User “pustan” made a function. Jest to generator funkcji. The integrated circuit and printed board were used. As it was needed to start the controllers of a stepper motors, the abovementioned circuit was soldered and fitted in a box. It cannot be called a wonder of technology but it is based on what you can find at your home. The parameters of the devices are not too advanced. A function generator can be sometimes needed, especially that with flexible regulations.
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