Building a sleep-tracker

In our labratory this year, my friend benedikt and me, tried to build a sleep-tracker. i'll shortly outline the project. For more details check the attached report: report.pdf. hardware we narrowed down our three main requirements: small, similiar to a smart watch. it shouldn't hamper or disrupt the users…

Building your own stereo speakers & audio crossover

maybe there a more comments following about the physical design of the speakers Idea In the beginning we came up with the following constraints/ideas: Subwoofer & Tweeter (2-way design) 30l volume design the crossover ourselves Due to discount at VisaTon we ordered the speakers there. Based on recommendations from…