This power interruption alarm circuit will alert you whenever there’s a power failure or an interruption in the mains. In some special conditions it becomes imperative to know whether the […]
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Differential Temperature Detector/Controller Circuit
The circuit identifies and detects the temperature difference between two sensors and activates a relay when the temperature is not identical on these differently positioned sensors. By: Manisha Patel It’ll […]
4 LED Temperature Indicator Circuit
The 4 LED temperature indicator circuit discussed here is very useful for getting a visual information regarding the state of temperature which is to be monitored. Circuit Operation In the […]
Make this Simple Set Reset Circuit using IC 555
In this post we learn a simple IC 555 set/reset application circuit for activating or deactivating a relay alternately. Circuit Operation This electronic set reset circuit is very simple, easy […]
Blinking 3 LEDs (R,G,B) Sequentially Using Arduino Circuit
The post explains how to run or blink three LEDs in sequence using Arduino. The post was written and submitted by: Jack Franko PROGRAM/* make RGB LEDs to blink in […]
Tuned Infrared (IR) Detector Circuit
The article is a continuation of the earlier post where we tried to find a solution for creating unique infrared IDs for trains in a model locomotive system. Here we […]