diymore SMD SMT Soldering Practice Kit, CD4060 74HC138, 15 LED, DX-TP12

⚡ diymore SMD/SMT Soldering Practice Kit — CD4060 + 74HC138, 15 LEDs, DX-TP12

A full SMD soldering practice board by diymore featuring a CD4060 binary counter and 74HC138 decoder driving 15 LEDs — 7 flickering at different frequencies and 8 in a flowing light sequence. Double-sided fiberglass PCB, tin-plated solder pads, internationally standardized board. Great for training, competitions, and exams.

⚠️ DIY kit — components require soldering. No after-sales service once assembled. Soldering iron not included.

✅ Features

• Full SMD design — 15 LEDs visually confirm correct soldering!
• CD4060 + 74HC138 ICs — binary counting lights and 8-way flowing light effect!
• 76 components, 240 solder joints — ideal speed training volume!
• 8 component types — builds broad hands-on familiarity!
• 10 test points — facilitates fault diagnosis and testing!
• Can be repeatedly disassembled and re-soldered for extended practice!
• Includes WORD-format user manual for reference and modification!

📋 Specifications

• Brand: diymore (Model DX-TP12)
• Circuit voltage: 5V DC (4–6V range)
• Board size: 2.3×1.9 in (59×48mm)
• Board thickness: 1.6mm
• ICs: CD4060 (oscillator + binary counter), 74HC138 (3-to-8 decoder)
• LEDs: 7× 0805 SMD + 8× 3528 patch white LED
• Weight: 0.49 oz (14g)
• Origin: China

📦 Components Included

• 10× 0603 chip capacitors
• 10× 0603-4P chip resistor network
• 2× SOP packaged ICs (CD4060 + 74HC138)
• 7× 0805 SMD LEDs
• 15× 0805 chip resistors
• 10× 1206 chip resistors
• 14× 0603 chip resistors
• 8× 3528 patch white LEDs
• 1× double-sided PCB board
• Note: 2.54 test pins optional, not included

Component colors may vary by batch — does not affect function. DIY assembly requires basic electronics skills. No after-sales service after self-assembly.