Mayday! Mayday! I tested the FPV system on the Raptor140B, with nearly disastrous results. Luckily, the APM was onboard to save the day! I added the 400mw 1.3Ghz FPV transmitter...
ArduPlane, APM2.6 and Mission Planner come together to make an awesome feature called “Follow Me” where the ground station sends the airplane it’s GPS location and the airplane will go...
Last week I did some bench testing on the NCR18650B Lithium Ion cells, and the results were very promising, showing twice the energy density as a LiPo. This week I...
After having some difficulty launching the heavier Raptor140B+ (carries three 5Ah batteries) I decided to invest the time into building a cross bow launcher. It has a few key features...
Buy the battery pack here: http://store.mygeekshow.com/product-p/3.3a-4s-2c-battery.htm NCR18650B: A Lithium Ion battery with a ton of promise! People say it has twice the energy per gram as LiPos… but is that...