DTD1475: Security Siren and Siren Alarm

<p>Today we look at how easy it is to create a panic alarm to (hopefully) scare away intruders of all sizes.</p><p>Feedback, comments, demos pleas to ✉️ <a href="mailto:thedottodotpodcast@gmail.com">thedottodotpodcast@gmail.com</a> 👍<br> You can also support the show with a tap at <a href="http://www.glow.fm/dottodot" rel="nofollow">www.glow.fm/dottodot</a> - please consider doing so and become an official Dot to Dot 🌟</p>