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Hi,
I have three things connected to AC power in my room, a fluorescent lamp , my PC, and **broken link removed** connected to CFL bulb.
The strange thing is when i switch on the fluorescent lamp the speakers of the PC produce a popping sound,and if the PC was a sleep it turns on, and the CFL...
I have a cellphone charger that I'm not using so i decided to take it apart.
the circuit inside it wasn't what i was expected like ac dc converters that i've seen before
it has 6 terminal transformer(4 input and 2 output), and before that it has a small circuit which I can't understand.
Could...
I have a transformer 220 to 12 0 12 , and 150 mA as maximum output rating.
So I need to know what is the input current it will draw from the source If I need an output of just 10 mA,
and if I'm not connecting any thing to the output of the transformer (open circuit), what is the current it will...
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