TL550D Low-Frequency Speaker System
TL550D Low-Frequency Speaker System
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FIGURE 3—TL550D One-Third-
Octave Beamwidth vs Frequency
(anechoic environment)
FIGURE 4—TL550D One-Third-
Octave Directivity vs Frequency
(anechoic environment)
FIGURE 5—TL550D Harmonic
Distortion, 0.1 Rated Power Input
(120 watts), 10 Feet on Axis
FIGURE 6—TL550D Harmonic
Distortion, 0.01 Rated Power Input
(12 watts), 10 Feet on Axis
FREQUENCY IN HERTZ