LED UV exposure box part 1, the box

UVbox12

Note: Don’t look directly into the UV LEDs. It harms your eyes. This project is featured at electronics-lab.com. There is also a part two, with a timer, check it out here. Introduction

I have been using the toner transfer method for about 9 years with great results. Occasionally I would need a board with [...]

RFM12B mini breakout board

RFM12B module3

The RFM12B modules from Hoperf  are small, cheap and offer a lot of features.

But their size has a slight drawback: both the SMD modules and the through-hole ones have 2mm pitch instead of the standard 2.54mm (100mil). This makes them incompatible with breadboards or prototyping PCBs. That is why I needed to make [...]

CoMBi Clock

binary clock 4

This project has appeared on:  Hack A Day Electronics lab blog embedds bricogeek “There are 10 kinds of people in this world….” and you know the rest. Can you tell the time?

Watch the intentionally bad focused video below to see in which category you fit…

The mysterious device you can see is my [...]