Designing a DIY Precision Milliohmmeter Circuit
Let’s design a milliohmmeter circuit to measure low resistance values. It allows us to learn about basic electronics by designing circuit. Read more
Meters & Detectors
Include: Volt meters :: Sound level meter :: Analog vu meter :: Soil moisture meter :: Digital meter circuit diagram :: Temperature measurements :: Electronic measurement tools :: Frequency meters :: Best battery tester :: Transistor tester project
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ICL7106 Analog-to-Digital Converter with Meter Circuit
Let’s learn about the ICL7106 3½ digit A/D converter with LCD driver pinout and features, then use it to build simple digital meter circuit. Read more
LED VU Meter Circuit Using Transistors or IC
Here are some LED VU meter circuit using transistors or ICs with PCB. They show the signal amplitude from an amplifier using 4 to 40 LEDs. Read more
Simple Level Voltage Detector Circuit Using LM741
We will be talking about the simple voltage level detector circuit. Its main purpose is to detect if the voltage rises above a certain point. Read more
Solar Plant Watering Alarm Circuit
Let’s make a simple plant watering alarm circuit that sounds alarms when the soil is dry. It’s powered by a self-sustainable 6V solar cell. Read more