2 Ohm vs 4 Ohm Explained

These two types of resistors are commonly used in audio applications, such as amplifiers, speakers or subwoofers.   The 2-ohm and 4-ohm versions can be matched to each other and used interchangeably to create the same circuit. 

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Wire Amperage Chart Explained

The power supply for many electronics devices is provided by the 12V line voltage. The amount of power you can draw from the 12V line with a given wire amperage will depend on the wire amperage you are using. You can read more about power supply requirements for specific devices in our wire amperage chart. Read more.

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