I make sensors by cutting the top off of a metal power transistor and using the base-emitter junction as a PIN diode. This works very well for detecting Alpha particles (and photons).Alphas would be blocked or attenuated by an oxide layer,...
I tried a hard nozzle but it's not no grip. I need a soft nozzle - maybe silicone? - no more than 5mm across at the widest point. I will also need tubing to match and a way to rotate the nozzle without losing suction. I've tried aliexpress...
Any thoughts on the matter? Great idea? Potential to make health monitoring systems cheaper and more widespread? Or just another "Internet of things trend"?
So I'm working on making a cheapskate ESC for BLDC motors (planning on making it HaD.io project). Basically, I want to make it as cheaply as possible which means P-channel MOSFETs are out. I've looked at N-channel half-bridge gate drivers...
It would be really interesting if there was an official hackaday mastodon instance, where users could post project updates or discuss ideas. Maybe it could even use the hackaday.io user base directly.
If so, please let me know and check this out : https://hackaday.io/event/6438-hackaday-prize-worldwide-new-delhiIt would be awesome to have you drop by and show-n-talk about your project. Don't forget to RSVP.
Every year, all the black magic embedded engineers gather in Nürnberg/Germany. I already met some of you guys in the previous years and I would love to continue this tradition. Kindly let me know if you are around and if you are interested in a...
Hi,I would like to understand how the different variables relate on a magnetic induction generator. I would like to use this on a bicycle and see what can I power with it. Having a no-battery wireless hall sensor (for a speedometer) would be nice....
Hello all,I just received a couple of USB-capable devices (merci eBay !) and I'm trying to make them talk to my Linux-based computer.Mastech MS8250D : a good-looking handheld multimeter (I needed to replace my 15yo Wavetek)1254400.843474] usb 2-1.2:...
The North County Mini Maker Faire is back; co-hosted by the San Diego Maker’s Guild and the Antique Gas & Steam Engine Museum. This weekend event falls on Father’s Day Weekend, June 17-18, making it a perfect family event.The Mini Maker Faire is a celebration...
So I am thinking about introducing Car DASH Cams in my city/country as a means to provide people with some sense of security and surveillance in times of bad stuff (accidents, corruption, terrorist attacks, shootings and such).Here is...