nametc3

help me! I have power suply DC 220V in Electronic station and disconetor with group but now fault group , help me detector at group fault DC +220V but not off power suply

Yes, thank Audioguru I want to convert LED 7-segment to LCD 7-segment digits I don't know electronic circuit, but my display meter have 4 LED and not automatic point help me circuit to convert

Hi ! help me ! I have a display metter by LED . I want to change display to LCD. Because I work outdoor so I can't see it.

thank But I want have diagram source fixed current 100A DC, help me

I want measure resistance about micro ohm, by mV metter drop on resistance

I need design a fixed current power supply DC 100A, about 200W, help me thank you !

Thank Ante ! but I want to make a high-voltage rectifier . help me ?

Hi ! I want design circuit converse High voltage AC to DC, about 50KV ac . Help me.