Quick Guide for Beginners

CBT Quick Start Guide 18
Example #4 – Three-Tiered Raked
CBT 70J in Broad Setting
Trim Height = 7.6 m (25 ft, Top of Speaker)
Down Tilt = 5°
Vertical Coverage Setting = Broad
SPL
(Full rated power, low-Z, SPEECH setting, 4 kHz, scale in feet):
0
20
40
60
0 40 80 120 160
105
100
95
90
85
80
75
Frequency Response (Full rated power, low-Z, speech setting, mic positions as designated above):
SPL Range
4 kHz