This circuit was found in a Japanese publication in 1975. It provides 30 W per channel using the SI-1030G modules. The module must be mounted on an excellent heat sink.
This control for motors up to 1 A was found in a Siliconix documentation using its own component....
This filter rejects the hum of 60 Hz from power grid, being placed between the signal source and...
In the figure we have an interface using an optical coupler and the comparator LM339 or any...