This circuit was found in a 90's EDN. It can be implemented with either TTL or CMOS logic and used as a shield.
This 600 W reducer uses SCRs and a switching system. The circuit is from Motorola's 1975...
We found in an old documentation how to use a 555 as a monostable key. The circuit should not be...
This circuit can be implemented with more modern operational amplifiers like the 741 and its...