Meters & Detectors Archives | Page 11 of 13

Simple Frequency meter circuit using CA3140 555

Cheap frequency meter circuit using 555 and CA3140

The electronics are still used to use a frequency generator circuit beuause It is important. And are used a lot in electronic circuits, both sine, square wave and more. In…

Meters & Detectors

Simple LED voltmeter circuit using LM3914

This is Simple LED voltmeter circuit using LM3914, can measure any volts 1.2V to 1200V on 3 range with 10 LED display easy to look and use 9V battery

Meters & Detectors Basic Electronics

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 [...]

Meters & Detectors

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

Meters & Detectors

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 [...]