Bosch EVF-1122S/94-FG - Manual (Page 3)

Polar Plots (1/3 Octave):
Engineering Data Sheet
Horizontal = Black
Vertical = Grey
400 Hz 500 Hz 630 Hz 800 Hz
1 KHz 1.25 KHz 1.6 KHz 2 KHz
2.5 KHz 3.15 KHz 4 KHz 5 KHz
6.3 KHz 8 KHz 10 KHz 12.5 KHz
16 KHz 20 KHz