In this post I have explained 5 useful power supply failure indicator circuits which can be used to get an instant indication regarding an input power failure situation. This post includes the following 5 types power failure indicator circuits: Main Function The main function of the proposed power failure indicator circuits is to alert or […]
Circuits
High Efficiency Li-Ion LED Driver Circuits Explained
In this post I have explained a high efficiency 1.5 V to 4.2 V LED driver circuits which can be used with a standard Li-Ion battery for enhanced illumination, extended battery backup and long battery life. Main Features Using IC LT1932 The IC LT1932 is a fixed frequency step-up DC/DC converter intended to function as […]
Audio Clipper and Compressor Circuits Explained
In this article I have explained using circuit diagrams how a clipper and a compressor circuits work to processes an input audio signal as per the required output signal. What is an Audio Clipper An audio clipper circuit is basically used to alter or restrict the amplitude (volume) of an audio signal. There are mostly […]
Wideband Amplifier Circuits
This page discusses many types of wideband amplifier circuits. These amplifiers are utilized in a variety of high frequency applications in electronics. We’ll talk about how they operate and what makes them unique for specific RF circuit designs. A wideband amplifier is a circuit that boosts electronic signals over a wide range of frequencies, making […]
3 Useful Temperature Alarm Circuits Explained
In this post I have explained the working of 3 interesting and useful temperature alarm circuits through detailed circuit diagrams. A temperature alarm circuit is basically a device which is designed to detect a temperature threshold and sound an alarm as soon the temperature exceeds over, or drops below the desired temperature detection threshold. 1) […]
Constant Current Generator Circuits Explained
Constant current generators (CCGs), as the name suggests, are circuits designed to produce a steady load current regardless of significant fluctuations in load resistance or voltage levels. Basic Constant Current Generator Circuit Illustrated in Figure 1 is a basic example of such a circuit. In this configuration, Q1 operates in the common emitter mode. A […]