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Friday, May 5, 2023

on video 1 km FM transmitter circuit diagram, fm transmitter circuit


 

This circuit is for educational purposes only and I take no responsibility for the misbehavior of this circuit. This is only for how radio transmitters and receivers work and not for personal use and when designing one should review the regulations and laws of the country you live in regarding the licensing of these circuits.

License to use Electro-Bidouilleur's creations:

This is a simple FM transmitter, with great range, being able to reach more than 2.5 km of distance, using a suitable antenna, powered by a power supply or a 12Vdc battery.


Easy, Simple and best FM transmitter circuit for homemade mini radio station

  Homemade FM Transmitter circuit diagram

This simple and easy FM transmitter circuit can transmit the input signal gets from the microphone up to the 500-meter range area. Two NPN transistors and some discrete components are used in the circuit.


You can use 3v to 12v DC power supply for this circuit. At low voltage, the range of this transmitter will be shorter. At high voltage range will also be increased.


In this FM transmitter, there is no variable capacitor are used for tuning by the change of capacitance, So the frequency will remain constant if the input power supply does not fluctuate. This is a simple circuit and can easily construct at any general-purpose Vero board or PCB board. For more stability of frequency don't use ac adapter, use the only battery and all connections should be insulated from external touch. Use only the Battery to give the power supply to stable operation of the circuit. Condenser mic hs polarity so check the polarity before connection.


 

This circuit is for educational purposes only and I take no responsibility for the misbehavior of this circuit. This is only for how radio transmitters and receivers work and not for personal use and when designing one should review the regulations and laws of the country you live in regarding the licensing of these circuits.

License to use Electro-Bidouilleur's creations:

This is a simple FM transmitter, with great range, being able to reach more than 2.5 km of distance, using a suitable antenna, powered by a power supply or a 12Vdc battery.


Easy, Simple and best FM transmitter circuit for homemade mini radio station

  Homemade FM Transmitter circuit diagram

This simple and easy FM transmitter circuit can transmit the input signal gets from the microphone up to the 500-meter range area. Two NPN transistors and some discrete components are used in the circuit.


You can use 3v to 12v DC power supply for this circuit. At low voltage, the range of this transmitter will be shorter. At high voltage range will also be increased.


In this FM transmitter, there is no variable capacitor are used for tuning by the change of capacitance, So the frequency will remain constant if the input power supply does not fluctuate. This is a simple circuit and can easily construct at any general-purpose Vero board or PCB board. For more stability of frequency don't use ac adapter, use the only battery and all connections should be insulated from external touch. Use only the Battery to give the power supply to stable operation of the circuit. Condenser mic hs polarity so check the polarity before connection.

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