J.Flex, A Lithium-Ion Battery That Is Flexible
https://www.electronics-lab.com/j-flex-lithium-ion-battery-flexible/
A Busan-based company has been developing J.Flex, an advanced lithium-ion battery that is ultra-thin, flexible, and rechargeable for the past few years now. The company used terms like bend, roll, twist, scrunch, fold, flex to describe the battery. EJ Shin, head of strategic planning at Jenax says: “What we’re doing at Jenax is putting batteries into […]
Meet Sparkfun’s Qwiic Pro Micro with USB Type-C
https://www.electronics-lab.com/meet-sparkfuns-qwiic-pro-micro-usb-type-c/
The saying that “everything old is actually new again” finally became a reality for the Pro Micro board, as the popular Arduino compatible board gets revised with few additional features. The board that has been a favorite for about half a decade now received something of a great refresh, a Qwiic connector at the back […]
Low ESR tantalum capacitors make a difference in circuit designs
https://www.electronics-lab.com/low-esr-tantalum-capacitors-make-difference-circuit-designs/
App note from Vishay about how ESR in tantalum capacitors affects circuit performance. Link here (PDF) When choosing a capacitor for any application, there are a few key characteristics that must be understood in order to analyze its suitability for the circuit. In a simple capacitor equivalent circuit model, there are three key characteristics that […]
Ubuntu 18.04 LTS support for iWave’s i.MX8QM SMARC SOM and SBC Products
https://www.electronics-lab.com/ubuntu-18-04-lts-support-iwaves-mx8qm-smarc-som-sbc-products/
The Debian based open-source Linux distribution Ubuntu finds its wide use across Desktop, Servers, Containers and now in IoT and cloud applications. Being very secure and its OpenStack support, it is further getting adapted widely in high end embedded computing applications as well. iWave systems rich i.MX8 System on Module and SBC product portfolio is […]
Advantech Launches NXP i.MX8M ROM-5720 SMARC Module for Next Generation Multimedia Applications
https://www.electronics-lab.com/advantech-launches-nxp-mx8m-rom-5720-smarc-module-next-generation-multimedia-applications/
Embedded Modules & Design-in Services Advantech, a global leader in the embedded computing market, is pleased to announce ROM-5720, a SMARC 2.0 module powered by the NXP ARM Cortex-A53 i.MX8M processor with excellent graphics performance and low power consumption. The ROM-5720 supports 4Kp60 resolution via HDMI 2.0 and 4Kp60 H.265 decoding with HDR. It features […]
CircuitBrains boards, castellated modules coming soon …
https://www.electronics-lab.com/circuitbrains-boards-castellated-modules-coming-soon/
Kevin’s CircuitBrains boards are now listed and live on circuitpython.org/downloads. Kevin submitted the Deluxe model to Crowd Supply will have a project to support fabrication and fulfillment soon – Twitter. [via] CircuitBrains Basic CircuitPython on an ARM Cortex M0 in 1 square inch! This “Just Add Solder” castellated module is perfect for incorporating into your […]
Low cost solder paste dispenser
https://www.electronics-lab.com/low-cost-solder-paste-dispenser/
This is an easy to build but very capable and handy DIY solder paste dispenser built mostly from cheap Ebay components and modules by kevarek @ hackaday.io: Already finished and nicely working solder paste dispenser. Powered with cheap ebay mini DC motor with gearbox (100RPM) and long M3 shaft secured by two axial bearings also […]
PoE FeatherWing – Ethernet FeatherWing with 4W of PoE power
https://www.electronics-lab.com/poe-featherwing-ethernet-featherwing-4w-poe-power/
PoE FeatherWing is an Ethernet FeatherWing with 4W of PoE power with globally unique MAC. Adafruit provides an Ethernet FeatherWing for its popular Feather ecosystem – a valuable option for IoT and automation projects. But it has its limitations. The Feather still needs to be powered separately, and no globally unique MAC address is provided […]
Indoor Air Quality Monitoring System
https://www.electronics-lab.com/indoor-air-quality-monitoring-system/
This smart device is able to monitor and display CO2, TVOC, PM, temperature, humidity and air pressure measurements. by Roman Novosad Most of the modern applications focus on measuring outdoor air pollution. This is indeed very important and useful, however most of the time in person’s life is spent indoors. This is also an environment, […]
Series RLC Circuit Analysis
https://www.electronics-lab.com/article/series-rlc-circuit-analysis/
Introductio The resistor (R), inductor (L), and capacitor (C) are the three elementary passive components of electronics. Their properties and behavior have already been detailed in the AC Resistance, AC Inductance, and AC Capacitance tutorials. In this article, we will focus on the series association of these three components known as the series RLC circuit. […]