Introduction Passive Infrared sensors (PIR sensor) measure the heat radiated from objects and they are commonly used in motion detection alarm systems. They are called passive sensors as
The HC-05 and HC-06 bluetooth modules are the most popular modules used by electronic students and tinkerers due it low cost. You can pick one off eBay for
Over the years, I have come across various security door access systems such as keypad access, magnetic strip, RFID tags and iButtons. I have found ibuttons and RFID
We, at BehindTheSciences, are great fans of the Raspberry Pi. We are also frequent users of Kodi. However we never actually tried running Kodi on the Pi. This
Introduction Radiation detection systems often consist of a detector, a charge sensitive pre-amplifier, a pulse shaping amplifier and a multi-channel analyser. The detector converts interaction of photon energy from an
We recently upgraded our internet to fibre (fibre to the cabinet) and we thought it was about time to upgrade our faithful Linksys WRT54G. As you probably already know,
This tutorial post is on how to build a simple thermistor circuit. There is a variety of temperature sensors on the market all of which meet specific application needs.
This post describes the use of an ultrasonic sensor to measure distance of a target. The goal of this post is to help you understand how this sensor works