Found in old American documentation, the components used are still common. The circuit directly controls a load connected to the power grid.
This circuit was obtained from an Electronic Design from the 90's. The circuit generates signals at a...
This simple Hartley circuit can generate two tones depending on the adjustment of the trimpots. The...
Using the CMOS 4046 IC this motor control was found in November 1984 Radio Electronics magazine. The...