hi my frnd i need small help,how to calculate laod and cable size. Is there any standared values.

 

Have a look here: http://www.powerstream.com/Wire_Size.htm

 

Hello,

What kind of signal is used?
Is it DC, AC or even RF?

Here is a table for 12 Volts DC:
http://www.engineeringtoolbox.com/amps-wire-gauge-d_730.html

Bertus