This is the first part of the series of posts about many types of oscillators, which are very useful circuits.
Building wind turbines with 4D printing
A wind turbine was built using a technique called 4D printing.
MIR: the dentist’s auxiliary robot
Engineers built the MIR robot, to help dentist with the placement of dental crown.
Simon with Arduino
Simon is a memory game, also known as Genius. This post shows how to make the game’s project with Arduino.
New improvement for the autonomous robot
I added 2 more sensors on the obstacle avoiding autonomous robot.
The first supersonic flight of X-59
The NASA’s X-59 aircraft was designed to fly in supersonic speeds without producing the sonic boom phenomena.
Class B and class AB amplifiers
The post’s subject is class B and class AB amplifiers, including operation, a project and comparison with the class A.
GD01, the transformable and manned mecha
Unitree revealed the first mecha GD01, that can be mass produced. A technology from science fiction becomes reality.
Solving the problem of symmetrical power source
The symmetrical power source for operational amplifiers that I built had a problem. In this post, it’s reported how I corrected it.
Satellite image processing made by AI
Now, image processing by AI can be executed inside satellite in space.

