Tag Archives: sound

Tutorial: build a distance sensor with an alarm

Introduction to Arduino and programming . There is also a “quick walk-through video” of this tutorial (but it is rather old). We will build a distance meter in this tutorial. It uses an ultrasonic distance sensor to sense the distance to an object nearby. It consist of the following steps: 1. Setup the Arduino and do … Continue reading Tutorial: build a distance sensor with an alarm

Options for additional components and power for the Arduino

What options are there for the use of motors in our project? There are many types of motors. There are 3 basic types (more info): Most light servo motors, like the common SG90 (which you can borrow from Fjodor), can be used directly with an Arduino (no motor driver/controller required). For some heavier types and … Continue reading Options for additional components and power for the Arduino

Sounds and music with Arduino

This article highlights four different ways you can make sounds with the Arduino or play music. It starts with the easiest one: (1) adding a small buzzer, then (2) a standard loudspeaker, then (3) using your smartphone as the speaker via an connected app. It ends (4) with using an MP3 module. A tutorial which … Continue reading Sounds and music with Arduino