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Information on hearing loss

March 14th, 2013 Posted in OMNITRONIC, worth knowing Tags: , ,

More and more young people suffer from hearing loss of 25 decibel or more, mainly caused by loud music from portable MP3 and CD players or discotheques.

Everybody operating amplification systems should know to what sound pressure levels he exposes his or the audience’s hearing. As an average levels between 75 and 105 dB(A) in the discotheque or 95 and 115 dB(A) at a rock concert are reached. Individual peaks can exceed the pain level at 130 dB(A). Such levels are typical for motor chainsaws or jack hammers.

 

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COB LED Technology

February 7th, 2013 Posted in worth knowing Tags: , , ,

Flat as a cracker – that is how the future of High Performance LEDs appears. And in this flat lies the secret of the powerful LEDs. Because the latest generation of high-power LEDs is characterized by COB (Chip-On-Board) manufacturing.

Advantages are a better heat dissipation, a minimum chip distance and an easy control of the LED arrays or LED clusters (also called modules).

 

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