Pinterest • The world’s catalogue of ideas

Encoders: Sensor used to measure RPM of any motor. It uses photo couplers as make working mechanism. Easiest way to get closed loop speed control using Variable speed ,

Helios 1 Amp Electronic Speed Controller ESA/U 1 -

Love the shapes this cheetah makes as he runs. I've seen this picture before, and so I don't know which is the original. From Source: Controle Eletrônico de Estabilidade

$17.85 (Buy here: ) HobbyWing UBEC-8A-5S for RC R/c Aircraft Motor 5V 6V / 8A Max 15A 2-5S Lipo UBEC Freeshipping for just $17.85

Harmonia, Best Range Hood Stainless steel and glass come together in Harmonia, a chimney-venting range hood whose minimalist design and touch-free control panel suit it for open-plan spaces. The four-speed, electronic, infrared heat-sensing unit uses the company’s blower system to remove heat and odor. The control dashboard senses the location of a user’s finger without requiring direct contact.

One bladed drone is slightly off center and spins 800 rps, body spins 40 rps in opposite direction. Control is by adjusting speed of blade.