Orion Car Audio HCCA 15.2 - Manual (Page 9)

9
Parallel—One Speaker (dual 4 ohm voice coils)
One dual 4 ohm voice coil woofer with voice coils in parallel results in a 2 ohm load
to the amplifier.
1. Connect the speaker in parallel by connecting the two positive (+) terminals
together and the two negative (-) terminals together.
2. Wire both positive (+) terminals of the woofer to the positive (+) terminal on the
amplifier. Wire both negative (-) terminals of the woofer to the negative (-) terminal
on the amplifier.
4 ohm 4 ohm
+ +
- -
+
-