This simple low current circuit was found in a Radio Electronics magazine from August 1960. The circuit does not use transistors in regulation, but only zeners directly.
This circuit was found in a Popular Electronics of the 90s. The output amplitude will be between...
This circuit allows the use of two triggers (inverters or NAND gates connected in this way) to...
This 6V regulator with FET was found in an old Electronic Design. FET and transistor admit modern...