At 09:03 AM 1/31/02 -0600, you wrote:
>Check into Don Lancaster's so-called magic sine waves

Does anyone know of a commercial power (mains powered) product
that has actually used this method successfully?

Tables are easy to make up yourself- you need to create two signals
Pi/2 out of phase. This can be done with a single one-quadrant LUT.

Best regards,

Spehro Pefhany --"it's the network..."            "The Journey is the reward"
speff@interlog.com             Info for manufacturers: http://www.trexon.com
Embedded software/hardware/analog  Info for designers:  http://www.speff.com
9/11 United we Stand

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