DIY Backlight/LED Tester from LED tube

12:31 Basic resistor calculation for constant current output 17:37 Wiring and Boxing 19:04 Shoutout 21:34 Testing Kuryente part1 -    • part1 KURYENTE - Ano ang Line to line at l...   part2 -    • part2 KURYENTE - GFCI/RCD malaking tulong ...   part3 -    • part3 KURYENTE - GFCI/RCD paano ito i-test   Please don't forget to Like and Subscribe po :) Comments and Suggestions are welcome. Please check my other videos : ) AC power inverters. Pure Sine Wave vs Modified Square Wave?    • AC power inverters. Pure Sine Wave vs Modi...   SCR - How to test using an Analog multimeter only.    • SCR - How to test using an Analog multimet...   RIDEN RD6006 POWER SUPPLY MODULE    • RIDEN RD6006 POWER SUPPLY MODULE   Thyristor - What are SCR, Triac, Diac and how to test (tagalog)    • Thyristor - What are SCR, Triac, Diac and ...   Hantek 6022BE Oscilloscope - Unboxing and basic reviews.    • Hantek 6022BE Oscilloscope - Unboxing and ...   UNI-T UT210D - AC/DC Clamp Meter Review and testing.    • UNI-T UT210D - AC/DC Clamp Meter Review an...   SONOFF - Remotely monitor and turn ON and OFF your equipments    • SONOFF - Remotely turn ON and OFF and moni...   OPTO-ISOLATOR - Basic details and How to test    • OPTO-ISOLATOR - Basic details and How to test   Zener Diode - details and how to test. (Tagalog)    • Zener Diode - details and how to test. (Ta...   Save your components from accidental short circuit.(series with 30~200 watts lamp)    • Save your components from accidental short...   BJT vs MOSFET vs IGBT differences and how to test accurately.    • BJT vs MOSFET vs IGBT differences and how ...   Disclaimer: This video is not sponsored. I'm simply documenting my projects for informational purposes, this video is not an instruction. I assume no responsibility or liability for such damage or injury. Mains voltage is dangerous, any action you take upon the information on this channel is strictly at your own risk and responsibility. #LEDtester #Backlight #DIYtester