This simple circuit uses a Cmos 4017 to create a sequential timer with up to ten events. The length of each event is independently controlled.

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This is a photograph of a Sequential Timer. It uses a Cmos 4017. The prototype repeats the same sequence of four separately timed outputs. But the sequence can be extended to nine or ten separately timed events - and it doesn't have to repeat.

A Photo Of Ron J's
Sequential Timer

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Sequential Timer Schematic	The Rest of Ron's Circuits	Write To Ron	More Free-to-Use Circuits	Circuit Exchange International

Sequential Timer - Photograph

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