Circuit Ideas for the engineer and hobbyist


Under Construction!
Basic op-amp circuits (many useful ideas)

inv. amp, non inv. amp, difference amp, inv. sum amp, non inv. sum amp, inv. high Z amp, fast inv. amp, non inv. ac amp, differentiator, integrator, current (sinking)/voltage conv., centre voltage gen., multivibrator, function generator, current source1

Basic low-cost CMOS timer circuits made with CD40106 (on delay, off delay, one-shot pulse, multivibrator)
Basic transistor circuits
Some good 555 circuits

No function warranty or responibility is given for the circuits presented here!

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