3 Tone Siren

3 Tone Siren project produces Gun Sound, Police Siren and Ambulance Siren effects from a speaker. This project is built around UM3561 IC driving an LM386 audio amplifier to give that extra punch.   For more detail: 3 Tone Siren ...

Read more

Make a Mini LED Siren powered by Arduino

This is one of the first projects I have made with Arduino. It's a little siren with a LED that fades and blinks on and off. It demonstrates basic use of LEDs and speakers. Also check out this article: 8-Pin Programming Shield Constructive criticism is appreciated! Let's get started!   Step 2: Solder jumper wires to the button and speaker Fire up your soldering iron and attach wires to each of leads on ...

Read more
Scroll to top