This high-power flasher for incandescent signaling lamps was found in a 1980s General Electric documentation. The circuit has a photoelectric control and is powered by the 110V grid.
An interesting application in case of needing to supply an operational amplifier or a very low...
Found in an old English publication and in other parts of this website in different versions, this...
In the figure we have a differentiator with the LM3900 transconductance amplifier. The circuit is...