Category Archives: Articles


One Step Forward, Two Steps Back

As you can probably tell from the title, prototype number two (shown below in the photo), was not quite as successful as my proof-of-concept build.  I learned several important things from the first prototype; the first, and very exciting, was the fact that I was on to something that no one tried before.  If you haven’t read my Proof of… Continue Reading


FrSky Taranis’ Automatic Elevator Trim (OpenTX)

Keep Your Plane Flying Level Without Manual Trim Adjustments   For those of you who fly with the FrSky Taranis, or a radio utilizing the OpenTX Platform, I want to share a quick little function to add to your electric fixed wing models that will automatically adjust elevator trim proportional to the speed of your… Continue Reading

Taranis’ Ultimate Throttle Safety (OpenTX)

  Everybody knows how dangerous a spinning prop can be. You learn to respect them or suffer the consequences. It is prudent to take precautions. It is smart to: When at the field, powering your model is the last step before a flight, and unplugging the battery is the first thing to do after landing.… Continue Reading

Taranis’ Undocumented Lost Model Finder (OpenTX)

If you love this hobby, let me present a problem you may someday face.  It is more likely to happen to someone new in the hobby but can also happen to the seasoned pro.  You are flying your multirotor or plane and the worst thing happens…you lose signal or orientation; it gets farther away, dips… Continue Reading

Taranis .EEPE & Pixhawk .PARAM for Deltawing Drone

For the past few months, I have been working on a Crash Test Hobby Grim Reaper XL with RTFHawk (Pixhawk) flight controller and FRSky Taranis transmitter.  My goal is to use it for medium range FPV and aerial mapping.  I’ve finally gotten everything programmed and working and along the way I’ve learned a lot.  To… Continue Reading


Pixhawk FBW-A & Autotune Lethargic – RESOLVED

Pixhawk / APM Plane FBW-A & Autotune Lethargic – RESOLVE   Getting my Reaper XL deltawing RC plane with an RTFHawk (Pixhawk) flight controller running APM Plane 3.2.0 firmware up and flying has been a challenge.  I’ve built a tricopter which utilized an APM 2.6 flight controller and thought I was prepared.  After all,… Continue Reading


Taranis, APM Plane Advanced (6) Flight Mode Setup

I just completed a Reaper XL for medium range FPV in which I’ve installed a Ready-To-Fly Quad’s RTFHawk and will be using My FrSky Taranis X9D transmitter.  The RTFHawk is a Pixhawk clone that, in my opinion, is every bit as good as the Pixhawk at a fraction of the cost.  For those who… Continue Reading

Variable Rates & Expos on FRSky Taranis (OpenTX)

I used to assign a three position switch that would control my rates and expos.  Recently, I discovered a way to create variable expos and rates.  Below is a guide to show you how to assign your expos to S1 and your rates to S2.  When expos or rates are changed, your Taranis will announce… Continue Reading