Power Distributor

[eldene]

How important is a power distributor ,power adapter, power conditioner ,not sure what to call it?
Is it necessary ,or can one just plug straight into the wall socket ?
Is it possible to make your own DIY or is it better just to buy one?
Thank you

 

[croak]

 

[eldene]

 

[Marakasmalan]

 

[croak]

 

[Marakasmalan]

 

[Zola]

 

[Ampdog]

 

[eldene]