This circuit is from 2005 documentation. The integrated amplifier circuit must be mounted on a good heat sink and the speaker must be able to withstand the full power of the circuit.
Other operational amplifiers in the series, such as the MC34072, MC34074, MC35071, MC35072,...
This window comparator circuit was found in a Popular Electronics from the 90s. The circuit has a...
This circuit sequentially drives loads connected to its outputs or even applies the signals to the...