This receiver for frequencies up to 18 MHz was found in American documentation from the 1990s. Data for coil winding is aggregated.
In the figure we have a very simple trigger circuit for an SCR that powers a 12 V lamp whose...
This circuit was found in English documentation from 1995. The circuit uses a period sensor and...
This filter can be implemented with almost any operational. The power suppply must be symmetrical. ...