CD4017 Voice-Activated LED DIY Soldering Kit – 10 Color LEDs
CD4017 Voice-Activated LED DIY Soldering Kit – 10 Color LEDs
CD4017 Voice-Activated Colorful LED Rotating Light DIY Soldering Kit
Build your own mesmerizing sound-reactive LED light show with this CD4017 DIY electronic soldering kit! Designed for electronics hobbyists, students, and makers, this kit lets you assemble a fully functional circuit board that uses sound input to drive 10 colorful LEDs in a flowing, sequential pattern. It's a hands-on way to explore counters, frequency dividers, and lantern controllers — all in one entertaining project.
Please Note: This kit is intended for individuals with prior circuit assembly and soldering experience. We guarantee all components are in good condition prior to shipment. Successful assembly depends on the builder's skill and experience with electronics. Please read all instructions carefully before beginning.
Key Specifications
- Core IC: CD4017 decade counter
- LED Count: 10 colorful LEDs in flowing/rotating sequence
- Circuit Board: 1.6mm thick, 48mm diameter
- Supply Voltage: 5V DC
- Activation: Voice / sound activated control
- Condition: Brand new components
- High-Concern Chemicals: None
- Made in Mainland China
What You'll Learn & Build
- Understand how the CD4017 decade counter IC works in real-world applications
- Practice essential soldering and circuit assembly techniques
- Explore sound/voice-activated trigger circuits
- Create a flowing LED "running light" display controlled by audio input
- Learn about frequency dividers and sequential LED lantern controllers
Who Is This Kit For?
This kit is ideal for electronics enthusiasts, hobbyists, STEM students, and anyone looking to sharpen their PCB soldering skills. It makes a great weekend project or educational exercise. Prior soldering and circuit experience is required.
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Frequently Asked Questions
Q: What skill level is required to assemble this CD4017 LED soldering kit?
A: This DIY electronic kit is designed for builders who already have basic to intermediate experience with circuit assembly and soldering. If you are new to soldering, we recommend practicing on a simpler kit first. The CD4017 LED kit includes a schematic to guide assembly, but some prior knowledge of electronic components is expected.
Q: What power supply do I need for this voice-activated LED kit?
A: The completed circuit runs on 5V DC power, making it compatible with standard USB power sources or a 5V DC adapter. Ensure your power supply can deliver stable 5V before powering on the assembled board.
Q: How does the voice-activated feature work on this LED kit?
A: The circuit board includes a sound-sensitive input that detects audio signals (such as clapping or speaking). Each sound trigger advances the CD4017 counter IC, causing the 10 LEDs to light up sequentially in a colorful rotating/flowing pattern — a vivid, hands-on demonstration of how a decade counter works.