Category: Tech Tips

RC plane without rudder

This XK250 does not have rudder (the vertical stablizer is completely static). It turns by…

RC plane transmitter: Mode I VS Mode II

This WLToys XK250 comes with a mode I transmitter, which means thrust control is on…

RC plane prop bias

This is the WLToys XK A250. As you can see, the prop has a slight…

Small battery and brushless

Small battery like the one shown (1500 mah 25c) is not going to have the…

The front bottom gearbox cover of the Manta Ray

The front bottom gearbox cover of the Manta Ray is known to be weak. For…

Small coreless DV motor and 7.4v

Can smaller coreless motor accomodate 7.4V power? Our experience shows that MOST of them do…

3ch RC plane maneuvering

This vid shows a 3ch single prop plane maneuvering. It does not have aileron. It…

The need for Lipo balanced charging

Each Lipo cell has an internal resistance that determines how easily current flows through it.…

Can 3D printed parts withstand cold weather?

This video shows a TT01 with PETG 3d printed front steering knuckles running on icy…

FWD on icy road

https://youtu.be/W1m2mkGJ1pY