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Learn how to make a soldering iron that heats up instantly, extremely powerful and best of all 100% homemade with scrap. ⏩ https://www.pcbway.es/?from=Channel+X... 10 PCBs for just $5, High Quality PCBs Materials: 1 - transformer 1 - wire with plug 1 - 50 cm copper pipe (refrigerator or air conditioning) 1 - Screw, washers and nuts - Crepe tape, tin - wood (pine is easier to work with) Homemade Dimmer: • HOW TO MAKE A SUPER POWERFUL DIMMER 8.... *By watching today's video you will learn step by step how to disassemble and assemble a transformer, how to wind the secondary to obtain the desired voltage or current. Using pine wood, we will cut a cable and adapt the on and off button, which transformer to use? how to identify which wires are from the 127 or 220V winding, how to measure resistance with the multimeter. CELL PHONE REPAIR AND MAINTENANCE COURSE: Link: https://hotm.art/JNNPRyo