Peter Bartok

1000, 4000, 15000 cps.

22.5 kc., 16 kc., 11.5 kc. (0 db.)

31.3 cps., 22.1 cps., 15.6 cps. (0 db.)

100 cps. square wave (500 cps. turnover, no pre-emphasis)

440 "A"

100 cps. square wave (500 cps. turnover, pre-emphasis from 2000 cps. on)

435 "A"

1000 cps., 5000 cps., 15000 cps. same level as Band 1.

1000 cps. square wave (500 cps. turnover, pre-emphasis from 2000 cps. on)

1000 cps. square wave (500 cps. turnover, no pre-emphasis)