What is Relay? A Relay is an electromagnetic switch that is used to turn on and turn off a circuit by a low power signal, or Simply relay is a switch which controls (open and close) circuits electromechanically. The main operation of this device is to make or break contact with the help of a signal … Read more
Read More
By this tutorial we will learn What is an OptoCoupler and How it works in detail. We know about Transformers that they cannot only provide a step-down (or step-up) voltage, but they also provide “electrical isolation” between the higher voltage on the primary side and the lower voltage on the secondary side. In other words, … Read more
Read MoreGeneral introduction to Electronics: In this fast developing society, electronics has come to stay as the most important branch of engineering. Electronic devices are being used in almost all the industries for quality control and automation and they are fast replacing the present vast army of workers engaged in processing and assembling in the factories. Great strides … Read more
Read MoreINTRO •In this tutorial I will explain what RSSI and SNR are. By the end of this tutorial you come to know the importance of RSSI and SNR in LoRa signal strength description, then because of this tutorial you can make your own research with LoRa WAN. RSSI •The Received Signal Strength Indication (RSSI) is … Read more
Read MoreINTRO • In this tutorial I will explain who sets the wireless Rules & Regulations of ISM Band used in LoRa Communication Protocol. ISM BAND LoRa operates in the unlicensed ISM (Industrial, Scientific and Medical) radio band that are available worldwide. ISM BAND REGINON WISE Region Frequency Asia 433 Europe, Russia, India, Africa (parts) 863-870 US … Read more
Read More
