Cell Phone Can Make Calls Without a Battery
DIY

Cell Phone Can Make Calls Without a Battery

Vamsi Talla at the University of Washington in Seattle build a mobile phone that can rely only on energy that it could harvest from its surroundings. Imagine if you can send SMS or make a call when you are out of battery. That's what's the team trying to achieve. Ambient light can be...

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Lightweight GSM Mobile With Arduino UNO and Nextion Display
ArduinoDIYInterfaceLCD/OLED

Lightweight GSM Mobile With Arduino UNO and Nextion Display

Avishek Hardin at Arduino Project Hub designed a lightweight mobile using a GSM module, an Arduino UNO, and a Nextion touch screen display. The lightweight mobile has the following features: Make calls Receive calls Send SMS Receive SMS Delete SMS In this project,...

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Household Power Consumption IoT Meter with Anti-theft Feature
DIYIoT

Household Power Consumption IoT Meter with Anti-theft Feature

BSP Embed published a video demonstrating a new project to build a connected device to measure the power consumption of household instruments. The presenter relied in his project on the feature of having a blinking led in modern power meters where each blink means that 1 KWh is...

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ZeroPhone, A Raspberry Pi-Based Open Source Smartphone
DIYHardwareRaspberry Pi

ZeroPhone, A Raspberry Pi-Based Open Source Smartphone

Raspberry Pi is one of the most helpful innovations in the hardware industry. It has helped beginners and children learn programming and allowed the makers to develop powerful and cheap DIY projects. "ZeroPhone" is a new DIY smartphone that is built based on Raspberry Pi and cost about...

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Master Your Arduino Skills With Arduino Playground Book
ArduinoBooksDIY

Master Your Arduino Skills With Arduino Playground Book

Are you an experienced maker who are looking for more advanced Arduino skills to get? Warren Andrews, an experienced engineer and journalist, wrote a new book that walks makers through building 10 outside-the-box projects, helping them advance their engineering and electronics...

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10km ESP32 WiFi Using Directional Antenna
DIYIoT

10km ESP32 WiFi Using Directional Antenna

[Jeija] was playing with some ESP32s and in true hacker fashion, he wondered how far he could pull them apart and still get data flowing. His video answer to that question covers the Friis equation and has a lot of good examples of using the equation, decibels, and even a practical...

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DIY Arduino Soldering Station
ArduinoDIY

DIY Arduino Soldering Station

GreatScottLab @ instructables.com writes: In this project I will show you how to create an Arduino based soldering station for a standard JBC soldering iron. During the build I will talk about thermocouples, AC power control and zero point detection. Let's get started! DIY Arduino...

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Educational Biomed Shield for Arduino 101
ArduinoDIYIoT

Educational Biomed Shield for Arduino 101

Orlando Hoilett has built his new biomedical Arduino 101 shield: Biomed Shield, in order to allow students, educators, and hobbyists to learn about bio-medicine by monitoring heart rate, temperature, and other physiological metrics. To build this shield he used the following...

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