Posts by EMS

DIAC Overview A DIAC, or Diode for Alternating Current, is a two-terminal bidirectional semiconductor device that conducts current only after its breakover voltage has been[…]

Introduction to Halogen-free PCBs Halogen-free printed circuit boards (PCBs) have gained significant attention in recent years due to growing concerns about the environmental impact and[…]

Introduction to PiVPN PiVPN is an open-source software package designed to simplify the process of setting up and configuring a Virtual Private Network (VPN) server[…]

Introduction to Battery Charge Circuits A battery charge circuit is an essential component in any electronic device that relies on rechargeable batteries. Its primary function[…]

Introduction to RF Explorer The RF Explorer is a handheld, portable spectrum analyzer that covers a wide range of radio frequencies from 15 MHz up[…]

Introduction to Arduino Solar Charger An Arduino solar charger is a device that harnesses the power of the sun to charge batteries or power electronic[…]

What is PCB Impedance Control and Why is it Important? PCB impedance control refers to the process of designing and manufacturing printed circuit boards (PCBs)[…]

Potential Health Risks One of the primary concerns when it comes to PCB etching at home is the potential health risks involved. The process often[…]

Introduction to the 555 Timer IC The 555 timer IC is a versatile and widely used integrated circuit that finds applications in various electronic projects,[…]

Introduction to 556 Circuits The 556 integrated circuit (IC) is a dual version of the popular 555 timer IC. It contains two independent 555 timers[…]