This circuit was found in Radio Electronics magazine from October 1964. The circuit uses two transistors of the time that require a supply voltage of 9 V. Consumption is 2.5 mA.
This project was found in a 1981 documentation consisting of a simple blinker with 2 transistors. The...
This complete experimental source of low current and very high voltage can generate voltages from...
The purpose of this circuit is to automate the activation of an aquarium air pump (aerator). The...