A practical unit for measuring the ratio of the difference in intensity (power) of two waveforms, usually sound or power; the basic bel unit is the logarithm to the base 20 of their ratios, and one decibel is one-tenth of a bel.
TRUMPF FABTECH 2014 Preview
See the products TRUMPF will have on display at FABTECH on Nov 11-13 in Atlanta. TRUMPF will introduce a wide array of new products and technologies, including the world premiere of the TruLaser 2030 fiber laser cutting machine, in addition to new laser cutting, punching and press brake technologies, laser marking, laser welding, and power tools. Visit our FABTECH web site: www.us.trumpf.com
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