Amperes
The
unit of measure for current or electrical "flow" through a
circuit. It is commonly abbreviated as "amp" and should
not be confused with the word "amplifier," which is also
commonly abbreviated as "amp."
Cable
Gauge Selection Chart
To
determine the approximate current draw (in amperes) of your
amplifier (or amplifiers), you must calculate first the total power
of each amp,If you have multiple amps, add up the total power
figures to arrive at a grand total. Next, double your grand total
power figure. Then, divide by 13.8.