lm3915 IC

Battery Level Indicator

LM3915 LED Battery Voltage Level Indicator Circuit Diagram

In this article, you will learn to build LM3915 battery voltage level indicator. The LM3915 is a popular integrated circuit (IC) used in projects that require… Read More »LM3915 LED Battery Voltage Level Indicator Circuit Diagram

3 Simple IR Proximity Sensor Circuits with Working & Applications

Abhishek Singh
25/06/2024
Bc 547 transistor projects, Electronic devices, Electronics project, Opamp based project

Here is a simple proximity sensor circuit which shows proximity of an object by LED bar graph. Also, you will see two other simple proximity… Read More »3 Simple IR Proximity Sensor Circuits with Working & Applications

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