DIY Geiger Counter – Planning

I’ve always wanted to have and build a Geiger Counter. This doesn’t mean I want to start experimenting with radioactive materials, I just have a general interest. At most I might collect items from thrift stores that measure higher than normal amounts of radiation. At most I wouldn’t mind sputtering … Continue reading

SainSmart L293D Fail!!

This is a project in the works but what the hey here’s sort of a preview. The plan is to use 2x 400MHz transceivers via 2x arduinos to control the motors on this RC car. I’ve already taken the original controller board out of the car and made room for … Continue reading

Arduino and UV Lights for Glow in the Dark Decorations

My wife, MrsRedBeard, made some glow in the dark heads for Halloween decorations. They glowed but very dim and not for very long so why not kick it it up with UV lights. But why stop there when there’s an Arduino laying around? Using the Arduino I made it so … Continue reading

How I fixed my Poweradd Solar Panel Portable Charger

Poweradd Apollo 7200mAh High Capacity Solar Panel Portable Charger Solar type: Monocrystalline Solar Panel (highest efficiency rates) Original Cost: $19.99 on Amazon The other day I was very bummed to find out that my solar charging battery backup had failed and no longer charged via sun or either USB. I … Continue reading