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2317 articles found.

Our Energy Grid is an Overlooked Marvel of Technology

Our Energy Grid is an Overlooked Marvel of Technology

The electrical grid is a part of our infrastructure that we often overlook. It provides the power needed to run our homes, businesses, and critical services shaping the society we live in. Have you ever stopped to think about the history and importance of this network? Let's delve into how it functions, from the energy sources that fuel it to the technological advancements, the challenges it confronts, and what lies ahead. The Modern Energy Grid is a Very Sturdy System When was the time you faced a power outage? When your lights flicker, or the power goes out, it's a reminder of how we depend on the grid. Our daily routines are closely connected to its operation powering everything, from our morning coffee makers to equipment in hospitals. Disruptions in the grid can have far-reaching cons ...

Introduction to Round PCB | How to design Round PCBs?

round pcb, round pcb features, round pcb working, round pcb manufacturing

Hello learners! Welcome to the introduction of the round PCBs, where we are going to discuss the round PCBs in detail. This is specially designed for articles for beginners as well as for intermediate skills in printed circuit boards. PCBs are the backbone of any circuit, and it is crucial to understand the type and application of the circuit and its PCB in detail before starting to work on it. If you are going to buy crucial products like PCBs, always choose the best option that has positive reviews and a great experience. The best option for this is PCBWay.com , which has a great variety of PCBs, electronic components, equipment, and services. They have a vast variety of PCB services that range from high-speed PCBs to optical module PCBs, semiconductor tests, aerospace PCB circuit boards ...

MQ138 Benzene Gas Sensor

MQ138 Benzene Gas Sensor, MQ138, MQ138 Pinout, MQ138 Datasheet, MQ138 Features, MQ138 Applications, MQ138 Specifications

Hey students! Welcome to another episode of the MQ gas sensor series. Today, we are interested to learn about the high-performance sensor that is used to detect the presence of benzene gas. This is the MQ138 gas sensor and it instantly detects the target gas because it has tin dioxide as the sensing element. Usually, it can detect multiple gases and is considered as the Volatile organic compounds (VOC) sensor but the most significant target gas of this sensor is benzene therefore, we’ll pay attention towards the discussion of the benzene detection through this sensor. Many features of this sensor resemble other members of the MQ gas sensor series and we’ll read its basic features and specifications in detail. In this article, we’ll initiate the discussion with the basic introduction of thi ...

MQ137 Ammonia Gas Sensor: Datasheet, Pinout & Working

MQ137, MQ137 Ammonia Gas Sensor, MQ137 Pinout, MQ137 Datasheet, MQ137 Working, MQ137 Features, MQ137 Specifications, MQ137 Applications

Hi readers! Welcome to the next article on the MQ series gas sensors. Today, our motto is to learn about the basic information of the MQ137 ammonia gas sensor. We know that ammonia gas is extensively used in industries, agricultural lands, Environmental Monitoring, Health and Public Safety, etc. In such areas, there are great chances of leakage that can be harmful and here, sensors like MQ137 are used for the instant detection of the Ammonia gas. It is a colorless gas with a distinct pungent smell and its inhalation may cause eyes, lungs, nose, and throat infections and irritation. So, the MQ137 is specialized for its detection and acts as a life savior in such cases. Libraries Gas Sensor Simulation Libraries Gas and fire sensors: Gas MQ-2 · MQ-3 / MQ-7 / MQ-135 · MH-Z19B CO2 · PMS5003 · C ...

MQ136 Hydrogen Sulfide Gas Sensor: Datasheet, Pinout & Working

MQ136, MQ136 Hydrogen Sulfide Gas Sensor, MQ136 Pinout, MQ136 Datasheet, MQ136 Working, MQ136 Features, MQ136 Specifications, MQ136 Applications

Hi friends! Welcome to another article in which we are highlighting the basic details of a gas sensor from the MQ sensor series. Today, our focus is on the MQ136 hydrogen sulfide gas sensor that instantly detects the presence of the sulfide gas and sends the signals through digital and analog pins to the output devices for timely indication. Libraries Gas Sensor Simulation Libraries Gas and fire sensors: Gas MQ-2 · MQ-3 / MQ-7 / MQ-135 · MH-Z19B CO2 · PMS5003 · CCS811 · Flame Sensor Helping Tools Serial Monitor Advance : a serial terminal window for the UART of your board Serial Monitor Expert : the serial monitor with extra debugging tools LCD Library for Proteus V3.0 : 16x2, 20x4 and I2C LCDs to show your readings Our mission is to understand the basic introduction of this sensor, so we’ ...

