Aufero Laser 2 – The fastest laser engraver ever, is it actually made for novices?
We are in an era of Personalization. Customized Gifts, daily necessities, small DIY projects, and even clothing accessories are in high demand for personalization. This is one of the reasons why laser engraving machines have become increasingly popular in the past years. However, some of...
Continue ReadingMeet the Coin-Sized GPS Cat Tracker – the Katzen Tracker
Cats are adorable creatures but with a knack for wandering and getting lost every now and then, so much that a common desire among owners is usually to have a reliable way to track them. While a host of adaptable tracking solutions exist, German Engineer, Gerhard Peter felt this is...
Continue ReadingPineNote Developer Edition Linux-based Notepad Computer Device at $399
Recently, we covered PinePhone Pro Explorer Edition Linux-based Smartphone built around the Rockchip RK3399S highly integrated with 4GB LPDDR4 RAM and 128GB eMMC flash storage. Pine64 has captured the embedded system news due to the availability of the PinePhone Keyboard case and...
Continue ReadingMAX77540 Step-down converter boasts 94 % peak efficiency
The MAX77540 from Maxim Integrated is a high-efficiency step-down converter with two 3 A switching phases. It uses an adaptive COT (constant on-time) current-mode control architecture, and the two 3 A switching phases can be configured as either one (2Φ, 6 A) or two (1Φ, 3 A each)...
Continue ReadingAbracon ACR1004GC GNSS + GPS L5 Chip Antenna
Abracon ACR1004GC GNSS + GPSL5 Chip Antenna is a compact, low-profile loop antenna that provides centimeter-level accuracy and high efficiency of up to 80%. The ACR1004GC offers L1 peak gain of 2.85dBi and L5 peak gain of 1.91dBi and operates in the 1.166GHz to 1.186GHz and 1.561GHz to...
Continue ReadingPWM Temperature Controlled FAN using TC648 and NTC sensor
The project described here is a switch mode fan speed controller for use with brushed or brushless DC motors. Temperature proportional speed control is accomplished using pulse width modulation (PWM). 10K Ohms NTC is used to sense the temperature. The project is built using TC648 chip...
Continue ReadingDC-HV DC Converter – 200V @ 20mA Output with 12V DC Input
This is a low-cost DC-HV DC converter built using TL3843 Low-Power Current-Mode PWM Controller from TI. Screw terminal connectors are provided for input and output, onboard LED D1 indicates the input supply. The project provides 200V DC @ 20mA output from 12V DC supply input. DC-HV DC...
Continue ReadingTinyML Image Classification On ESP32-CAM Development Board and Edge Impulse Studio
Recent breakthroughs in embedded machine learning have increased the demand for TinyML applications. In dealing with TinyML, there is an excellent platform to get started and build complex projects, Edge Impulse. We have also witnessed several new embedded devices coming to market...
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