Do you need a heat sink to handle your voltage regulator power dissipation? Let’s see with some simple math. Read more
Category: Projects
Loop Prototype Learnings during Summer
My loop prototype learnings this summer are mainly about waterproofing and reducing intermittent performance. It’s time to move on to the final build. Read more
E-Packet Electronics Delivery
E-Packet electronics delivery from China is really cheap for me, which is why I source my parts offshore whenever I can, even if I have to wait a few weeks longer. Read more
Panasonic Cord Cutter Home Phone
We’re not quite there yet, but this Panasonic cord cutter paves the way to get rid of the old land line, and just rely on cell phones at home and away. Read more
Cheap Chinese E-Commerce Threatened
You may have heard that the days of cheap Chinese E-Commerce may be ending. Or at least being disrupted. Here’s why. Read more
Jamie’s Tree – Growing Up Fast
Every time I look at Jamie’s tree, I think of him and the fun we had planting and nurturing this new life in our back yard. Read more
3D Printed Circuit Board Holder
A 3D printed circuit board holder is a neat little project and very useful in your electronics workshop. Cheap and cheerful, too. Read more
Miniature Drill Press for Printed Circuit Boards
Even if you only make occasional circuit boards, a miniature drill press is a great tool to use. With a 3D printer you can make your own for a few dollars. Read more
Loop Transmission Line Shielding
Proper connection of my CAT7 provides loop transmission line shielding for lower noise reception at my location. My loop now performs properly on lower HF and below. Read more
Initial Wideband Loop Testing
My initial wideband loop testing shows reasonable MW and Lower HF performance, but I need to address shielding and impedance matching to prevent the CAT7 from acting as an antenna. Read more