Category: Test/Measurements

Monitoring the voltage level of a 12V Lead Acid Battery (SLA) is easy and simple with this project. The board is made using an ATMEGA328 micro-controller and 12 x 5mm LEDs. The ATMEGA328 microcontroller senses the analog voltage on A3 Analog pin and drives 12 LEDs connected to digital...

The Engineering Octopus has launched a keyring which helps you keep track of your keys, and also serves as a means to quickly test an oscilloscope. It is called the Oscilloscope Tester Keyring (OTK). About the inspiration for the project, Max the brain behind the OTK says “All...

The imminent large-scale rollout of 5G technology imposes new and tough challenges for designers of PCB, network equipment and electronic devices in general. 5G will not only represent an increase in data rates, but it will be a real revolution, with latency times reduced up to 1ms and...

Renesas’ reference design considers the thermometer’s range of operation, accuracy, power considerations, and display options. Renesas’ winning combination IR contactless thermometers are needed for medical applications to monitor an individual’s body temperature before...

Differential current probe with single-ended output, +/-18 V supply voltage, 6 MHz bandwidth, and gain of 2, set by a single resistor, can be increased. Designed by A. Rosenkränzer This current probe has a differential input and single ended output. Instrumentation amplifier AD8421 is...

This slim, plug and play, free-standing thermal screening system offers a touch-less way to protect environments from risks of illness and viruses via advanced thermal imaging, providing instant body temperature measurements with an accuracy of +/-0.5°F Saelig Company, Inc. has...

Microchip’s innovative design for portable and accurate ECG heart monitoring applications The electrocardiogram or ECG machine design from Microchip Technology is used to monitor and record the electrical activity of the heart. This design features the SAML22, a...

Not sure there is anyone on the internet who loves the Attiny series of microcontrollers as much as Stefan Wagner. We have explored a number of projects from him, from the USB power tester to the TinyRemote with ATtiny13, all based on a member of the Attiny series of microcontrollers....