This device can also be called an EMF meter, as it can measure the relative strength of a field using a scale of 10 LEDs.

A stable instrument with display, LED and buzzer to feel the Magnetic Field live.

It is like a mini atom bomb, In a piece of single code you will get a lot of features and I fully respect the effort of the owner.

For 2s1p (7.4V) battery packs, it does balancing, ready for a load circuit.

Adjustable Temperature PTC Hot Plate for soldering SMD

StrawberryString turbo-charges your motion interactive projects for rapid deployment from your imagination into the real world.

Adding Motion sensing to projects is fun but can be hard - this library makes it easier.

How to make a VU meter with 38 bars per channel on a modified 20x2 VFD display.

If you have an oscilloscope, you don't need to buy a V-I Component Tester. Development based on v0.

Alternative to using pinmode, digitalRead and digitalWrite commands to manipulate arduino pins.

A simple PSU made with breakout boards and having a cool graphical display

This project can identify Basic Logic Gate ICs, viz. NOT, AND, NAND, OR, NOR and XOR using Arduino

The maximum signal frequency that the oscilloscope can display is 20 kHz, and the maximum input voltage is 5 V without a voltage divider.

A solder fume extractor that turns on in the presence of smoke from the soldering iron.

The device is capable of testing: PNP, NPN transistors, N or P channel MOSFET, diodes, double diodes, resistors, capacitors...

The design and assembly of a DNA transilluminator allowing to examine the results of gel-electrophoresis procedures.

Using an ATtiny1614 microcontroller with LiPo battery, including USB charging circuitry and logic. It is programmable with Arduino IDE!

You'll learn how to create an automation system to communicate 3 Arduinos via RS485.

This is a simple square-wave generator that basically uses the TimerOne library allow you to generate a PWM signal at pin 9.

Relay VS Transistor.

Use Arduino, an OLED display and an AD9833 DDS module to create a useful wave generator for your lab.

Discharge a fully charged Lithium-Ion cell through a resistor while measuring the current flowing through the resistor to calculate capacity

A very simple but useful device for your lab.

This project is performing a faster frequency transform (FFT).