555 wailing siren


Posted on Feb 6, 2014

In this tutorial you will build a wailing siren that plays a tone that increases and decreases in pitch. The circuit uses two 555 ICs and a loudspeaker..


555 wailing siren
Click here to download the full size of the above Circuit.




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

AVR terminal for serial port
Sonic Kaleidoscope Circuit
KC2ZPLs Web Design and Electronic Home
DC DC Converter From 1 5V To 34V
Video Amplifier Circuit for Camera PCB
Electronic Thermostat and Relay Circuit
8x8x8 LED Cube
9700s Analog Synth Modules
GS1674 Adaptive Cable Equalizer
AC voltmeter circuit
BE-150 mainframe computer switching power supply circuit



Top