HU-017A FM Radio DIY Kit 87–108MHz LED Display | 0.5W Output

Build Your Own FM Radio with the HU-017A Multifunction DIY Kit

The HU-017A Multifunction FM Radio DIY Kit is a hands-on electronics project for hobbyists, students, and makers who want to assemble a fully functional FM radio from scratch. Powered by the STC15W main control chip and the RDA5807S radio module, this kit delivers excellent FM reception across the full 87–108 MHz global FM band — making it compatible with stations worldwide.

Whether you're learning electronics, expanding your DIY skill set, or building a custom audio project, this kit offers a rewarding hands-on experience with professional-grade components. Made in Mainland China.

Key Features

• Wide FM Band Coverage: Receives the full 87–108 MHz global FM spectrum for worldwide compatibility
• RDA5807S Radio Module: Features built-in noise elimination, soft mute, bass enhancement, high sensitivity, low noise, and strong anti-interference performance
• TDA2822 Power Amplifier IC: Simple circuit design with excellent sound quality and wide operating voltage range
• LED Digital Display: Clear, easy-to-read digital display for frequency and volume monitoring
• Adjustable Volume Control: Fine-tune audio output to your preference
• Dual Power Supply Support: Operates on USB 5V power OR two AA (5th) batteries — power supply mode is optional and selectable
• Power Supply Voltage: 5V (USB) / 3V (dual AA batteries)
• Output Power: 0.5W into a 1/2W 8Ω speaker
• SMD Package Components: Compact, modern surface-mount design

Technical Specifications

• Main Control Chip: STC15W
• Radio Module: RDA5807S
• Amplifier IC: TDA2822
• Frequency Range: 87–108 MHz (FM)
• Power Supply: USB 5V or 3V (2× AA batteries)
• Output Power: 0.5W
• Speaker Compatibility: 8Ω, 1/2W speaker
• Display: LED Digital Display
• Country of Origin: Made in Mainland China

Great For

• Electronics hobbyists and DIY enthusiasts
• STEM education and electronics learning projects
• Prototyping custom FM radio or speaker applications
• Maker spaces and hands-on workshop projects

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Frequently Asked Questions

Q: What power supply options does the HU-017A FM Radio DIY Kit support?

A: The HU-017A supports dual power supply modes — you can power it via a USB 5V supply (such as a phone charger or power bank) or with two AA (size 5) batteries providing 3V. The power supply mode is optional and selectable, making it flexible for both home and portable use.

Q: What FM frequency range does this DIY radio kit cover?

A: This kit covers the full 87–108 MHz global FM band, meaning it can receive FM radio stations from virtually any country. The RDA5807S module also includes noise elimination and soft mute features for a clean, clear listening experience.

Q: What speaker is compatible with the HU-017A kit?

A: The kit is designed to work with a 1/2W, 8-ohm (8Ω) speaker, with a maximum output power of 0.5W via the TDA2822 power amplifier integrated circuit. The speaker is typically sold separately unless otherwise specified in the package contents.

Q: Is this kit suitable for beginners in electronics?

A: The HU-017A is a great project for intermediate to advanced electronics hobbyists who are comfortable with soldering SMD (surface-mount device) components. It is also well-suited for STEM students or anyone looking to deepen their understanding of FM radio circuits and amplifier design.