Electronics basics

This device is very helpful for everyhome, 12 volt battery charger auto cut off Circuit👉Volt meter-https://amzn.to/3KnxUdY👉 Relay - https://amzn.to/3wBgBAe...

Test: LM3914 12V Battery Monitor Circuit - Kiểm tra: Vi mạch LM3914 12V Battery This bar graph LED battery level indicator circuit is based on LM3914 monolithic IC from National Semiconductor that senses the voltage levels of the battery and drives the 10 light emitting diodes based on the voltage level that is detected. Parts List R1 56kΩ R2 18kΩ R3 3.9kΩ VR1 10k Preset D1 – D10 LED IC1 LM3914 To calibrate the circuit it must be connected to an adjustable regulated power supply. Connect an...

Alternating ON-OFF Switch #2 using transistors, electronic building kit

How to Make Battery Level Indicator DIY Circuit

A very simple darkness activated or night activated PIR lamp circuit project has been explained in the following article. Further in the article we also learn how to upgrade this […] The post Darkness Activated PIR Lamp Circuit appeared first on Homemade Circuit Projects.

How to Make Auto Battery Charger 4.8V Circuit Diagram

Tension variable / Variable volotage

Lead-acid batteries that remain unused for a long time will inevitably go bad. The self regulating battery charger circuit explained below is meant to keep

IC 7812 adalah sirkuit terpadu yang digunakan sebagai voltage regulator, mari kita ulas secara mendalam dengan berbagai rangkaian yang memungkinkan

Battery charger circuit with over charge protection. Solar charge controller. 6v solar charge controller.

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