tCam-Mini Radiometric Thermal Imaging Camera with Desktop App
Test/Measurements

tCam-Mini Radiometric Thermal Imaging Camera with Desktop App

We saw thermal imaging cameras for the evaluation of the hardware temperature of various devices. Open thermal camera is compatible with mobile phone applications for thermal imaging and FLIR ETS320 a non-contact thermal imaging camera solution for electronic testing are some of the...

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Ultra-low power water flow measurement for AMR reference design
Test/Measurements

Ultra-low power water flow measurement for AMR reference design

This fully tested reference design demonstrates a low-power solution for electronic measurement of water flow through a mechanical meter and provides a single-chip platform for flow measurement and wireless communications. The design is ideal for water meter automatic meter reading...

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Miniature Frequency Probe measures 1Hz to 5MHz
Test/Measurements

Miniature Frequency Probe measures 1Hz to 5MHz

David Johnson-Davies shared another great and mini project on his blog. He writes: The Frequency Probe is a handheld tool designed to help you debug your circuits by giving a visual indication of the frequency or voltage at the probe. For a periodic waveform it gives a digital readout...

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Digital Pressure Gauge 0 to 10kPa (0 to 1.75 psi) with OLED display
LCD/OLEDTest/Measurements

Digital Pressure Gauge 0 to 10kPa (0 to 1.75 psi) with OLED display

The project presented here is a Digital Pressure Gauge using an OLED display. The measuring range of this unit is 0 to 10kPa (0 to 1.75 psi). Additional this compact open-source hardware is Arduino compatible. This board can be used for measuring low pressure up to 1.75psi with great...

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Low-Cost Room Thermometer Using 16×2 LCD and Atmega328
Test/Measurements

Low-Cost Room Thermometer Using 16×2 LCD and Atmega328

This is an easy to build small size and low-cost room thermometer. The project consists of LM35 analog temperature sensor, 16×2 LCD, and an Atmega328 chip. This compact board is Arduino compatible and provided with an onboard connector for Boot-Loader burning and Arduino IDE...

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1193
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Current Meter Using 0.96″ OLED Display
ArduinoTest/Measurements

Current Meter Using 0.96″ OLED Display

This project provides an economical and precise solution for DC current sensing and display on an OLED display. This board uses the ACS715T-20A hall effect-based linear current sensor chip, 0.96 Inch I2C OLED Display and Atmega328 microcontroller chip. It is an Arduino compatible...

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Lead Acid Battery Voltage Monitor using ATMEGA328
ArduinoTest/Measurements

Lead Acid Battery Voltage Monitor using ATMEGA328

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...

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Oscilloscope Tester Keyring (OTK) can test your oscilloscope
Test/Measurements

Oscilloscope Tester Keyring (OTK) can test your oscilloscope

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...

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