| Complex electrical wiring is required if a single load like hallway or corridor lighting is to be switched on and off by any one of a large...
| Complex electrical wiring is required if a single load like hallway or corridor lighting is to be switched on and off by any one of a large...
| You can easily produce a Touchless Gesture Control interface that’s capable of reliably providing 3-dimensional co-ordinates (X, Y, and Z ax...
| Tiny low power radio (LPR) modules operating at UHF ISM frequencies like 433 MHz and 868 MHz are available on the market that are ideal for...
| A cue light is a system of one or more electric light bulbs (usually traffic light colors) used to allow silent cues to be given to technici...
| Although the technology has been around for a while, RGB LED lamps are still state of the art for interior lighting. Traditional incandescen...
| A timer circuit that turns on a pump for a short time every five minutes can be easily made using the famous 555 IC. Unfortunately, it's alm...
| Although many benchtop power supplies boast a microcontroller of some sort, the MCU’s function is usually limited to controlling the V/A rea...
| Parroting the Science Class teacher an adjustable current source consist of any old voltage source, a variable resistor and applying Ohm’s l...
| Although active loudspeakers are more complex and more costly than passive loudspeakers, they have clear advantages in terms of audio techno...
| Using photovoltaic (PV panels (”solar panels”) is an attractive way to keep batteries charged in boats and recreational vehicles. While RVs...