NC 70NC 60NC 55NC 45NC 40NC 35NC 30NC 25NC 20NC 150510152025303540455055606570051015202530354045505560657063 125 250 500 1000 2000 4000 8000Sound Pressure Level (dB)Octave Band Center Frequency(Hz)NOTE• Specifications may be subject to change without prior notice.• Sound pressure Level- Sound pressure level is obtained in an anechoic room.- Sound pressure level is a relative value, depending on the distance and acoustic environment.- Sound pressure level may differ depending on operation condition.- dBA = A weighted sound pressure level- ŵʪ˙ʪθʪ͝ʀʪɇʀͱЇϑϩ̈ʀΧθʪϑϑЇθʪߡʒ9ॉڋߡߣťɇ