#Data from Zwicker/Jaroszewski: "Inverse dependence of simultaneous tone-on- #tone masking patterns at low levels", JASA 71(6), June 1982 #data from figure 1: Maskerfrequency in Hz, Maskerlevel in dB SPL, #below: Testtonefrequency in Hz, Masking in dB SPL. # #Maskerdata: 1000 50 750 8.7 800 14.0 850 18.6 900 25.6 930 30.7 970 34.9 1000 42.0 1030 33.4 1060 29.8 1090 26.6 1140 23.9 1190 22.2 1240 20.9 1290 19.3 1360 17.8 1500 12.5