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sine wave

noun

Definitions

  1. The sine wave or sinusoid is a mathematical curve that describes a smooth repetitive oscillation. Named after the mathematical sine function, of which it is the graph, it describes the way a generator develops alternating current (AC), and is the pattern of the simplest AC welding current.

External Sources

http://www.thefabricator.com/article/aluminumwelding/riding-the-right-wave-in-aluminum-welding