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> If the output square waves go +/-5V instead of 0 to +5V, then they canErrr...not going to put 16 level shifters on there! Over 180 parts just for
> be inverted by any analog inverter. I find this useful to produce both
> phases for control purposes. If you invert 0 to +5V you get 0 to -5V,
> which can't be used as a gate or trigger.