Reflow Soldering Hotplate

Reflow Soldering Hotplate

“Soldering tiny SMD components can be quite challenging, but the process can also be automated. This can be done by applying soldering paste and baking it, either in a (reflow) oven or on a hot plate (like a cooking plate in your kitchen). Around the web, I’ve seen many DIY reflow ovens; in my opinion they have one big …

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ESP32 LORA: Gas Sensor, Moisture, and Temperature by SMS

ESP32 LORA: Gas Sensor, Moisture, and Temperature by SMS

“Sensors, with an ESP32 LORA, can be easily designed for safety purposes involving gas, temperature, and humidity. Today, Im going to show you precisely how to use this microcontroller module as a Sender and Receiver. Also, I’ll show you how to use an Arduino Nano with an Ethernet module, and communicate over the Network. Considering that this subject is …

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4x4x4 DotStar LED Cube on Glass PCBs

4x4x4 DotStar LED Cube on Glass PCBs

“The inspiration for this project came from other tiny LED cubes like HariFun’s and that of nqtronix. Both of these projects use SMD LEDs to build a cube with really small dimensions, however, the individual LEDs are connected by wires. My idea was to instead mount the LEDs on a PCB, as intended for surface mount parts. This would …

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DIY 3D-Printed Lithophane

DIY 3D-Printed Lithophane

“I have been spending a lot of time with our 3D printer lately. Whenever I get to know a tool pretty well, I always try to look for a project that ties in my creative interests (visual arts) with newer technology. I spent a good few years in undergraduate and high school studying fine arts and photography, so I was …

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Camera Slider Control

Camera Slider Control

“Slide your camera back and forth automatically for cool shots while building stuff or showing off products - powered by Arduino Nano board. Do you need a camera slider to get really interesting action shots of you building something, a product, or even what you’ve built? Servocity offers a good slider kit, but doesn’t have a ready-made controls assembly …

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