Ambiq Micro, the leader in ultra-low power solutions, launched  the Apollo 2 Wearables and IoT Platform. The Platform offers breakthrough power consumption of under 10 μA/MHz, which allows for double the battery life in wearable devices. Apollo 2’s performance will lead to longer...

Today I am going to discuss how to make a very simple DIY Breathalyzer using Arduino UNO and few external components. Ana Carolina designed this project as an instructable in instructables.com. This is a low-cost project and a useful one too. If you have no idea about what...

Brian Dipert discuss his experience replacing an iphone battery @ edn.com: About a week ago, in preparing to run some errands, I plugged my iPhone 4S into the charger in my car so that I could stream Pandora while I drove. Oddly, a "this accessory may not be supported" message...

Matthias created a X-Mas tree project using the DirtyPCB boards from dangerousprotorypes.com : The project features an USB capable PIC16F1549 µC with: USB FS device 48 MHz internal Oscillator 2 PWM modules 10-bit ADC with Voltage Reference Integrated Temperature...

circuitbasics.com has a new tutorial on how to interface DHT11 humidity sensor to Arduino board. Sample code is provided Because of their low cost and small size, DHT11 humidity and temperature sensors are perfect for lots of different DIY electronics projects. Some projects where...

by robertgawron.blogspot.com: Not many people know, but in some smoke detectors, radioactive materials play an essential role. Today I will present one of those devices, and my -successful- attempt to reverse engineer it and get the circuit diagram. Nuclear physics applied in smoke...

This project shows a DC-DC buck boost circuit which can produce an output of 3.3V for an input of 2.7V to 4.2V , for example from a Li-on battery. The Circuit uses LTC3440 Buck boost IC which is a fixed frequency boost converter. To get high efficient results, inductor with high...

Mintbox Technologies is an Indian tech startup who build smarter connected devices for everyone. It is specialized in consumer electronics, open source software & hardware, PCB design services. Mintbox latest product is The Winkel Board, a powerful new Arduino-compatible, open source...