andy pugh wrote: > By the time you have found the 20 transistors and soldered them to a > proto-board you have probably spent more money and a heap more time > than using an Arduino from the start. And that is the expensive > option. > A DIP flip flop of the 74HC74 type contain about 20 transistors in each FF, that's what I was referring to. Nobody would EVER build a FF out of discrete transistors unless they were restoring an old computer for a museum.
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