Month: January 2018

  • Magnetic loop controller – home stretch

    After a long break I have finally got back to completing the Magnetic Loop Controller designed by Loftur Jonasson that I started almost two years ago now. I am using his original PCB version from June 2014 which indicates how long I have been intending to build this device! I noticed a small SWR board…

  • U3S + 12V = Fried U3S

    Well I have now printed a label for the power connector on the U3S enclosure saying 5V, but it’s a little too late for an assortment of components that inadvertently were subjected to not just 12V but closer to 14V! Yikes. From consulting the FAQ on the QRP-Labs site at https://www.qrp-labs.com/faq.html I have learnt that I’m am…