Found in a 1969’s EDN, this circuit provides 4.5 V with a 100mA current for digital logic. The circuit uses transistors from the era.
This circuit was found in an English magazine Radio & Electronics Constructor of February 1977....
We found this circuit in a 1967 IEEE documentation. The circuit uses discrete components of the...
This circuit consists of a frequency-voltage converter. The circuit can be used as the basis for...