Radiation is always present in our lives. We can't see, taste, feel or smell it, but it exists. Excessive exposure to ionizing radiation may cause potential damage to our health. The new Dosime device helps you to track and understand radiation exposure in your environment and display...

If you are a hardware DIY enthusiast who is interested in open source hardware and want to share projects and designs, you have to learn more about Upverter.   Upverter is a web-based EDA (Electronic Design Automation) system which enables hardware engineers to design,...

Stoneslice has shared a Curve Tracer tutorial on Youtube that uses an X Y mode Oscilloscope to test components and their characteristics. Using the on-board Phase Shift Oscillator to provide the test signal, passive and active parts can be tested. These are the  components needed to...

Bob @ electrobob.com tipped us with his latest project. It's about a power supply tester. What does one do when designing a power supply? Well, build a power supply tester, of course. One of the simplest things to build is a constant current load. This will allow for testing of the...

Shahriar @ The Signal Path did a teardown and repair of Tektronix RSA real-time spectrum analyzer. In this episode Shahriar attempts a difficult repair of a Tektronix RSA real-time spectrum analyzer. This well-equipped instrument reports several error messages during startup POST...

When you travel, it’s a bit frustrating to fill your luggage with lots of chargers, cables, and adapters to fit your charging needs. In addition to the space it takes which makes it harder to bring every kind of charger you may need. ChargEST is designed to become your charging...

The LTC2944 measures battery charge state, battery voltage, battery current and its own temperature in portable product applications. The wide input voltage range allows use with multicell batteries up to 60V. A precision coulomb counter integrates current through a sense resistor...

How to Connect to a Raspberry Pi Directly with an Ethernet Cable. Ethernet is the fastest and most reliable way to connect to your Pi. You can set this up in just a few steps and never get disconnected from network time outs or low bandwidth on your network. You can access your Pi...