Nikos Stavrou @ instructables.com build a bi-fuel trip computer using arduino and has a detailed tutorial on it. The computer can measure both LPG and unleaded fuel consumption. He writes: The main reason I made this project is the lack of a trip computer that is designed for LPG...

Pieter @ piconomix.com tipped us with his latest build. Check it out on the link below. I recently had to create a programming jig for an ATmega328PB based board. 1mm diameter test pads were placed on the bottom of the PCB to give access to the ISP pins. Normally one would add two...

Nextion display by ITead allows users to design their own interfaces all by themselves, even if they don't have any coding background knowledge and can go with different platforms. This tool is the best solution to replace traditional TFT LCD and LED Nixie tube. Customers can use the...

Since 2013, the additive manufacturing startup Carbon had altered the 3D printing industry. Carbon produced its industry-changing M1 3D printer and CLIP 3D printing technology, bringing never-before-seen printing speed and end-use-quality polymer parts to the market. Today Carbon is on...

A small and inexpensive USB-based curve tracer used for troubleshooting electronics in the style of the Huntron Tracker 2000. by Jason Jones: This documents a USB-based curve tracer based on the PIC24FV16KM202, which is a modest 16-bit microcontroller. The board uses a PC screen OR...

By Graham Prophet@ edn-europe.com: Coilcraft has written a Power Inductor Selection Tool that allows users to easily select the appropriate path for their particular search while also providing more application-specific performance data than previously available. Coilcraft.com -...

The Teensy is a complete USB-based microcontroller development system, in a very small footprint, capable of implementing many types of projects. All programming is done via the USB port. You can program for the Teensy in your favorite program editor using C or you can install the...

Fitting transmit and receive capabilities of radio signals into one device may be impossible without using a significant filter, which is needed to isolate sent and received signals from each other. The major obstacle to achieve that is the weakness of the received signal compared with...