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![YADL: Yet Another Data Logger using TI SensorTag YADL: Yet Another Data Logger using TI SensorTag](https://www.electronics-lab.com/wp-content/uploads/2019/11/schem-for-board-966x1024.png)
YADL: Yet Another Data Logger using TI SensorTag
Over time we have built quite a number of data logger projects, but the emergence of more modern development boards, sensors and platforms mean there is an opportunity to add several new features to data-logging devices. For today's tutorial, we are going to build a datalogger based on...
Continue Reading![AC Resistance and Impedance AC Resistance and Impedance](https://www.electronics-lab.com/wp-content/uploads/2019/11/ACResistancep1.png)
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AC Resistance and Impedance
Introduction The electric resistance is a property that characterizes how a particular component creates an opposition to the flow of current when a voltage difference is applied to its terminals. In this tutorial, we will focus on the opposition that a resistor generates when an AC...
Continue Reading![Finger heart rate and pulse oximeter smart sensor with digital signal processing Finger heart rate and pulse oximeter smart sensor with digital signal processing](https://www.electronics-lab.com/wp-content/uploads/2019/12/MAXREFDES220-maximintegrated.jpg)
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Finger heart rate and pulse oximeter smart sensor with digital signal processing
The MAX77860 is a high-performance single input switch mode charger that features USB Type-C CC detection capability in addition to reverse boost capability and a Safeout LDO. The MAXREFDES220# reference design provides everything you need to quickly prototype your product to measure...
Continue Reading![Allwinner H5 Powered NanoPi NEO2 Black SBC focuses on Headless Applications Allwinner H5 Powered NanoPi NEO2 Black SBC focuses on Headless Applications](https://www.electronics-lab.com/wp-content/uploads/2019/11/NanoPi-NEO2-Black.jpg)
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Allwinner H5 Powered NanoPi NEO2 Black SBC focuses on Headless Applications
NanoPi NEO2 also known as NanoPi NEO2-LTS from FriendlyELEC is a small SBC powered by Allwinner H5 SoC with an ARM Mali-450MP GPU. It is intended for server/headless applications with Ethernet & USB ports, as well as I/O headers. FriendlyELEC launched yet another variant...
Continue Reading![LoRa Mesh Chat LoRa Mesh Chat](https://www.electronics-lab.com/wp-content/uploads/2019/12/LoRa-Mesh-Chat-Hackster.io_.png)
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LoRa Mesh Chat
A simple add-on for mobile phones to enable SMS-like messaging in a group when outside cell coverage, or in disaster scenarios. This is a fairly simple add-on for mobile phones to enable SMS-like messaging in a group when outside cell coverage, or in disaster scenarios. It utilises...
Continue Reading![Real-time spectrum analyzers with 1.5 and 3.0GHz bandwidth Real-time spectrum analyzers with 1.5 and 3.0GHz bandwidth](https://www.electronics-lab.com/wp-content/uploads/2019/12/RSA3000.png)
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Real-time spectrum analyzers with 1.5 and 3.0GHz bandwidth
Rigol Technologies’ RSA3000E real-time spectrum analyzers are economic instruments based on the new Rigol-developed Ultra-Real technology as a complete platform, which also allows to perform real-time measurements. by Julien Happich The new models are available with 1.5 GHz and 3.0...
Continue Reading![Selpic S1+ The Handheld, Any-Surface Quick Printing Solution Selpic S1+ The Handheld, Any-Surface Quick Printing Solution](https://www.electronics-lab.com/wp-content/uploads/2019/11/IMG_0043-scaled-1024x768.jpg)
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Selpic S1+ The Handheld, Any-Surface Quick Printing Solution
SELPIC 1+ is a palm-sized handheld Inkjet printer that is currently on a Kickstarter fundraiser campaign well exceeding its targeted goal. This printer allows the user to print on any surface and any material. It can print any text, image, QR code, barcode by simply moving the device...
Continue Reading![Isolated 2W 24Vdc-to-5Vdc Flyback DC-DC – Reference Design Isolated 2W 24Vdc-to-5Vdc Flyback DC-DC – Reference Design](https://www.electronics-lab.com/wp-content/uploads/2019/11/MAXREFDES111AFig00-e1574806825567.jpg)
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Isolated 2W 24Vdc-to-5Vdc Flyback DC-DC – Reference Design
The MAXREFDES111# reference design from Maxim Integrated is a compact 24V input flyback-converter module that features 5V at 400mA output. Transformer selection is often the most difficult step in isolated power design. Multiple transformers (Wurth Electronics 750315847, HanRun...
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