RFTECH Support

Woofer WiringWizard

Determine what amplifier to use with your subwoofer system. Select your Woofer Quantity and Woofer Impedance to determine available wiring configurations. The resulting impedance load will help you determine a compatible amplifier.

Woofer Quantity
Woofer Impedance Woofer Voice Coil Types

Speaker Polarity
Your woofer may use one of the following to identify (+/-) terminals.
Positive +
Red Post
Purple (4Ω)
Red (8Ω)
Negative -
Black Post
No Dot
No Dot