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4-ohm coils
in series
Combination Series and Parallel:
Example :
Series: The voice coils of each Dual 4-ohm speaker to yield 8-ohm speakers.
R1 + R2 = 4 + 4 = 8 ohms (for each speaker)
THEN
Parallel: These two 8 ohm speaker to yield 4-ohm system total.
1
=
1
=
1 + 1
1 + 1
0.25
R1
R2
8
8
4-ohm coils
in Paral l el
Combination Parallel and Parallel:
Example :
Parallel: The voice coils of each Dual 4-ohm speaker to yield 2-ohm speakers.
1
=
1
=
1 + 1
1 + 1
R1
R2
4
4
THEN
Parallel: These two 2 ohm speaker to yield 1-ohm system total.
1
=
1
=
1 + 1+
1 + 1
R1
R2
2
2
4
4
Dual
Dual
4-ohm coils
in series
4
4
1
=
4
ohms
44
Dual
Dual
4-ohm coils
in Paral l el
44
1
=
2
Ohms (for each speaker)
0.5
1
=
1
Ohm
1
Amplifier
Amplifier
14
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