This circuit was found in a Hughes manual of 1068 using a MOSFET of the time. The circuit can be adapted to use modern equivalent MOSFETs.
This circuit supplies a continuous voltage at its output, which is the peak value of the...
The configuration shown in the figure allows you to implement an debounced switch with CMOS or TTL...
Two of the four gates of a 4011 is used in this biestable touch circuit. Do not use a power source...