The Betaflight VTX Trap: aux_channel Is 0-Based, vtx_power Is 1-Based
Jul 17, 2026 · 8 min read · fpv betaflight vtx vtx-power smartaudio cli pit-mode emax-th3 vtxtable dbm restricted-mode troubleshooting ·Every programmer learns to count from zero. Betaflight agrees: AUX channels are 0-based, so AUX1 is 0 and AUX6 is 5. Type a few CLI lines and your fingers stop thinking about it. Count from zero. It's the rule the whole configurator seems to run on. Then I lost an evening to a VTX that flatly refused to output 400 mW, …
Read MorePavo20 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 …
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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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