This filter is from the Linear Applications Handbook of the National Semiconductor of 1994. However, it can be used with other operational and modified to operate with other frequencies.
This circuit controls loads powered by the power grid, remembering that it is a half wave...
This simple source uses two 2N3055 transistors that must be equipped with good heat sinks. The...
This circuit was found in the November 1974 Radio Electronics magazine. The voltage depends on the...