LM3914 Datasheet Dot/Bar Display Driver | VU Meter Circuits
This LM3914 vu meter circuits, the VU meter kit, with the assembly various parts on their own or the style ready to use. Most of us are using the IC-LM3914 […] Read more
Learn Melody Tone generator circuits using HT82207 | UM3491| MM5837
This is the Melody and Music tone generator circuit which I think is useful for adding color in the electronic work is good, Can be applied to sound an alarm, or assembly electronic projects very well. An examples circuit that I suggest, is a switch for adjusting the sound more, it is not boring, these … Read more
Soil moisture detector circuits and automatic controller
Simple ideals of soil moisture detector circuit projects, can alarm with LED and buzzer, and controller as water for plants Read more
Make Solar AA Battery Charger Circuit Using TL497
Let’s build a small solar AA battery charger. In an era of expensive energy better. In an era that energy is more expensive every day. Alternative energy is a good solution, to solve immediate problems, or renewable energy to do the work well. Solar energy is an alternative that we can use another kind. For … Read more
3 Simple UPS circuits (Uninterruptible Power Supply) Diagram
The simple ups circuit diagram as small emergency backup battery systems, can apply a lot applications, when power go out it will backup power automatically […] Read more