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The Drone Jar: Light-Dependent Synth
Confuse your family and sneak some oscillation into the kitchen with the Drone Jar! Built inside a jar, this layered drone synth contains oscillators which react to light by changing pitch. This...
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MIDISID: Portable SID Chip Synthesizer
Do androids dream of electric beeps? Reawaken the past with the MIDISID, a portable, standalone SID chip synthesizer, and create anything from dreamy electronic lullabies to jarring alarm tones. Tap...
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Snappable V-Grooved Protoboard
This is one of those products I could have quickly scrolled past but these Snappable V-Groove Protoboards happened to capture my attention as I had just split up some V-grooved panelized PCBs. Some...
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Add AIS Reception To Your Next Project!
For years, I’ve been running a Raspberry Pi with an ADS-B receiver to track and submit information about nearby airplanes to multiple websites which aggregate the data. It’s neat to see what airplanes...
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Unique Solar Panels for Easy, Green Power
June 21st marked the summer solstice, the longest day of the year! The Sun is high in the sky, and shines as long as it can, giving us more daylight to enjoy and…. to harvest with solar power!...
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Game Boy Color USB-C Charging, LiPo Conversion and more!
On the surface, this Game Boy Color USB-C Charging Kit Pro might just seem like another quick “USB converter” type approach. However, beyond the header photo of a vintage Game Boy Color with a USB...
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Miniature CH552 Dev Board
The Ham CH552 Micro from Ham Studios is a tiny, breadboard-friendly development board for the famously inexpensive CH55x line of microcontrollers from WCH-IC. They are based on an 8051 core with a few...
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Mixed Media Melodies: The Drawdio by Los Aparatos
Music is a melodic, entrancing, and entirely alien language that artists explore, expressing anything from their most base emotions to complicated feelings about our human experience. Contemporary...
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MIDI CHIP – Easily Add MIDI To Any Project!
While MIDI is a fairly simple protocol, it has unique requirements for the physical layer. Because it was designed to be used as part of a larger system, which might be on stage with hundreds of other...
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Micro RP2040: A miniature RP2040 board
Since its debut the RP2040 chip has seen a steady increase in usage but often people’s first experience with this chip is on the official Raspberry Pi Pico board. It’s an excellent board but it’s...
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8-bit Serial DAC using 74HC595
The 74HC595 has long been one of my favourite logic ICs. It takes a serial bitstream and converts it into a parallel output with 3-state drivers. They can be cascaded almost infinitely, allowing you...
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Bring Life Back To Your Rotary Phone!
The phone system was once the communication lifeblood of the world. Plain Old Telephone Service (POTS) lines were connected to almost every home worldwide. But then cell phones and broadband internet...
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MAGC – Makecode Arcade Game Console
MakeCode Arcade is a neat way to create simple games using a Scratch-like interface. It’s focus is on education, but in the right hands, a lot can be done with this platform. Not only can you preview...
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The Bee Data Logger
If you have done any data logging using microcontrollers you’ve probably realised what features are important for a successful data logging platform. The Bee Data Logger has obviously considered these...
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Track and Recover NOAA Weather Balloons
I’ve been interested in radiosondes since I learned about them years ago while watching a teardown of one online. Twice a day, NOAA in the US (and other weather bureaus across the world) launches...
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6 Degrees of Freedom CAD Mouse!
Those of us who have done a lot of CAD/CAM work know that using a two-dimensional device (a traditional mouse) to move around in three dimensions is usually not great. Solutions have included using...
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Digital Video for 8-Bit Atari
Collecting and maintaining vintage consoles is a popular pastime but often leads to requiring a wall full of large older displays. Often these require more space and upkeep than the console themselves...
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Controlled DC-DC Step Up Converter
If you’re working on some kind of data logging device it can be frustrating if a single sensor needs a different voltage from the rest of the system. The solution is often to have a DC-DC converter but...
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The AmpRipper for Power-Hungry Projects
There are many LiPo charging circuits, but this is the first I’ve seen that is so powerful and flexible. The AmpRipper 4000 supports charging at up to 3A and outputs up to 4A via USB-C or large...
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4-In-A-Row Soldering Kit
If you want to learn to solder, which is generally considered an excellent idea here at Tindie, there are heaps of kits and fun things to build. This Four In A Row game kit is no exception! If you...
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