ATtiny2313 – What is it? Technical data, schematic diagram
BC546 – What is it? Technical data, schematic diagram
12AX7B – What is it? Technical data, schematic diagram
SOT-23 – What is it? Technical data
Types of integrated circuits
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Proper use of the calliper

Precise measurements are possible with a device such as a calliper. But how to read the measurements it gives?

A 3D pen? What’s that?

Entertainment for children and adults that stimulates creativity and develops spatial imagination at the same time? That’s the 3D pen!

Building a server with Arduino

By equipping the Arduino with an Ethernet Shield, you can turn it into a simple web server, and by accessing this server with a browser running on any computer connected to the same network as the Arduino, you can perform a variety of tasks.

3D object scanning

Besides the traditional design of objects for 3D printing, we can also use scanning of the finished 3D object, on the basis of which an STL file will be created containing a digital representation of the object.

Arduino pinout description

Arduino is a platform that was created for programming. Nevertheless, it is also important to know its hardware layer.

MPPT charge controller on Arduino

Charging a battery consists in connecting it to a DC voltage source with the appropriate current capacity. It turns out that the charging process itself can be properly optimised for overall efficiency – just use Arduino!

Which smoke detector to choose?

A smoke detector is an essential part of the security system in homes, offices and public institutions. Which detector to choose for which application?