Simple DIY power supply + thermal drift compensation
27:06
DIY transformer/inductor tester
19:28
Building a Sleep Lamp (blue-free circadian LED)
27:38
Old bench power supply restoration (AUL210 from 1983)
22:06
Универсальный импульсный блок питания на IR2155 (IR2153) со стабилизацией
28:17
valve amplifier PL83 tube rebuilt
12:57
ATX conversion to bench power supply (fixed & variable)
8:58
cómo hacer inversor simple 4500W, onda sinusoidal, 8 mosfet, IRFz 44n, jlcpcb
15:40