"You are right...DJI is killing DIY for sure,not just with mavic and small but also big birds too..but that is bcs people are comfortable..you CAN buy the DJI hardware alone...ESC, motors,propellers,FC..somethimes even better and cheaper than…"
"Tom Kopp,You should post your questions here http://discuss.ardupilot.org together with dataflash logs
POSTED LINK WITH YOUR LOGS DOES NOT WORK
This is new web where all developers "live"....no answers from them here
Maybe my post on tuning big…"
"First,ask the seller is programing with TX enabled...if not,ask him how to do it
<You can also send him my advice..advice is for BLHeli..Problem is i do not know SimonK so well as BLHeli firmware,but as i know they work on same principle...…"