Document 4vqj1mw5rmNG7aDE10O362w6R

.('foues-f/ze >i\ L ft I _^-^3 _ J _ NOTE: THIS AUDIOGRAM IS BASED UPON THE ASA 1951 REFERENCE. IF THE MEASUREMENT IS MADE WITH AN INSTRUMENT CALIBRATED ON ISO 1964 REFERENCE. THE FOLLOWING VALUES MUST BE SUBTRACTF.D FROM THE AUDIOMETRIC REAOlNGS. AND THE CORRECTED VALUES THEN PLOTTED. FREQUENCY. HZ. 250 DRiCIBELS TO BE SUBTRACTED t 5.0 500 M.O 1000 10.0 2000 6.5 3000 8.5 4000 6.0 6000 9.5 8000 l 1.5 C-t044*C t/7 PRINTED IN U.S.A. NGC26303