MQ135 Air Quality Sensor: Datasheet, Pinout & Working

MQ135, MQ135 Air Quality Sensor, MQ135 Pinout, MQ135 Datasheet, MQ135 Working, MQ135 Features, MQ135 Specifications, MQ135 Applications

Hello students! I hope you are doing great. Today, I am going to share a reliable sensor that is widely used to sense the air quality in different types of projects and circuits. The increasing ratio of pollution in the air is alarming, and air quality monitoring systems are the need of the time. The MQ135 can detect and measure a wide range of gases around it and present the output in the form of digital or analogue values. Libraries MQ135 Simulation Libraries Latest library: MQ Gas Sensor Library for Proteus V1.0 (October 2026) Other gas and fire sensors: Gas MQ-2 · MH-Z19B CO2 · PMS5003 · CCS811 · Flame Sensor Helping Tools Serial Monitor Advance : a serial terminal window for the UART of your board Serial Monitor Expert : the serial monitor with extra debugging tools LCD Library for Pr ...

MQ131 Ozone Gas Sensor: Datasheet, Pinout & Working

MQ131, MQ131 Ozone Gas Sensor, MQ131 Pinout, MQ131 Working, MQ131 Features, MQ131 Specifications, MQ131 Applications, MQ131 Datasheet

Hi peeps! Welcome to another tutorial where we are discussing the MQ sensor elements. Today, our focus is on the MQ131 ozone gas sensor. Ozone is a major component of air pollution and it leads to multiple health problems related to the respiratory system and other issues. It also has an adverse effect on the plants and agricultural lands. It is a pungent gas with a pale blue color and usually, it is present in very low concentrations in the normal air. The MQ131 ozone gas sensor is used in outdoor monitoring stations, industries that use ozone for experimentation, laboratories, and sensitive areas that have a high concentration of ozone gas in the environment. Libraries Gas Sensor Simulation Libraries Gas and fire sensors: Gas MQ-2 · MQ-3 / MQ-7 / MQ-135 · MH-Z19B CO2 · PMS5003 · CCS811 · ...

Ancient Metalworking Techniques that are Surprisingly Still in Use Today

Ancient Metalworking Techniques that are Surprisingly Still in Use Today

Metalworking, a craft embedded in the core of human civilization, has played an important role in shaping our history and technological advancements. From the ancient artisans who meticulously forged metal objects to the modern engineers pushing the boundaries of materials science, the art of metalworking has stood the test of time. Let’s explore this intricate craft, tracing its evolution from ancient times to the cutting-edge innovations of the modern era. A Glimpse into Metalworking's Illustrious Past The tale of metalworking begins in the annals of ancient civilizations such as Mesopotamia, Egypt and China, where skilled craftsmen honed their techniques to manipulate metals for tools, weapons and adornments. Through hammering, casting and forging, these early metalworkers laid the foun ...

MQ-9 Gas Sensor: Datasheet, Pinout & Working

MQ-9, MQ-9 gas sensor, MQ-9 Datasheet, MQ-9 Pinout, MQ-9 Working, MQ-9 Features

Hi seekers! Welcome to another article discussing a sensor from the MQ gas sensor series. Today, we are discussing the MQ-9 gas sensor, which can detect gases like carbon monoxide, CH4, and LPG. It has a long life and a simple structure, and the heart of this gas sensor is the sensing element on the heating circuit. Usually, such sensors are part of large projects where they sense the target gas and send a signal for any alarming condition. Libraries MQ-9 Simulation Libraries Latest library: MQ Gas Sensor Library for Proteus V1.0 (October 2026) Other gas and fire sensors: Gas MQ-2 · MH-Z19B CO2 · PMS5003 · CCS811 · Flame Sensor Helping Tools Serial Monitor Advance : a serial terminal window for the UART of your board Serial Monitor Expert : the serial monitor with extra debugging tools LCD ...

MQ-8 Hydrogen Gas Sensor: Datasheet, Pinout & Working

MQ-8, MQ-8 Hydrogen Gas Sensor, MQ-8 Datasheet, MQ-8 Pinout, MQ-8 Working, M-8 Applications

Hey fellow! Welcome to the next article on the MQ series of sensors, and today our focus is on the MQ-8 which is used to sense the presence of hydrogen gas. We know that hydrogen is a colorless, odorless, and tasteless gas that humans can not sense easily. It is not toxic like carbon monoxide and other such examples but still, the excess presence of this gas can be life-threatening because it is highly flammable. The air is a mixture of different gases and hydrogen gas when combined with some specific gases, can be harmful to life. In the presence of a bare flame or other ignition material, hydrogen can start the ignition, and here, the duty of sensors like MQ-8 starts. We’ll examine the basic information about this sensor in detail. Libraries MQ-8 Simulation Libraries Latest library: MQ G ...