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17 frequency modulation projects

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Ultrasonic Sensor with LCD Display Using 433MHz

Display the results from the HC-SR04 ultrasonic sensor on an LCD display using 433MHz transmitter and receiver.

Ultrasonic Sensor with LCD Display Using 433MHz

mcharrison500
39K
How to Use Arduino DDS Frequency Signal Generator AD9850

In this Tutorial we will learn how to make a Frequency Signal Generator using a AD9850 module and Arduino.

How to Use Arduino DDS Frequency Signal Generator AD9850

ronfrtek
13K
Simple Frequency Counter Using Arduino

In this tutorial we will learn how to make a simple Frequency Counter using Arduino. Watch the video!

Simple Frequency Counter Using Arduino

ronfrtek
3.9K
Mosquito Repellent circuit using 555 timer

let's build a circuit to repel the female mosquitoes making noise in your ears and saying "I will bite you soon".

Mosquito Repellent circuit using 555 timer

Electro BOY
2.2K
Wave Generator

This little gadget changes the frequency emitted to a small speaker, allowing you to visualize the changing waveform on an oscilloscope.

Wave Generator

Becky Ellis
2.0K
Control LED Blinking Pulses With a Potentiometer

In this tutorial we will learn how to control the LED Blinking pulses with a potentiometer. Watch a demonstration video.

Control LED Blinking Pulses With a Potentiometer

ronfrtek
1.9K
Arduino LASER Brightness Pulse Width Modulation PWM

In this tutorial we will use a LASER Module & Arduino UNO and Visuino to make it change it's brightness using Pulse Width Modulation PWM

Arduino LASER Brightness Pulse Width Modulation PWM

ronfrtek
1.4K
How to Control PWM Signal Generator Module using Visuino

In this tutorial we will explore how to control a PWM Signal Generator Module XY-LPWM using Arduino and Visuino. Watch the Video!

How to Control PWM Signal Generator Module using Visuino

ronfrtek
948
Rebuilding IC555 - Astable Multivibrator

This Astable multivibrator is used to generate the PWM signal. Basically a rectangular signal of variable duty cycle and frequency.

Rebuilding IC555 - Astable Multivibrator

Lithium ION
769
Short review of small music Tesla Coil with Bluetooth

Check out the features of this small, but serious Tesla Coil with flat "pancake" secondary.

Short review of small music Tesla Coil with Bluetooth

Mirko Pavleski
408
WaveForms on Eclypse: Validating Basic Modulation Schemes

This project walks through how to use a Zmod Digitizer with WaveForms to make measurements that validate basic modulation schemes.

WaveForms on Eclypse: Validating Basic Modulation Schemes

Whitney Knitter
361
Play Frequency Tones Using a Simple Keyboard and Arduino

In this tutorial we will learn how to play a diferent frequency tones with the Arduino. Watch the Video!

Play Frequency Tones Using a Simple Keyboard and Arduino

ronfrtek
335
433 MHz Radio Frequency Receiver Module

The project concerns a simple 433MHz radio frequency receiver module designed using KiCAD and fabricated through PCBWay.

433 MHz Radio Frequency Receiver Module

Simon Munyua Mugo
325
How to Use PWM Signal Generator Module With Visuino

In this tutorial we will learn how to control a PWM Signal Generator Module XY-LPWM with Visuino. Watch the Video!

How to Use PWM Signal Generator Module With Visuino

ronfrtek
276
How to Use MCP4725 12 Bit Digital to Analog Converter

In this tutorial we will learn how to use MCP4725 12Bit Digital to Analog Converter with Arduino to generate Square, Sine & Triangle waves.

How to Use MCP4725 12 Bit Digital to Analog Converter

ronfrtek
226
[Beginner’s Guide] Introduction to AiPi-Eyes-S1

This tutorial is designed for beginners to quickly get started with the AiPi-Eyes-S1 and achieve some simple application development.

[Beginner’s Guide] Introduction to AiPi-Eyes-S1

Seahi
&
Ai-Thinker
89
Read Duty Cycle of a PWM Signal Using Visuino

In this tutorial we are going to read the Duty Cycle of a PWM signal using Visuino.

Read Duty Cycle of a PWM Signal Using Visuino

ronfrtek
65
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