Shutdown circuit 1 (CB8418E)

This reset circuit was found in a 90s Popular Elctronics. It is used to protect sources, turning it off in case of overvoltage.

Remote Control Extender (CB25916E)
This circuit was found in a Radio Electronics issue from May 1989. Please note that it may not...
Water Alarm (CB4368E)
We found this circuit in an English magazine from 1976. The magazine no longer exists, but just...
OPAx196 Texas Instruments Power Operational Amplifiers
Texas Instruments' low power operational amplifiers OPAx196 can be found on Mouser Electronics....