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Series/Parallel - Three Speakers (dual 4 ohm voice coils)
Note: Verify and ensure that the woofer wiring is connected as shown with
the negative connection from the first woofer coil connected to the positive
connection of the second woofer coil.
Three dual 4 ohm voice coil woofer with voice coils of each woofer wired in series and
then parallel the three woofers for a resulting 2.67 ohm load to the amplifier.
4 ohm
4 ohm
+
+
-
-
4 ohm
4 ohm
+
+
-
-
4 ohm
4 ohm
+
+
-
-
+
-
Figure 7
Figura 7
Abbildung 7
1. Connect each woofer in series by connecting the negative (-) of the first coil to the
positive (+) terminal of the second coil.
2. Wire the positive (+) terminal of each woofer’s first coil to the positive (+) terminal
on the amplifier. Wire the negative (-) terminal of each woofer’s second coil to the
negative (-) terminal on the amplifier.
