DIY Electronic Dice – Using 555 timer and LEDs to simulate a dice throw.
DIY Electronic Dice – Using 555 timer and LEDs to simulate a dice throw.
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Wireless Electricity Transfer Project – Coils and capacitors used to transfer power wirelessly.
Wireless Electricity Transfer Project – Coils and capacitors used to transfer power wirelessly.
🔋 DIY Mini Power Bank – Pocket-Sized Backup Made at Home
🔋 DIY Mini Power Bank – Pocket-Sized Backup Made at Home Running out of battery while on the go? Build your own mini power bank using simple, low-cost parts. It’s a great beginner electronics project and a handy gadget for emergencies. 🧾 Components Used Component Function 18650 Li-ion Cell (1x) Power storage (2000–3000mAh) TP4056 Charging Module Recharges the battery safely Step-Up Module (MT3608) Boosts 3.7V to USB 5V output USB Output Port Connect phone or device On/Off Switch (optional) Power control Small Box / Enclosure Holds everything inside ⚙️ How It Works The TP4056 module charges the 18650 cell via Micro USB. The MT3608 boost converter converts 3.7V from the battery to 5V USB output. Plug in any USB device (mobile, fan, light) to charge or power. 📐 Simple Circuit Flow scss Copy Edit [Micro USB] → TP4056 → 18650 Battery → MT3608 → USB Output ( 5 V) ✅ Features Compact size – fits in pocket or keychain 5V USB output for charging phones, ...
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