Reg Edwards wrote:
Having started it, I havn't been taking much notice of this
long-winded thread. Its all too clever for poor little me! ;o)

Just curious, Reg, are you familiar with phasors used to
represent traveling waves where the phasor has a rotation
about the origin proportional to the frequency? Are you
familiar with the phasor addition of two of those waves
traveling in opposite directions forming standing waves?
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73, Cecil http://www.qsl.net/w5dxp