Found in General Electric's documentation from 1970, this circuit is indicated for the so-called “Solid State Lamp” (SSL). The LED symbol in the original diagram is inverted.
This circuit converts sinusoidal signals into squares and can be powered by voltages from 1.5 to 5...
This traditional version of timer was found in an old English publication. The relay must be of a...
This circuit for automotive use was found in American documentation from the 90s. The circuit uses...