Jan 2, 2026 · All the FM transmitter circuits presented below are significantly powerful, hard to trace in their hidden positions, and equipped for grasping even the weakest of whispers in the vicinity.

First we generate a square wave (carrier signal) using the SN7413 NAND gate chip (shown in the first figure above), then we change the frequency of this carrier signal according to the sound wave (this …

This article provides a detailed circuit diagram for a radio transmitter, including all the necessary components and connections. It also explains the functioning of each component and provides …

Dec 18, 2024 · Build a compact FM transmitter to experiment with RF circuits. With this circuit, you will be able to transmit your voice over short distances using basic components.

This article shows you how to build a very simple FM transmitter from thirteen components, a Printed Circuit Board (PCB) and a 9v battery. This project was designed to be mounted on a PCB, however …

Learn how AM and FM radio circuits work while building useful radio receiver and transmitter projects following our step-by-step guides.

Jun 6, 2025 · When integrated with a loudspeaker and an amplifier (for example an LM386 amplifier), this simple FM radio circuit could very easily be constructed into a extremely sleek and stylish pocket …

How to build an FM transmitter circuit. A complete build from beginning to end including all parts, components and tools needed for this mini FM transmitter....

Oct 30, 2020 · In this tutorial, I will be sharing how you can build your own simple FM transmitter circuit with a long range transmission which can transmit upto 10KM.

Explore a detailed circuit diagram for a radio transmitter and learn how it works. Find step-by-step instructions and helpful tips.