Source

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Source

</dt>
1. The location or device from which energy emanates as a sound source, heat source , etc. </dd>
2. Specifically, in the mathematical representation of fluid flow, a hypothetical point or place from which fluid emanates. </dd>
The strength of a source; the rate of mass flow of unit density across

a curve enclosing the source is given by ''Q = 2π r v_r'

where r is the distance from the source and v_r is the radial speed. </dd>
3. Specifically, the device which supplies signal power to a transducer. </dd>

References

This article is based on NASA's Dictionary of Technical Terms for Aerospace Use