2
+
2
Ohm
4
+
4
Ohm
8
Ohm
4
Ohm
The subwoofer has
two voice coils.
1+1
Ohm
2
Ohm
2+2
Ohm
4+4
Ohm
2
Ohm
1
Ohm
1+1
Ohm
0,5
Ohm
The minimum permissible resistance at the output of the amplifier is 1 ohm. Use these formulas to calculate the
resistance of various types of connection.
4 . C O N N E C T I O N M E T H O D S
S E R I E S C O N N E C T I O N
PA R A L L E L C O N N E C T I O N
S C H E M E S O F E N A B L I N G T H E L O A D O F T H E S U B W O O F E R
V O I C E C O I L 1 + 1 , 2 + 2 , 4 + 4 O h m
O N E S U B W O O F E R , C O I L S I N S E R I E S .
O N E S U B W O O F E R , C O I L S I N P A R A L L E L
Voice coil
Total impedance
Voice coil
Total impedance
To t a l r e s i s t a n c e =
Ω
S u b 1 +
Ω
S u b 2 +
Ω
S u b 3 . . .
Ω
S u b 1 +
Ω
S u b 2 +
Ω
S u b 3 . . .
To t a l r e s i s t a n c e =
1
1
1
1
4
. . .
. . .
2
+
2
Ohm
4
+
4
Ohm
4
Ohm
2
Ohm
1+1
Ohm
1
Ohm
Voice coil
Total impedance
S U B W O O F E R I N S E R I E S , C O I L S I N P A R A L L E L
EN
2+2
1+1
4+4