Thursday, 28 February 2013

SUBWOOFER CONSTRUCTION 15"x2 wf( 2x wf 38cm)-very low cost high power subwoofer

SUBWOOFER CONSTRUCTION 15"x2 wf( 2x wf 38cm)-very low cost high power subwoofer Tube. Duration : 5.28 Mins.


Sub-woofer Bass Reflex System with 2 x 15'' woofers for each box All you need for the construction of the box is vinylic glue, recycled hard cardboard, tape, silicone and paint. ....... Very very cheap!!!!!! The box was built with 4 layers of thick cardboard glued together. As the glue dries it hardens and the layers become hard as wood. In this way the box is capable of resonance and can reproduce extra low frequencies. This system can reproduce very powerful basses. Music is played with a high efficiency almost as if the sub-woofer was built with wood. In this prototype we used black tape to cover the surface of the box but it is possible also to paint it once the glue has dried The woofers where fixed in place with silicone in order to seal and not permit any air to pass When we finished the box we carried out many acustic tests using for example rock (hardrock and heavymetal), classical music and nature sound effects such as waterfalls and others...... We also tested the sound of the tibetan horn which reproduces very very low frequencies. The vibrations can be percieved strongly on your stomach and the rest of your body as it happens when you physically stand next to a tibetan horn. Towards the end of the video you will find specific tests which prove that this Sub-Woofer System can reproduce extra low frequencies (also subsonic frequencies)

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