Albert Einstein He developed the general theory of relativity, one of the two pillars of modern physics (alongside quantum mechanics).

The first integrated circuit invented by the engeneer Jack S. Kilby1 (1923-2005) contained only a few transistors. Texas Instruments.

Arduino Drone V2.0

This tutorial is divided in a few parts:
3d printed drone arduino STL
Drone construction
arduino drone PID
Receiver PWM read
arduino PWM drone
IMU + PID control
arduino drone ESC pwm
ESCs PWM write

4.0 ESCs PWM write

Still working on this part...