Choose The Correct Speaker Cable

Here’s How To Choose The Correct Speaker Cable

You’ll need this information

1 Speaker Impedance Get this from the speaker(s)
2 Cable Length A quick estimate is fine
3 Connector On Speaker Click here for more info
4 Connector on Amplifier Click here for more info

Once you have this information, you can use this handy chart to calculate the proper size speaker cable

Wire Size 2 Ohms 4 Ohms 8 Ohms
22 Gauge 3 Feet 6 Feet 12 Feet
20 Gauge 5 Feet 10 Feet 20 Feet
18 Gauge 8 Feet 16 Feet 32 Feet
16 Gauge 12 Feet 24 Feet 48 Feet
14 Gauge 20 Feet 40 Feet 80 Feet*
12 Gauge 30 Feet 60 Feet* 120 Feet*
10 Gauge 50 Feet 100 Feet* 200 Feet*

*Cable lengths more than 50 feet should be avoided even if the cable size is adequate, as the ability of wire to transfer high frequency sound is diminished regardless of the cable gauge. Best performance is achieved by moving the amplifier(s) closer to the speakers in order to reduce the speaker cable length is your source for pro quality speaker and audio cables.
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Harrison Bros. Inc.
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