In message <20130225095615.79...@gmx.com>, dated Mon, 25 Feb 2013,
Anthony Thomson <ton...@europe.com> writes:
Just as an aside, a DC motor will often produce different EMI profiles
according to the direction (+/- vs. -/+) it is run.
Many such motors are classed as 'non-reversible' as brush wear is
excessive in reverse rotation.
--
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