Radio assembly kit, frequency modulation circuit board, microcontroller, DIY, electronics production, soldering practice, bulk parts

Features: 1. Using the STC15W chip as the main control chip, the RDA5807S radio module is applied, resulting in a global frequency modulation reception band compatibility of 87 to 108 MHz, with the advantages of noise suppression, soft muting, bass enhancement, high sensitivity, low noise, and strong interference resistance. 2. The power amplifier section adopts a TDA2822 power amplifier integrated circuit, which features a simple circuit, high sound quality, and a wide voltage range. 3. Supports two power supplies (5V USB power or 2 AA batteries). 4. Highly sensitive antenna, strong anti-interference capability, supports automatic station search. 5. Supports 3.5mm headphone connection. 6. Digital tube display, you can clearly see the frequency at a glance. 7. With the power switch, eliminate the hassle of frequent disconnections. 8. The parts are shipped loose and require self-soldering; easy to solder, high soldering success rate, fulfilling the dream of building your own radio. 9. Wide range of uses, suitable for schools, researchers, hobbyists, students in training, and practical skills. 10. Optional case: lightweight and compact, exquisite acrylic case, crystal clear, finely finished. Specifications: Using the STC15W chip as the main control chip, the RDA5807S radio module is applied, resulting in overall frequency modulation reception band compatibility of 87 to 108 MHz, with the advantages of noise cancellation, soft muting, bass enhancement, high sensitivity, low noise, and strong interference resistance. The power amplifier section uses a TDA2822 power amplifier integrated circuit, which features a simple circuit, high sound quality, and a wide voltage range. It supports two power supplies (5V USB power or two AA batteries). Features: Using the STC15W chip as the main control chip, the RDA5807S radio module is employed, resulting in a global frequency modulation (FM) reception band compatibility of 87 to 108 MHz, with the advantages of noise suppression, soft muting, bass enhancement, high sensitivity, low noise, and strong interference resistance. The power amplifier section uses a TDA2822 power amplifier integrated circuit, which features a simple circuit, high sound quality, and a wide voltage range. It supports two power supplies (5V USB power or two AA batteries). Highly sensitive antenna with strong anti-interference capability, supports automatic station search. Supports 3.5mm headphone jack. Digital tube display allows you to clearly see the frequency at a glance. High soldering success rate, making it possible to realize your dream of building your own radio. Wide range of uses, suitable for schools, researchers, hobbyists, and students developing practical skills. or 2 * Battery power supplies #5 Voltage: 5V/3V (dual power supplies) Output power: 0.5W Frequency range: 87-108MHz Speaker: 1/2W 8R speaker Package size: 120*80*30mm / 4.72*3.15*1.18in Package weight: Without case: 66g / 2.33oz With case: 130g / 4.59oz Packing list: 1 * Radio assembly kit Package: 1 * Radio assembly kit