SarKITeffects

 Hello friends Please subscribe now my youtube channel circuiteffects project and circuiteffects repair Today videos DIY variable Lab Bench power supply || how to make dc power supply machine for mobile phone Use parts 1 . 5A 20v-20v transformers 2.  Digital voltage ⚡ and Ameter   3. step down buck converter 4. 47k volume control 5. 22k volume control 6. CPU 12dc fan 7. Wire high quality used 8. Power output connector and battery connector 9. Soldering iron 10. Soldier wire 11. CPU bad  power supply  Complete Circuite diagram   Thanks for watching videos 😊

   Hello friend,s  Please subscribe now YouTube channel circuiteffects  Today video  Circuit diagram VU meter pixel LED code Link youtube  Arduino uno  Pixel led VU meter  Thanks for watching  

  Hello friend,s  Please subscribe now YouTube channel circuiteffects  Today video  Circuit diagram VU meter pixel LED code Link 👇 https://drive.google.com/file/d/18eyxQSXIzMeeHiz2V9CHOq3Qzu13olD-/view?usp=drivesdk Arduino uno  Pixel led VU meter  Thanks for watching