Author: Mark Donners

This is a VU meter/ spectrum analyzer that can replace some of the old analog needle’s….this is for the real audio lovers!!

This is my digital version of an old riddle. A Farmer needs to take a Fox, a chicken and a sack of grain to the market. On the way he needs to cross a river in a small boat. In the boat there is only space for the farmer and 1 object a time. Without supervision, the Fox might eat the chicken or the chicken might eat the grain. How can the farmer get all items to the market? Depending on what country you are in, the version of the story might have different characters.…

Maker Cast is a monthly stream that wanders from maker channel to maker channel, where makers share their latest projects. We always try to have some new people on, that can talk about what they’re doing as well.
🎞 Previous episodes: https://www.youtube.com/playlist?list…
🐦 Maker Cast Twitter: https://twitter.com/TheMakerCast
📧 Newsletter for when MakerCast goes live: https://tinyletter.com/makercast

This MakerCast Episode will include an interactive Quiz at the end.…

To explain about his Talking Arduino Timer, Imagine working at the office from nine to five punching numbers in a computer the whole day…All you have, to hold on to, is your coffee break! Fortunately, it is not that black and white for most people. We do have something in common though. There is a time that each and everyone of us needs to take a bathroom break. At some point, all the coffee we drink needs to leave the body, doesn’t?…

Make music with this Stereo flyback ZVS driver. You can drive 2 flyback transformers to create a 2 channel sound ( Stereo ). You can use square wave music as the sound course.
It’s a fun little project that you can use to create awesome videos. Also, you will learn how to drive Flyback transformers; a technique that was used in old TV sets but if becoming less and less every day.
You can use any flyback transformer that you would like.…

This is how I illuminate my achievements and I mean that literary. I took my diploma ( and my wife’s) digitalized it, engraved it and put it up my wall. It includes some light sensitive electronics that will illuminate the diploma accordingly.
This is an open source project, all schematics, software and building instructions are available for you. Use it, change is, heck even sell it. It’s ok but if you do one or more of the above, please give me credit by linking back to my channel.…

This Tesla Coil is based on the principle of a slayer exciter that I first encountered in a Russian design. That’s why I called it the Russian Slayer Exciter
This is a High voltage project and building and or using it can by dangerous. Electricity can kill you! This is not for beginners. This video is for educational purpose only. If you decide to build this or a similar setup, you do so at your own risk!
This is an open source project, all schematics, software and building instructions are available for you.…

I partnered up with PCBway. PCBway offers good Printed Circuit Board and if you want to same yourself some time, they can assemble the board for you.
Please take a look at the website and find out what PCBway can do for you!
www.pcbway.com
Upcoming projects:
Improved Russian Slayer Exciter Tesla Coil
Stereo Plasma Speaker ZVS Driver
Dual Resonance Solid State Tesla Coil: “The Virgin Spark”
Nightstand light with a twist
Smart Facial Mask
Fun Puzzle Game with an own opinion
A ”save your colleague the trouble of your stench” machine 😊

🕮 Software/ firmware / sketch / documentation:
https://github.com/donnersm/…