Provides instructions for building a wide variety of simple and complex high-tech gadgets, from a Jacob's Ladder to voice control for robotsA simple 555 timer 1C, connected as an astable multivibrator, is all thata#39;s necessary to create a piezo buzzer. The output of the 555 causes the disc to vibrate, emitting a characteristic buzzing sound. Figure 8-1 shows a circuit that allows you toanbsp;...
|Title||:||Gordon McComb's Gadgeteer's Goldmine!|
|Publisher||:||McGraw Hill Professional - 1990|