Quick Guide for Beginners
CBT Quick Start Guide
6 
Example #1 -- Flat Listening Plane 
CBT 100LA in Narrow Setting 
Trim Height = 3.4 m (11 ft, Top of Speaker) 
Down Tilt = 10° 
Vertical Coverage Setting = Narrow 
SPL
(Full rated power, low-Z, SPEECH setting, 4 kHz, scale in feet): 
0
5
10
15
20
25
30
0 10203040506070
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










