Saltwater might be 4 million times less conductive than copper. And yet, a saltwater antenna works, even at HF. Amazing! Read more
Author: John VE6EY
Weak Signal Communications Software Everywhere on HF
Sometimes, all you can see on the ham bands are weak signal communications software exchanges chugging away. Are these robots or real people? Read more
Using PCBgogo PCB Fabrication
Using PCBgogo PCB fabrication is pretty painless. You save money at the cost of a few more steps and a bit of waiting for the postman. Read more
American Factory Documentary – Diminished Expectations
American Factory documentary on Netflix is a riveting film about reality. It’s a compelling microcosm of the challenges faced by western nations competing with Chinese manufacturing. Read more
PCBgogo Printed Circuit Boards from China
I have had my first experience with ordering PCBgogo printed circuit boards from China, which seem to have turned out well. Read more
Math Encyclopedia – Great Reference Book
Forty years ago, I bought a math encyclopedia. It’s been a great reference and a good investment in lifelong learning. Read more
VA6OK Remote Wideband Loop – My Benchmark
If you want a sense of how well magnetic antennas can perform, check out the VA6OK remote wideband loop for yourself. It’s one click away.
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3D Printing Easier Than Ever – Ask Rupert
Is 3D printing easier than ever? Yes, you bet it is. Check out Rupert’s story. Read more
Understanding Voltage Regulator Power Dissipation
Do you need a heat sink to handle your voltage regulator power dissipation? Let’s see with some simple math. Read more
SDR Console Version 3.0.13 Improvements
SDR Console Version 3.0.13 brings some neat improvements, especially in signal strength and SNR meters. Check it out yourself. Read more