Techniek159 Videos

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Peltier Effect Cooling – Experiments with a Peltier Cooler Device

Today we will be doing some “science experiments” with a popular thermoelectric cooling device, the TEC1-12706 Peltier Module. We will also learn about the Peltier and Seebeck Effects. Article with more details: https://dbot.ws/peltier More articles & Tutorials: https://dronebotworkshop.com Chat about this on the Forum: https://forum.dronebotworkshop.com Join the Newsletter: https://dbot.ws/dbnews Follow on GitHub: https://dbot.ws/github In 1834 […]
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Control Large Gearmotors with PWM & Arduino

Pulse Width Modulation (PWM) is the ideal method of controlling large DC gearmotors, but driving these motors can often be challenging and expensive. Today I will show you an inexpensive and efficient H-Bridge motor controller – the Cytron MD10C. I’ll also show you how raising the PWM frequency can make your motor controller design far […]
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Using Keypads with Arduino – Build an Electronic Lock

Today we are going to work with Matrix Keypads, easy-to-use interfaces for your Arduino designs. We’ll also build an electronic combination lock. Article with code: https://dbot.ws/keypad More articles and tutorials: https://dronebotworkshop.com Join the conversation on the forum: https://forum.dronebotworkshop.com Subscribe to the newsletter and stay in touch: https://dbot.ws/dbnews I’m sure you’ve seen lots of devices that […]
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41:54

Seeeduino XIAO – 32-bit Arduino-compatible Microcontroller

Meet the Seeeduino XIAO, a tiny 32-bit Arduino-compatible microcontroller that can be had for only five dollars. This low-current device outperforms the Arduino Uno and can also run CircuitPython! Article with code and references – https://dbot.ws/xiao More articles and tutorials: https://dronebotworkshop.com Join the conversation on the forum: https://forum.dronebotworkshop.com Subscribe to the newsletter and stay in […]
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54:56

Simple ESP32-CAM Object Detection

Train an ESP32-CAM for Object Detection using a free Edge Impulse account. All without writing any code! Article with full instructions: https://dronebotworkshop.com/esp32-object-detect More articles and tutorials: https://dronebotworkshop.com Join the conversation on the forum: https://forum.dronebotworkshop.com Subscribe to the newsletter and stay in touch: https://dronebotworkshop.com/subscribe/ Object Detection is a Machine Learning (ML) technique that uses a computer […]
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32:11

Waterproof Ultrasonic Distance Sensors – JSN-SR04T & A02YYUW 💧☔

Today we will take a look at the JSN-SR04T and A02YYUW Waterproof Ultrasonic Distance Sensors. We will see how they work outside, and we’ll even test to see if they work underwater (spoiler alert – they won’t!). Article with code: https://dronebotworkshop.com/waterproof-ultrasonic More articles and tutorials: https://dronebotworkshop.com Join the conversation on the forum: https://forum.dronebotworkshop.com Subscribe to […]