This circuit is from an American 1967 documentation and can be implemented with modern equivalent transistors. The circuit serves as a Q multiplier.
This circuit was found in a 1980s documentation. Modern operational amplifiers can be used. The...
This circuit allows you to read temperatures with a common digital voltmeter. We found it in the...
We found this circuit in 2005 Linear Technology documentation. MPOSFET is load-matched. The...