A new eccentric tappet for the pcb drill

The problem I have built a PCB drill that works nice most of the time, but sometimes it occurs that the stepper motor don't perform a full turn. This is caused by the friction of the eccentric tappet. I've simply made it out of a piece of steel...

Drilling PCBs the easy way

I've built a PCB drill that drills the holes from below through the PCB. Taking aim on to the solder pads will be done with a webcam. The start of a cycle is triggered with the help of a foot pedal, so that both hands can be used to fix …

Laser exposer for PCBs

I've found a nice video from a member of das-labor Hackerspace in which he shows his laser exposer for photoreactive PCB's A very nice way to make the PCB development more easy. The video is sadly commented in german but the wiki page is...

Creating PCBs with Press-n-peel foil [Part 2]

The first test Today i've made the first attempt to create a PCB with the press-n-peel foil. This is the printed press-n-peel foil: The foil pressed on the PCB: And the lousy result after peeling the foil off: As you can see the major part of the...

Creating PCBs with press-n-peel foil [part 1]

The reason behind Yesterday i got my ordered press-n-peel foils! The reason why i want to try press-n-peel foil is that i want to do my PCBs in our hackerspace with as less steps and costs as possible. I've tried the toner transfer method a few...