Since the start, I have taken a loop construction modular approach which makes it easy to experiment with different ideas. Read more
Tag: SWL
Mostly Plastic Wideband Receiving Loop
With aluminum core PEX, we have created a mostly plastic wideband receiving loop that should survive Calgary’s weather extremes. Only time will tell how well it holds up. Read more
D-Day Radio Action 75 Years On
On the 75th Anniversary of Operation Overlord, let’s remember D-Day radio action on the beaches. Read more
DIY Wideband Loop Rotator Concept
Here is a DIY wideband loop rotator concept that should work with either stepper or DC geared motors and cost less than $30 to build. Let’s take a look. Read more
Loop Rotation Options Considered
You should check out wideband loop rotation options if you plan to use the antenna for low-angle DX reception at long, medium and lower HF frequencies. What are the options? Read more
LZ1AQ Amplifier PCB Build – Try Surface Mount
Read this description of my LZ1AQ amplifier PCB build. Add a one meter loop and some CAT cable and you have a complete wideband magnetic loop that works well. Read more
LZ1AQ Loop Amp Performance – A Picture is Worth…
You may have heard that a picture is worth a thousand words. So, here are some pictures demonstrating my LZ1AQ loop amp performance. Read more
LZ1AQ Loop Amplifier Project Printed Circuit Board
So, great news. I have taken the original LZ1AQ loop amplifier project, fabricated a custom PCB and built it with surface mount parts. It works great. Read more
LZ1AQ Breadboard Performance – Basement Adventures
My early tests with LZ1AQ breadboard performance are very encouraging, even with the loop still located in my basement below ground. Read more
LZ1AQ Loop Amplifier – Breadboard Version
The LZ1AQ Loop Amplifier looks like a stable solution for my wideband magnetic loop project. Time to test a prototype on a breadboard. Read more