A lot of attention—and hype—has focused on bringing traditional office-productivity programs, such as the OpenOffice.org suite, to Linux. However, another important—and far less-hyped—area where Linux ...

The 555 timer is one of the most versatile integrated circuits available. It can generate PWM signals, tones, and single-shot pulses. You can even put one in a bi-stable mode similar to a flip flop.

This helps in identifying any letter come to our address. If a letter is dropped by someone into the letter box, the LED attached at the output stops blinking which indicates that there is a letter in ...

In a balanced op-amp circuit, the op-amp inputs see equal impedances looking into the circuit. Balanced circuits provide better performance by cancelling some input errors and have a simple R F /R I ...

For reliability, designers must create flex circuits that are neither too thick nor bend too much. • Every flex circuit has a neutral-bend axis. • Smaller circuit thickness reduces the risk of damage ...