A microamp meter or microammeter is a device that allows the user to measure extremely small current levels, in microamps, which is normally not possible to measure using conventional multimeters. […]
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Field Strength Meter Circuit
A field strength meter is an electronic device which is used for detecting and measuring the RF radiation generated from any RF transmitter circuit. As we all know that transmitter […]
Intruder Alarm Circuit using Photodiodes
The post explains a simple infrared intruder alarm circuit using an IR transmitter and an IR receiver module. The transmitter and the receiver photo diodes used in the two modules […]
Robot Voice Generator Circuit
A robot voice generator circuit is a device which modifies a normal human voice into a typical robot like voice, that we normally come across in movies, or video games. […]
Simple 10 Watt Amplifier Circuits Explained
The post comprehensively explains 3 easy to build 10 watt power amplifier circuits, which can be built using discrete parts, such as resistors, transistors, and MOSFETs. The MOSFETs used in […]
Police/Ambulance Siren Circuit with Rotating Beacon Light
In this post we are going to learn how to construct a police, ambulance or a fire truck siren circuit using evergreen IC 555 timer and we will also learn […]