Description
🛠️ DIY Kit 51 Single Chip Microcomputer – Complete Soldering Kit
What This Kit Offers
The DIY Kit 51 Single Chip Microcomputer Homemade Digital Tube Calculator is more than just a project—it’s a full learning experience. Whether you’re a beginner in electronics or a hobbyist looking for your next challenge, this kit gives you the chance to explore microcontrollers, LED displays, and real-world soldering.
As a result, you not only learn valuable technical skills but also create a practical device. In addition, building the kit provides a strong foundation for future electronics projects.
Product Highlights
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📐 Project No.: HU-054
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🔧 Assembly Method: Electric soldering iron required
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🔌 Power Options: USB 5V or CR2032 button battery (⚠️ not simultaneously)
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⚡ Voltage: >2.8V | Current: 12mA (working) / <1mA (sleep)
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📏 PCB Size: 113×78mm (±2mm tolerance)
Furthermore, the calculator offers dual functionality. It allows you to perform standard calculations and convert resistor color codes. Therefore, it works as both a learning tool and a useful gadget.
Included Components (BOM)
This kit includes all essential components you need:
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In-line Monolith Capacitor 105 (C1) ×1
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1220# Button Battery Holder (BT1) ×1
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Tactile Switches (KEY1–KEY17) ×17
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Android Charging Port (P1) ×1
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3-Digit Digital Tubes (red, P4 & P5) ×2
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STC MCU DIP28 (U1) ×1
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IC Socket 28P (U1) ×1
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CR2032 Button Battery (3V) ×1
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Key Caps with Transparent Covers ×17
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Plastic Shell Enclosure ×1
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Screw Pack ×1
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Circuit Board (PCB) ×1
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Key Stickers Set ×1
Because everything is included, you don’t need to buy extra parts. Instead, you can immediately focus on the fun of assembling and soldering.
Why Choose This Kit?
Unlike pre-assembled gadgets, this DIY kit puts learning in your hands. You will practice soldering, understand microcontrollers, and explore how circuits work. In addition, you’ll complete a project that results in a fully functional calculator.
Therefore, it is well-suited for classrooms, makerspaces, and personal STEM projects. With this kit, you gain both knowledge and a product you can actually use.
✔️ Perfect for DIY soldering practice
✔️ Excellent for STEM learning and maker projects
✔️ All components included – no need for extra purchases
Shipping & Delivery
We ship worldwide with reliable and fast delivery. For example, the US takes 7–12 days, while Germany is quicker at 6–10 days. On the other hand, delivery to Australia may take up to 15 days.
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US: 7–12 days
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GB: 8–13 days
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DE: 6–10 days
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AU: 8–15 days
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CA: 7–12 days
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JP: 4–7 days
As you can see, most customers receive their order within two weeks.
Learn More & Resources
If you’d like to explore further, check out these trusted resources:
By following these resources, you can continue improving your electronics knowledge beyond this project.
Instruction Manual
📘 Step-by-step soldering and assembly instructions are available in the Instruction Manual PDF: [Download Here] (also yo can download it from “Attachment” section ).
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