RFID stands for Radio Frequency Identification; a term that refers to technologies that use radio frequencies to identify objects. RFID has been used in a number of practical applications in many industries, such as improving … Read more
Radio and RF Circuits
Welcome to our comprehensive collection of radio and RF circuits, designed to enhance your communication and wireless connectivity projects. Whether you’re an amateur radio operator, telecommunications engineer, or electronics enthusiast, our range of circuits offers versatile solutions for transmitting, receiving, and processing radio frequency signals. Explore circuit designs for AM/FM radios, transceivers, antennas, and RF modules, equipped with features such as high sensitivity, wide frequency range, and low noise. Our detailed guides, tutorials, and circuit diagrams provide step-by-step instructions, optimization tips, and creative ideas for building and customizing radio and RF circuits. Stay connected and amplify your communication capabilities with our curated selection of high-quality radio and RF circuit.
Introduction In recent years, you may have heard the terms “smart city”, “smart environment”, “smart homes”, etc. These all employ information and communication technology to improve operational efficiency. They use IoT devices like sensors, meters, … Read more
How to use LoRa RYLR998 Modules with Arduino
Introduction There are so many places where some kind of r mobile phone may not use. For example, our examination rooms. So, in these places, it is necessary to prevent the use of cell phones. … Read more
Radiation Detector Circuit using LM358 IC
Introduction Industrial circuitry or devices are incomplete without a proper safety structure. Without safety, they may cause problems for the entire system as well as for the environment. Electric field detectors are one of those … Read more
Electric Field Detector Circuit
Introduction As you know that before the internet and television came, radio broadcasting was the major information and news medium. Thus, Radio broadcasting has done by FM or AM modulation. In FM modulation the frequency … Read more
Simple AM Radio Receiver Circuit – Homemade
Introduction To prevent the use of cell phones at serious places like examination rooms, prayer rooms, etc, the administrator of that place can use this device, called a cell phone call detector. It enables to … Read more
Cell Phone Call Detector using LM358 IC
Numerous electronic hobbyists manufacture homemade radio circuits or crystal radio circuits which is a very fascinating project of electronics. Building a crystal radio circuit isn’t troublesome and requires very little hardware information. You can make … Read more
How to Make / Build a Crystal Radio
Today, we are demonstrating a DIY project for an AM Radio. An amplitude modulated (AM) radio signals convey sound signals in the form of electrical data. These electrical data changes over to sound data with … Read more
Simple AM Radio using Transistors – DIY
The circuit demonstrated here is an MK484 AM radio receiver with a TDA7052 Amplifier. ZN414 IC has been ‎discontinued scarcely any years prior and now MK484 and TA7642 AM receiver ICs have ruled out the … Read more
MK484 AM Radio Receiver With TDA7052 Amplifier
Amplitude modulation (AM) is a modulation strategy utilized in electronic communication, most normally for transmitting data through a radio carrier wave. In amplitude modulation, the amplitude of the carrier wave changes as per the message … Read more
Simple AM Receiver Circuit
This is an intriguing DIY project of FM Radio transmitter. The circuit produces and transmits 27 MHz electromagnetic waves or ‎signals conveying messages. It transmits sound data in the form of electromagnetic signals. These radio … Read more
27 MHz Radio Transmitter using single Transistor
Amplitude modulation (AM) is a modulation strategy, utilize in the latest electronic communication. In amplitude modulation, the amplitude of the carrier wave changes to that of the transmitting message signal. The circuit fabricates with the … Read more
Simple AM Receiver Using BC547 Transistor
In this DIY, we are demonstrating the project FM Antenna. Here is a design of a straightforward DIY FM antenna that you can make to get far-off radio broadcasts and improve the function of your … Read more
Dipole Antenna for FM Radio – DIY
Frequency modulation is utilized in a radio station in the 88-108MHz VHF band. This data transfer bandwidth range sets apart from FM on the band sizes of radio receivers. And the devices that can get … Read more
FM Receiver Circuit using TDA7021 & LM386
In this tutorial, we are demonstrating a project TV transmitter Circuit. A TV Transmitter is an electronic device that radiates radio waves and conveys a video signal delivering moving pictures, alongside a synchronize sound station, … Read more
TV Video Transmitter Circuit VHF UHF
In this tutorial, we are demonstrating a project crystal radio amplifier in detail. In general, a crystal radio receiver is known as a ‘Crystal set’. Explicitly, it is a basic radio receiver, famous since the … Read more