MF70 CNC PCB milling

During a recent shopping mania I grabbed some old AMOLED screens at very cheap price. The seller is an electronics hobbyist. He is kind enough to provide an adaptor board that generates required bias voltages for the screen. Unfortunately the board uses 2x12 DIL header, pain in the arse for breadboarding. I realize this is … Continue reading MF70 CNC PCB milling →

Mobile charger mini review

Mobile charger has become one of the most popular accessories/consumables for smart-phone (thanks to Apple's non-removable battery design). Being a heavy mobile internet user, I have accumulated several mobile chargers, ranging from top-of-the-line Energizer "Energi To Go"series, to homebrew single 18650 lithium battery adaptor. All of them have proved to charge mobile phone well. But are … Continue reading Mobile charger mini review →

Manual PCB milling

I always admire those hobbyists having a machinery workshop in their garage. But living in Singapore government housing basically deprived me of any wild wishes of having my own. It is not until I found Proxxon Micro Mill MF70, I see a glimpse of hope. The reason I choose MF70 is not only because of … Continue reading Manual PCB milling →