This sophisticated circuit for the 90s car was found in the 1993 edition of Radio Electronics Special Projects. It uses components that are still common today.
Suitable for the use with sensors, this circuit from National Semiconductor appears in other...
The circuit presented emulates an OR gate with the LM3900, operational transconductance amplifier....
This circuit has a very high input impedance and a very low output impedance. We found it on a...