This circuit simulates a resistor controlled by digital signals. We found it in American documentation from the 90s. The basic component is a CMOS 4016 or 4066 digital switch.
Found in a 90s Linear Technology documentation, this circuit is intended for powering cold cathode...
This transistor gain meter was found in a 1960 Sylvania transistor manual. The circuit is for...
This signal amplifier should be installed near the FM antenna to improve signal reception in...