Modern technology opens up many opportunities for those who want to develop their skills in electronics. One such tool is the RDA5807 DIY FM receiver that works in the 87MHz-108MHz range. This kit not only allows you to create your own radio receiver, but also helps you understand the principles of electronic circuits.
Features of the electronic kit
- Frequency Range of the Radio Receiver: 87MHz-108MHz.
- Power Supply: Operates on a 18650 battery (not included in the kit).
- Charging Function: Supports battery charging.
- Dimensions After Assembly: 170×110×60mm.
- Casing: Does not require a case and is used without one.
Radio Receiver Circuit Diagram
Assembly Process of the Radio Receiver
The kit is designed for self-assembly, making it ideal for learning and honing soldering skills. It includes all the necessary components, a printed circuit board, and a schematic. The assembly process is straightforward, though some may find soldering the SMD RDA5807 microchip a bit challenging. Components are spaced widely apart, so soldering is generally trouble-free. The radio receiver does not require additional tuning after assembly.
Appearance of the Radio Receiver After Assembly
*Disadvantages
- Battery Not Included: You need to purchase it separately.
- Noise When Receiving Distant Stations: Attempting to tune into distant radio stations results in noise and interference, affecting sound quality.
- Lack of Overcharge Protection: It appears that the device's circuit does not include built-in overcharge protection for the battery. Therefore, it's advisable to use a 18650 battery with built-in protection to prevent possible damage and ensure safe operation.
Video of the Assembly Process and Testing the Radio Receiver
Conclusion
This FM radio receiver using the RDA5807 chip is an excellent choice for electronics and radio technology enthusiasts. It combines educational potential with practical usefulness. Despite minor challenges associated with the assembly process, the end result justifies the effort, providing the user with a functional and convenient radio receiver.
The electronic kit can be purchased on the manufacturer's website - ICStation.
Date: 18.09.2024