STEP DOWN TRANSFORMER: HOW TO IDENTIFY PRIMARY AND SECONDARY WINDING
6:26
Three Simple Ways to Find the Primary and Secondary of a Transformer
15:08
HOW TO IDENTIFY COMMON, FORWARD, & REVERSE CONNECTION?
20:35
Paano alamin ang transformer kung ito ba ay 110v or 220v Primary & secondary.?
12:30
TUTORIAL: Transformer, Anong Capacitor Ang Dapat Gamitin
17:09
Tamang pag Test ng MOSFET
41:51
Paano Gumamit Ng Analog Tester At Magtesting Ng Mga Piyesa (English Subtitle)
11:17
12v charger from UPS transformer, 12v Battery charger homemade with auto cut off
10:24