low-frequency propagation

low-frequency propagation

[′lō ‚frē·kwən·sē ‚präp·ə′gā·shən]
(electromagnetism)
Propagation of radio waves at frequencies between 30 and 300 kilohertz.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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