The post explains how to make an electronic stethoscope amplifier circuit for enabling a loud audible reproduction of the heart beats which is being diagnosed. The article also reveals how […]
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Best 3 MPPT Solar Charge Controller Circuits for Efficient Battery Charging
An MPPT as we all know refers to maximum power point tracking which is typically associated with solar panels for optimizing their outputs with maximum efficiency. In this post we […]
3 Easy Capacitive Proximity Sensor Circuits Explored
In this post we comprehensively discuss a 3 basic proximity sensor circuits with many application circuits and detailed features of the circuit. The first two capacitive proximity sensor circuits uses […]
LM317 with Outboard Current Boost Circuit
The popular LM317 voltage regulator IC is designed to deliver not more than 1.5 amps, however by adding an outboard current boost transistor to the circuit it becomes possible to […]
Bathroom Lamp Timer Circuit with Buzzer
The simple bathroom lamp timer circuit features a delay OFF timer which switches OFF the triggered lamp after a set predetermined time delay, additionally the circuit also includes a delay […]
220V Dual Alternate Lamp Flasher Circuit
This is a mains operated transformerless flasher circuit that can be used for alternately switching a couple of CFL or similar 220V/120V lamp to produce a decorative lighting effect. Circuit […]