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Simplest shortwave transmitter circuit ever

Updated - December 4, 2019 by Arnab

So, if you're looking for the the simplest and cheapest shortwave transmitter circuit, it's here. This transmitter is very low power and very stable as well, uses a readily available […]

Filed Under: FM/AM, Oscillator, Transmitter Tagged With: fm transmitter circuit, shortwave, transmitter circuit

What is dielectric resonator oscillator and it's application

Updated - September 2, 2018 by Arnab

A dielectric resonator oscillator is basically a high frequency oscillator, operates within a range of few tens of gigahertz. The main frequency determining component is piece of dielectric material, usually […]

Filed Under: Oscillator, Others Tagged With: DRO, oscillator

FM transmitter circuit using C9018 transistor

Updated - November 18, 2018 by Arnab

C9018 miniature FM transmitter circuit

FM transmitter circuit is a quite fun project for electronics beginners, so here's a circuit with the C9018 transistor. In a previous post I've wrote about a stable and simple […]

Filed Under: FM/AM, Oscillator Tagged With: fm transmitter circuit, fm transmitter circuit diagram

Stable miniature FM transmitter circuit

Updated - August 3, 2017 by Arnab

FM transmitter circuit projects are indeed quite popular among electronics hobbyists/students. But the frustrating part is most transmitters refuses to work at all, and secondly the internet is full of crappy […]

Filed Under: FM/AM, Oscillator Tagged With: fm receiver, fm receiver circuit, fm transmitter circuit, fm transmitter circuit diagram

Simplest Modified SineWave Inverter without Microcontroller

Updated - November 4, 2016 by Arup

There are basically three types of  Inverters in the market. These are, Squarewave Inverter Sinewave Inverter Modified Sinewave Inverter Waveform Comparison Most of the inverters in the market uses modified […]

Filed Under: Inverter, Oscillator

Inverter Oscillator Board using Flip Flops 74LS112

Updated - March 6, 2017 by Arup

  I’ve found this board in many inverters, and it works great with transistor type inverters. I have tested this kit with Mosfets, but the gate triggering was low, and […]

Filed Under: Inverter, Oscillator Tagged With: inverter, os, PSU

The simplest F.M transmitter ever made

Updated - January 23, 2017 by Arup

This is the most simple FM transmitter circuit diagram you can ever find. This circuit is really cool and cheap to build. This FM transmitter circuit runs at low voltage, […]

Filed Under: FM/AM, Oscillator, Transmitter Tagged With: fm receiver circuit, fm transmitter circuit, fm transmitter circuit diagram

CD4047 based Squarewave Inverter Oscillator

Updated - October 8, 2017 by Arup

This simple and cheap(but powerful) squarewave oscillator can give oscillation to any mosfet based inverter/ups. The circuit consists of one central I.C CD4047. I used HCF4047BE from ST microelectronics. This […]

Filed Under: Inverter, Oscillator Tagged With: 4047, inverter, oscillatro

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