Bass test( 1 Hz to 300 Hz)Low frequency sine wave test tone (lower your volume first)

Test your subwoofer low-frequency respond from 1 Hz to 300 Hz. Each frequency duration is 3 second long so you can here different clearly.
Frequencies start from 1Hz to 300Hz pure sine wave.
If your amplifier is a bridge-tie load or output capacitor-less amplifier(OCL) you can touch your woofer speaker and feel it shaking when sound below 20 Hz playing.
Lower your volume first, play this video until you hear a little sound and then higher volume control to match you need.
BEWARE: LOWER YOUR VOLUME AND SLOWLY INCREASE VOLUME OR YOUR LOVE SOUND SYSTEM DAMAGE!!!!!
Find high-frequency sine wave sound test tone here
www.youtube.com/watch?v=JAUcHfCO_FE

Category : Doublsmm

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