This circuit is for traditional old-style telephone lines found in an American 1980s documentation. Components are common and the optical coupler can be replaced with an equivalent.
Any operational amplifier can be used in this circuit. The 741 is the most common. Power supply must...
With the configuration shown in the figure, a common 12 V lamp lights up when light no longer...
April 2017 - The new gate controllers for IGBT SCALE-2 from Power Integrations can now be obtained from...