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Quadcopter prop identification

On a quadcopter configuration with 4 props: Upper left: clockwise prop on clockwise motor Lower…

Can you use a 550 motor on a 1/10 RC car?

People always wonder if a 550 will work on a standard RC car. In this…

Tamiya Super Stock motors

Talking about brushed, the Tamiya Super Stock Motor RZ is a 23T stock motor intended…

Structural weakness of the Hotshot rear upper swing arm

These photos show the inherent structural weakness of the Hotshot rear upper swing arm. The…

RC techtip video: RC boat steering problem

This type of rudder configuration is common. The possible rudder range of rotation is about…

Techtip video: RC boat motor cooling coil

For motor cooling of RC boat, using copper coil may be a better option if…

RC techtip: servo sizing for RC boat

RTR boats often come with a low cost servo that is either too small or…

RC Techtip: rudder hitting the bottom

On shallow water with bottom full of rocks and stones, both the rudder and the…

RC quicktip: dog bone shaft kept falling off

If the dog bone shaft keeps falling off after landing a jump, a long term…

Tips on running 370 motor based RC boats

Smaller scale RC boats that use 370 motor are usually without water cooling. Instead there…