Digital Distance Measurement with Ultrasonic Sensor Interface
https://maker.pro/custom/projects/digital-distance-measurement-with-ultrasonic-sensor-interface
Learn how to implement a digital ultrasonic distance sensor using the GreenPAK module
Measure distance easily using Ultrasonic Sensor And display on LCD - on Arduino Simulator
https://maker.pro/arduino/projects/measure-distance-easily-using-ultrasonic-sensor-and-display-on-lcd-on-arduino-simulator
Make your own distance measuring equipment using an ultrasonic sensor and an LCD. Here we use wokwi Arduino simulator
How to Make an Arduino Bicycle Odometer
https://maker.pro/arduino/projects/pcbway-arduino-bicycle-odometer
We will teach you how to assemble your distance calculation device using a reed switch sensor.
DIY - Arduino Based Parking Assistant V2
https://maker.pro/arduino/projects/diy-arduino-based-parking-assistant-v2
In this tutorial, I am going to use an ultrasonic sensor to calculate the car's distance from the garage wall
How to Make an Arduino Door Alarm Using an Ultrasonic Sensor
https://maker.pro/arduino/projects/arduino-door-alarm-using-ultrasonic-sensor
Use an Arduino and an ultrasonic sensor to make a door alarm that sounds when someone comes within a certain distance.
Simple Sensitive 3 Transistors BFO Metal Detector
https://maker.pro/analog/projects/simple-sensitive-3-transistors-bfo-metal-detector
Despite its simplicity, it gives excellent results. If properly adjusted according to the instructions, it is able to detect a small coin at a distance of 15 cm, and a large metal object at a distance of 50 cm and more.
How to Communicate Between Two Arduinos at 1000m
https://maker.pro/arduino/projects/discover-how-to-comunicate-two-arduino-in-1000-m-of-distance
Learn how to create a long-distance communication using two Arduinos through the HC-12 module.
Creating an Arduino Odometer - Part I
https://maker.pro/arduino/projects/creating-an-arduino-odometer-part-i
Learn how to create an odometer to calculate speed, distance traveled, and other parameters.
How to Make an AM Transmitter/Receiver for Morse Code
https://maker.pro/pcb/projects/morse-code-part-make-simple-transmitter-receiver
Learn how to create a Morse code system you can use to communicate with others over a distance.