Hey all! Check out this video from the ARRL, showing a little in-house Common Mode Current Choke building competition they posted a couple months ago: They have people of various experience levels, from not-a-ham(-yet) to veteran Amateur Extra, build different designs of common mode current chokes. Then (starting at about 5:45 into the video) they hook up their chokes to… Read More »CMCC Test Rig, used in ARRL Labs?!
Since I started selling the Common Mode Current Choke Test Rig I’ve had several people ask me this question, and it’s a good one. tl,dr: I recommend the “NanoVNA V2 Plus4” from NanoRFE https://nanorfe.com/nanovna-v2.html If you don’t care about my reasons and just want to throw money at something you’re not likely to regret, get the original from the people… Read More »Which NanoVNA Should I Get?
I got a question today that I realized I haven’t answered well/publicly enough: “What is the CMCC Test Rig? What problem does it solve? How would I use it?” — Mailing list subscriber. Asked in DM so I’ll keep it anonymous. Those weren’t the exact words, but that’s basically what they were asking. The Short Answer: The CMCC Test Rig… Read More »What is the Common Mode Current Choke Test Rig?