1. R

    Calculating resonance frequency of a bifilar coil

    Hello everyone! I'm building a bifilar coil to transfer power wirelessly. to generate the signal for transmitter coil, I'm building my own function/signal generator with this youtube video - . but it doesn't work well with higher frequencies (1-10MHz) . So my question is how can I lower the...
  2. S

    Wearables and Wireless Networks

    Hello, Happy New Year! I have recently gained interest in wearables and have been researching the different technologies they utilize. Particularly, I was looking into the Samsung Galaxy Gear 3 and a wallpaper changing app that works with it. In that app, a user can tap a wallpaper image of...