An Overview of the nRF24L01 RF Module The board of the module contains three pins for SPI communication and therefore they need to be connected to the SPI pins of the microcontroller. There are two … Read more
antenna
Introduction: Technology has made a great advancement in the past years and with the evolution in communication technology cell phones play a vital role in our lives today. But misuse of these gadgets is also … Read more
Mobile Phone Detector Circuit – Electronics Projects
Here we are demonstrating a very useful project of a contactless mains failure alarm circuit. this circuit will detect wirelessly the absence of AC mains voltage in the lines or alarms. When there will be … Read more
Contact Less Mains Power Failure Alarm
In this tutorial, we are making a useful project on a non-contact AC voltage sensor circuit using LM358. LM358 is a dual op-amp IC, it has two operational amplifiers built on a single chip. The … Read more
Non-Contact AC Voltage Sensor Using LM358
In this tutorial, we are demonstrating a field strength meter circuit. A field strength meter is a valuable circuit to detect and quantify the RF signals and their strength. The field strength meter is really … Read more
Field Strength Meter using Transistors
In this DIY tutorial, we are demonstrating an AM Loop Antenna in detail. It enhances all feeble AM signals thus improving faint radio signals. So, every nearby station can be heard over your AM radio … Read more
AM Loop Antenna – Radio Signals
In this tutorial, we are going to demonstrate to you an FM Antenna Booster. Low-powered FM transmissions are hard to get by common FM antennas. To build the receiving capacities of the receiving wire, include … Read more