Toa SB-38S, Instruction Manual

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Characteristic Diagrams(Assembled the HLS38UL-8 Low-Frequency Loudspeaker)
Frequency Response • Impedance Curve Harmonic Distortion
Coverage Angle vs Frequency(-6dB) Directivity Factor(Q) vs Frequency
Polar Response(1/3 Octave Pink Noise)
Horizontal Vertical
200Hz 250Hz 315Hz 400Hz
500Hz 630Hz 800Hz 1000Hz
Measured in an anechoic environment at 1 watt and 1
meter.
Measured at 50 watts (—10dB power), 1 meter.
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