The post explains a battery backup time indicator circuit for monitoring the battery power usage by the connected load and for estimating the approximate remaining backup time of the battery. […]
Search Results for: indicator
LED Timer Indicator Circuit for Board Games
The article presents a simple LED indicator timer circuit which can be used with board games for indicating the elapsed time or the time consumed by the player to complete […]
Subwoofer Music Level Indicator Circuit
The post discusses a LED music power level indicator for indicating a subwoofer bass power range, which can be also modified as an effective dancing Electroluminescent Wire light show. The […]
Automatic Bathroom/Toilet Engage Indicator Circuit
The post explains a very simple automatic bathroom/Toilet Engage indicator circuit which can be installed with any relevant door bolt for implementing the actions. The idea was created and submitted […]
Industrial Valve Switching Detector Indicator Circuit
The following post explains a circuit idea which can be used for identifying the switching pattern of set of valves from a remote location, using just two wire from the […]
Up/Down LED Indicator using LM3915
This circuit can be used for moving an LED bar graph in the upward sequence or downward sequence through a couple of push button switches. The concept can be implemented […]