IC 74HC14 schmitt trigger
The Schmitt Trigger is a logic input type that provides hysteresis or two different threshold voltage levels for rising and falling edge. This is useful...
Schmitt Trigger (with transistors)
Schmitt trigger - Wikipedia
Schmitt trigger adapts its own thresholds | EDN
Schmitt Trigger Gate Circuit
Two NPN 2n2222 transistor based electronics schmitt trigger circuit step...
Schmitt trigger using transistors and resistors - (Wikipedia)
Schmitt Trigger (1 - 200 Transistor Circuits) One way to convert a analog signal to a digital one, with some noise reduction to.