LM3914 VU Meter Circuits with Dot/Bar Display & Datasheet
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
Measurement
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
Flyback transformer tester circuit using 2SC828
The Flyback transformer tester circuit of the televisions that the result is a simple, cheap to build. so easy to use with output high volts Flyback […] Read more
Changing ammeter scale 1mA to 100uA
Here is the changing ammeter scale 1mA to 100uA. If you want to measure a high current on low full scale meter. How do you do? In simple way you can do. Read more
4 Peak voltage tester circuits using op-amp and 723
If you want to check the peak voltage of the signal to change at any time. Measuring with a multimeter will not do it. We recommend this circuit. It may help you. Precision Peak voltage detector with a long memory time We use this circuit The op-amp IC number CA3140 is the main equipment, acts … Read more