Biosensors with ECG function for heart rate monitoring in wearables
https://www.electronics-lab.com/biosensors-ecg-function-heart-rate-monitoring-wearables/
Graham Prophet @ eedesignnewseurope.com writes: Silicon Labs has introduced a family of optical biometric sensors providing advanced heart rate monitoring (HRM) by transcutaneous optical measurements, along with electrocardiogram (ECG) capabilities, for a range of wearable fitness and wellness products. Si117x sensor modules combine ultra-low power, high sensitivity and integration, for smart watches and wrist-based, patch-type […]
Contactless Controlled Automatic Wardrobe LED Light
https://www.electronics-lab.com/contactless-controlled-automatic-wardrobe-led-light/
Contact-less controlled automatic wardrobe light turns on the LED when you open the wardrobe door. Τhe project is based on Hall effect IC including LED driver and tiny magnet. Board doesn’t require any mechanical switch. When magnet is close to the board, LED is off, when you open the wardrobe door magnet goes far from […]
Contactless Automatic Wardrobe LED Light with Fade Effect
https://www.electronics-lab.com/project/contactless-controlled-automatic-wardrobe-led-light/
Contact-less controlled automatic wardrobe light turns on the LED when you open the wardrobe door. Τhe project is based on Hall effect IC including LED driver and tiny magnet. Board doesn’t require any mechanical switch. When magnet is close to the board, LED is off, when you open the wardrobe door magnet goes far from […]
Build the World’s Smallest Atomic Clock
https://www.electronics-lab.com/build-worlds-smallest-atomic-clock/
Build the World’s Smallest Atomic Clock, Trap a Nitrogen Atom in a Carbon Cage. By Kyriakos Porfyrakis and Edward A. Laird @ ieee.org: An atomic clock begins with an oscillator [see diagram], which creates a frequency close to the energy level of the atom being used. If the oscillator deviates from the reference frequency, the […]
Open Source Ethernet Audio Broadcaster
https://www.electronics-lab.com/open-source-ethernet-broadcaster/
Luca Pascarella @ open-electronics.org presents how to setup their open source ethernet broadcaster. He writes: Recently, we have presented an Ethernet audio streaming unit. In particular, we have shown how to configure the boards to work with other similar devices or with VLC Media Player, setting up a point-to-point or a broadcast streaming in all […]
Teardown, Repair & Experiments with an Agilent 8562E 30Hz – 13.2GHz Spectrum Analyzer
https://www.electronics-lab.com/teardown-repair-experiments-agilent-8562e-30hz-13-2ghz-spectrum-analyzer/
Teardown, Repair & Experiments with an Agilent 8562E 30Hz – 13.2GHz Spectrum Analyzer – [Link]
AMSAT MPPT
https://www.electronics-lab.com/amsat-mppt/
by Bryce Salmi @ faradayrf.com: The Radio Amateur Satellite Corporation, AMSAT, recently designated RadFxSat as AO-91 after its successful deployment from a Delta II rocket as a secondary payload to NASA’s JPSS-1. RadFxSat is the first of several AMSAT satellites which are flying a Maximum Power Point Tracker (MPPT) designed and built by Brent and […]
36V, 2-ch, 1.6A synchronous buck LED driver has I²C dimming
https://www.electronics-lab.com/36v-2-ch-1-6a-synchronous-buck-led-driver-i%c2%b2c-dimming/
Under the “Power by Linear” branding it recently created for the product lines it acquired with its purchase of Linear Technology, Analog Devices has added the LT3964, a dual channel, 36V, high efficiency, synchronous, step-down LED driver with internal 40V, 1.6A power switches and an I2C interface that simplifies LED dimming control. 36V, 2-ch, 1.6A […]
IoT Protocols for the Electronics Designer
https://www.electronics-lab.com/iot-protocols-electronics-designer/
Here is an interesting article from autodesk.com about IoT for the Electronics Designer. Learn how to choose the Right Protocol for Your First Project. The Internet of Things (IoT) is connecting our world together more intimately than ever. It’s also adding a whole new level of complexity and confusion on the shoulders of the electronic […]
Solid-state battery – a hybrid of battery and capacitor
https://www.electronics-lab.com/solid-state-battery-hybrid-battery-capacitor/
With CeraCharge, TDK has developed the world’s first solid-state battery in SMD technology. In contrast to most common battery technologies, CeraCharge works without any liquid electrolytes. by Christoph Hammerschmidt @ eenewseurope.com: Similar to ceramic capacitors, the CeraCharge is based on multilayer technology and combines a high energy density in the smallest possible space with process […]