Below shows circuit diagram with animation of how to build a Ramp Signal Generator with 2N3904/2N3906 Transistors, resistors and capacitor. The following picture shows the ramp signal waveform on digital oscilloscope. How Ramp Signal Generator buil…
The 2N3904 transistor is humble, yet incredibly versatile bipolar transistor that can be used in RF projects like building oscillator for SSB AM transmitter. Often overlooked in favor of more specialized (and expensive) components, the 2N3904 truly…
Crystal oscillators are essential for generating stable frequency signals in applications like RF circuits and microcontroller clocking. This guide shows you how to build a simple Pierce crystal oscillator for reliable frequency output. Why Use a…
The behavior of an LC tank circuit, consisting of an inductor and a capacitor in parallel, is central to various electronic applications. When a DC supply is connected through a switch, energy is stored in the circuit. This stored energy oscillates …
Crystal oscillators are fundamental components in electronic circuits, valued for their ability to generate precise and stable oscillations. These oscillations are crucial in applications requiring accurate timing and frequency control, such as com…
In the realm of electronic circuits, multivibrators stand as fundamental building blocks, serving various purposes from signal generation to time-based applications. Among these, the astable multivibrator holds a significant place, showcasing a cont…
Oscillators are fundamental components in electronic circuits, producing periodic waveforms essential for numerous applications like clock generation, signal generation, and frequency synthesis. Among the various oscillator configurations, the Pier…
The Pierce oscillator is a stable variant of the Colpitts oscillator , commonly used as an RF oscillator in RF communication circuits. This blog post explores the working principle of the Pierce crystal oscillator and presents a modified version tha…
In electronic circuits, there are several ways to generate precise and stable oscillations. One of the most popular methods is the crystal oscillator. A crystal oscillator is an electronic circuit that uses the mechanical resonance of a piezoelectr…
A search coil can be used for metal detection and other application. Here it is shown how to build a search coil using Colpitts oscillator configuration. In colpitts oscillator, one inductor and two capacitors are used as the feedback circuit which …
