Pavo20 Pro II GPS Fix Attempts: BEC Switching Noise at 1575 MHz and What Actually Helped
Jul 9, 2026 · 10 min read · fpv gps pavo20 noise rf tinysa betaflight emi bec switching-regulator gps-l1 electromagnetic-interference whoop ·
The Pavo20 Pro II is a capable 2.5" whoop — compact, powerful, with a good camera and a surprisingly solid video link even on linear whip antennas. I wanted it as a mountain trip quad: something that fits in a jacket pocket, dives canyons, and has GPS Rescue as a genuine safety net. GPS is not included; I added a …
Read MoreThis post grew out of the drone detector article, where I mentioned using Sintra for the FPV side of the work. That mention deserves its own treatment, because it raises a question I want to address directly: why am I using an external AI tool for this instead of building my own? Why Sintra, Not My Own AI There are …
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For years my drones travelled with me. A DJI Air first, then a Mini 3 — camera platforms that rode along on every trip, packed next to the rest of the gear. They were good at exactly one thing: hovering somewhere legal and taking a clean photo. That was the problem. Hovering at the permitted altitude, framing a …
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