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Etching a PCB at home with dry film and muriatic acid + hydrogen peroxide and comparing it to a professional PCB. JLCPCB Prototype for $2 (Any Color): https://jlcpcb.com Purchase links: 1.6mm copper clad board https://ebay.to/2XRDaNY Metal ruler https://ebay.to/2WJ4Xib Cutting mat https://ebay.to/2WIeZjp File set https://ebay.to/2WJMJC7 Dry film https://ebay.to/2FafVam Rubber gloves https://ebay.to/2FcOAVf Sodium Carbonate https://ebay.to/2XNLQEX Hydrogen Peroxide (probably cheaper at a local store) https://ebay.to/2FbHKz3 Muriatic acid (buy at a local hardware store) https://ebay.to/328nmZt Pure acetone (possibly cheaper locally at hardware store) https://ebay.to/2WMDrjW UV nail lamp https://ebay.to/2WNRcUj Acrilyc cutter https://ebay.to/2KkxHfr Laminator https://ebay.to/2wUlwNt Transparency sheets (check compatibility with your printer) https://ebay.to/2WLRQ4p Drill bits https://ebay.to/2XiOOnP Flexible shaft for dremel https://ebay.to/2IM4CWK Dremel press stand https://ebay.to/2KlrNdK Tesla https://ebay.to/2RfOtNi Kitten (go to local shelter ?) Want to help the channel with a donation? https://www.paypal.me/RandomHacks Facebook page: https://www.facebook.com/RandomElectronics #tutorial #pcb #diy ... https://www.youtube.com/watch?v=bZvEccS56Jk

Sorry for the fan noise throughout the video, I was frying bacon with my laptop. Arduino IDE https://www.arduino.cc/en/Main/Software Link to paste on the IDE preferences: h t t p://arduino.esp8266.com/staging/package_esp8266com_index.json I have a lot of projects in mind using this board so if you are interested please subscribe. Controling 5 relays through web or pushbuttons: https://youtu.be/ZL8g2s6rBvo

The code will be explained and provided in the next video. Watch my first video about the esp8266 here: https://youtu.be/O2SSyfP6OM0 Timelapse soldering this circuit to prototyping board: https://youtu.be/u5nJRqz_ul0 Code explanation: https://youtu.be/aCOeQpkf76w ... https://www.youtube.com/watch?v=ZL8g2s6rBvo