Figure 1 gives a simple circuit for the PUSH ON, PUSH OFF function with only a few inexpensive components. In this design, the output is connected to the input of the gadget when you press the push ...

The electronic analogue of the push–button switcher uses bistable elements (Figure 1), which are turned on by applying a high-level voltage to the input of the element and turned off by applying a low ...

In this case, [Tod] wanted to use a momentary tactile switch to turn something on and off. Instead of going with a microcontroller he built the circuit around a 555 timer. What he really needed in ...

A common theme in modern consumer electronics is having a power button that can be tapped ... down when it’s time to shut it off. [R. Jayapal] had noticed a circuit design for this setup when ...

Stay in control of your Android phone In the simplest terms, a button is a finger-activated mechanism for completing an electric circuit ... panic was the new Kodak push-button camera from ...

without fully turning it off, prompting it to yell at me again. Many manufacturers have started to come up with systems to prevent further deaths. But the push to start button’s days may already ...