Search Results for : PCB

By: Alex Danovich,President San Francisco Circuits We live in an exciting time where we see a resurgence in electronics as a hobby. Mass production has wiped out a generation or two of kids learning to build radios from scratch with their mom or dad. In the good old days, not sure...

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...

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...

deba168's new instructable is a weather widget: “an application that can be downloaded on your PC, laptop or a mobile device and perform the job of providing easy access to weather information” It’s an ESP8266 based weather display unit which retrieves localized weather...

Making an electronic dice is very popular among hobbyists and there are already lots of ready-made projects on the internet about this topic. Tim at Hackaday.io designed an electronic dice project for "1KB Limit" competition. But why another dice project while the internet is already...

Using Adafruit's 0.56" 7-segment LED backpack and display and the DS1307 RTC (Real Time Clock) board, this tutorial will guide you to make a simple 4-digit clock that uses only 2 Arduino pins. The 7-Segment Backpack is a combination of the LED display, header pins, and a PCB which need...

Tiny Bar-Graph display provides a Red color bright, easy to read display which is proportional to the force applied on the FLEX sensor surface.  This Bar-Graph has 20 segments in a single color and display Force applied on the FLEX sensor. The Barograph force monitor is based on a...