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Explained: MAX4466 Electret Microphone Amplifier Module with Adjustable Gain

Last Updated on March 14, 2025 by Swagatam Leave a Comment

In this post we will be talking about this MAX4466 microphone amplifier module, right? So this is a tiny little circuit that can amplify weak sound signals from an electret condenser microphone (ECM). That means it is going to take a very small electrical signal from the microphone and then boost it up so we […]

Filed Under: Audio and Amplifier Projects Tagged With: Amplifier, Electret, Explained, MAX4466, Microphone, Module

DC-DC Boost Module (0.9V~5V) to 5V 600mA USB Step-up Board

Last Updated on May 9, 2025 by Swagatam Leave a Comment

So this is a DC-DC boost converter that takes a low voltage (0.9V to 5V) and steps it up to a stable 5V. We use this when we have a small battery, but we need 5V output, like for USB devices. It is super useful for battery-powered projects and small electronics. Main Features How It […]

Filed Under: Power Supply Circuits Tagged With: 600mA, Boost, DC, Module, Step, USB

How to Connect 5V Single Channel Relay Module

Last Updated on February 23, 2025 by Swagatam Leave a Comment

In this post we are talking about this handy little gadget called a 5V single-channel relay module. It is super useful for our microcontroller projects whether we are using Arduino, Raspberry Pi, or even the ESP8266/ESP32. Let us break it down together, what it is, how it works, and how we can connect it. Understanding […]

Filed Under: Timer and Delay Relay Tagged With: Channel, Connect, Module, Relay, Single

Vibration Sensor 801S Datasheet Explained

Last Updated on July 17, 2023 by Swagatam Leave a Comment

The 801S vibration sensor is a typical vibration detection and measurement module. The following are some of its main technical features, datasheet and characteristics: Datasheet in Details The 801S vibration sensor is very sensitive and can pick up even the smallest vibrations in its surroundings. Frequency Range: The module is made to detect vibrations that […]

Filed Under: Datasheets and Components Tagged With: 801S, Datasheet, Explained, Sensor, Vibration

HX710B Air Pressure Sensor Datasheet, How to Connect

Last Updated on January 4, 2025 by Swagatam 24 Comments

Arduino connection of HX710B Air Pressure Sensor Module

The HX710B Air Pressure Sensor Module monitors the air’s pressure in the range of 0 to 40 kilopascals (kPa) and turns it into an electrical impulse which microcontrollers or other electrical gadgets can interpret and read. It is a common and frequently utilized sensor in a wide range of applications that demand precise pressure sensing, […]

Filed Under: Datasheets and Components Tagged With: Connect, Datasheet, HX710B, Pressure, Sensor

Elementary Electronics Explained

Last Updated on January 2, 2024 by Swagatam 2 Comments

For a beginner in electronics, constructing basic electronic projects from a circuit diagram could be overwhelming. This quick guide is intended to assist newbies by enabling them handy details about electronic parts as well as regarding techniques of building circuits. We will examine elementary parts like resistors, capacitors, inductors, transformers and potentiometers. RESISTORS A resistor […]

Filed Under: Electronics Theory Tagged With: Electronics, Elementary, Explained

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