elektronik

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5y
Make Your Own 9V Battery-Powered USB Charger
Battery-based USB chargers are pretty cheap, but it's always cheaper and more fun to make your own. The basic concept is a battery that powers a USB port so that you can juice up your gadgets.
Simple Basic LED Circuit
Simple Basic LED Circuit | Circuit Diagram
Picture of Circuit Diagram for a 9v Portable power bank for phone. _ga- Instructables are tutorials on just about anything; dessert to 3d printing...
PNP Transistor 2N3906G as a Switch
PNP Transistor 2N3906G as a Switch | IamTechnical.com
How to illuminate 10 LEDs on a 9v Battery
How to illuminate 10 LEDs on a 9v Battery Electrical Info PICS
Day Night Activated Triac Switch Circuit
day night automatic triac switch circuit
How to make automatic cut off charger battery 12V circuit at home
automatic cut off charger circuit
Inverter Mini / Joule thief 4 TRANSISTOR DC 3.7v - 7.5v ke AC 220v
SKEMA RANGKAIAN JOULE THIEF / INVERTER MINI DENGAN 4 TRANSISTOR Ok , kita mulai ya .. Kali ini sayaaau share tutorial membuat ...
Alimentation ultra simple pour ampli audio - Astuces Pratiques
alimentation ultra simple pour ampli audio 2
12v Automatic Charger (Auto Cut OFF)
what is auto cut off battery charger?some off charger maybe can't stop charging when the battery is fully charged.