SERIES & PARALLEL SPEAKER WIRING - HomeToys The formular for Series Wiring is: Znet=Z1+Z2+Z3. PARALLEL SPEAKER WIRING. Parallel circuits are the simplest electrical circuit to wire. Adding Speakers in parallel decreases the overall resistance of the circuit. Parallel Speaker Wiring combines all Speakers (+) positive Speaker leads together, and all (-) negative Speaker leads together. The Speaker Wiring Diagram And Connection Guide - The Home » How-to guide » The Speaker Wiring Diagram And Connection Guide – The Basics You some boxes were made to run 2 subwoofers in parallel for a 4,2, or 1 ohm load to the YES, if the 2-channel amp you bought has high-level (speaker-level) inputs you can run the speaker wiring signal to the 2 ch. amp for front channel use. RCA Speaker Wiring Configuration Diagrams | Eminence Speaker View our speaker wiring configuration diagrams to properly match speaker load with your amplifier’s output impedance to get maximum transfer of power. Support Wiring Diagrams. Wiring Configuration for 2 Speakers in Parallel : Two 4 ohm speakers = 2 ohm load Two 8 ohm speakers = 4 ohm load Series Parallel Speaker Impedance This is the wiring diagram for woofers with dual 2 ohm voice coils. This will give you a 2 ohm load. The voice coils of each individual speakers are wired in series. This gives each speaker an 4 ohm impedance. Wiring them in parallel will present the amp with a 2 ohm load.