This circuit was obtained from a 90s Radio Electronics. The value of R1 determines the scale according to the table next to the diagram. The power suppley must be symmetrical.
This circuit doubles the input voltage, converting, for example, 6 V and 12 V. The output current is...
The LM105 integrated circuit consists of a voltage regulator integrated in a metallic enclosure. The...
The CA3020 integrated circuit was one of the first commercial types, sold in the 1960s. The...