Make your own PCB using Endurance L-Cheapo laser and engraving machine.
Full video guidance https://www.youtube.com/watch?v=Q39atHpMnfo
Read article on http://www.technology.org/2016/06/17/di ... ser-diode/
Full video guidance https://www.youtube.com/watch?v=Q39atHpMnfo
Read article on http://www.technology.org/2016/06/17/di ... ser-diode/