OpenRPNCalc: Custom scientific RPN calculator based on STM32
DIY

OpenRPNCalc: Custom scientific RPN calculator based on STM32

Reverse Polish Notation (RPN) is a popular method for representing mathematical expressions. In this notation, the operator symbol comes after the operands in contrast to the Polish notation, where the operators are placed preceding the operands. For example, the Polish notation for the...

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3D Printed Moon Lithophane Lamp
DIY

3D Printed Moon Lithophane Lamp

Lithophanes are artistic creations on ultra-thin translucent porcelain that is visible only when backlit with a light source. They are etched or modeled artworks made by a 2D image. The 2D image is first processed to make its gray-scale representation, and then, depending on the color,...

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Keybon: DIY a Functional (but Elegant) Macro Keyboard
DIYTop Stories

Keybon: DIY a Functional (but Elegant) Macro Keyboard

So, we have all been there. Looking at our keyboard, adding bindings with our extra keys, but then to go "what did I put in that key?". It happens to the best of us, no matter how used you are with your apps, games, or workflow. A solution for this, which we have seen used a lot for...

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uChip VGA 2.0 is an Open hardware DIY retro-gaming console
DIY

uChip VGA 2.0 is an Open hardware DIY retro-gaming console

Itaca Innovation has launched a campaign on Crowdsupply for a DIY open hardware retro-gaming console called uSVC. The uSVC is a simple, DIY game console that enables you to create and play retro-style 8-bit games with standard USB controllers and keyboards. It comes as a kit, so you...

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Teracube 2e: Next Evolution of Sustainable Phones
DIY

Teracube 2e: Next Evolution of Sustainable Phones

A mobile phone nowadays is an essential, probably the one thing we can't live without, with 7.2 mobile devices being in use worldwide. But did you ever take a moment to realize where all the old phones are? Electronic waste is a big concern, with 50 million tons being generated this...

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CodemanHB Posts His DIY NAS Device on Reddit
DIYTop Stories

CodemanHB Posts His DIY NAS Device on Reddit

A NAS unit is a computer connected to a network that provides only file-based data storage services to other devices on the network. Although it may technically be possible to run other software on a NAS unit, it is usually not designed to be a general-purpose server. For example, NAS...

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A Touchscreen Reflow Oven Controller Using an Arduino Pro Mini
ArduinoDIY

A Touchscreen Reflow Oven Controller Using an Arduino Pro Mini

We have seen people make many simple reflow ovens, comprising of an old toaster oven, a Solid State Relay (SSR), a thermocouple, and a microcontroller to get it functioning. Hobbyists and makers have been converting old toaster ovens into PCB reflow machines in other to save money,...

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A DIY UV Sanitizer for your smartphone
DIY

A DIY UV Sanitizer for your smartphone

BotFactory Inc writes: “Pandemic,” it’s a scary word to hear. Especially when it’s accompanied by panic-buying of canned goods, pasta, and the disappearance of most disinfecting products from stores. As soon as various media outlets started filling up their news cycles with...

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