The post discusses a simple hospital room call bell circuit which can be installed in hospital patient rooms for allowing the patients to get a quick access to a medical […]
Transcutaneous Nerve Stimulator Circuit
Transcutaneous electrical nerve stimulation (TENS) is a term typically referred to the use of nonpharmacologic or noninvasive kind of treatment for neutralizing superficial pains. How Transcutaneous electrical nerve stimulation Works Researches […]
Heart Rate Monitor Circuit
In this article we comprehensively discuss a relatively accurate electronic heart rate sensor circuit processed by a few discretely wired opamp circuit stages, and subsequently we’ll learn how this can […]
How to Generate Pure Oxygen and Hydrogen at Home
The article discusses a simple method through which large amounts of oxygen and hydrogen could be generated at home using an ordinary electrical setup, and very cheaply. Before we learn […]
Room Air Ionizer Circuit – For Pollution Free Living
In this article we learn how to build a simple room ionizer circuit for getting a clean, pollution free environment right inside our home. Introduction Have you ever thought or […]
4 Universal Electronic Thermometer Circuits
Here we learn four best electronic thermometer circuits which can be universally used for measuring body temperatures or atmospheric room temperatures ranging from zero degrees to 50 degrees Celsius. In […]