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Amate Electroacústica,s.l.
5.APPENDIX.
POWER LOSSES (%) AND DAMPING FACTOR, RELATED TO WIRE LENGTH
AND SECTION
Wire
Section
2
length
(mm
)
(m)
0.75
1.50
1
2.50
4.00
0.75
1.50
5
2.50
4.00
0.75
1.75
10
2.50
4.00
0.75
1.50
20
2.50
4.00
0.75
1.50
50
2.50
4.00
(*) Referred to an amplifier with a Damping Factor of 200:1.
Wire sections under 2.50 mm
For fixed installations with 4 Ohms load, it is better to have one wire for each speaker
system. It is not advisable to bridge one cabinet to another.
NT Series.Version 1.2
Resistance
(Ohm)
8 Ohm 4 Ohm 2 Ohm
0.042
0.53%
0.025
0.31%
0.013
0.16%
0.008
0.10%
0.210
2.63%
0.125
1.56%
0.065
0.81%
0.040
0.50%
0.420
5.25% 10.50% 21.00%
0.250
3.13%
0.130
1.63%
0.080
1.00%
0.840
10.50% 21.00% 42.00%
0.500
6.25% 12.50% 25.00%
0.260
3.25%
0.160
2.00%
2.100
26.25% 52.50%
1.250
15.63% 31.25% 62.50%
0.650
8.13% 16.25% 32.50%
0.400
5.00% 10.00% 20.00%
2
are completely inadvisable.
Power losses
1.05%
2.10%
0.63%
1.25%
0.33%
0.65%
0.20%
0.40%
5.25%
10.5%
3.13%
6.25%
1.63%
3.25%
1.00%
2.00%
6.25% 12.50%
3.25%
6.50%
2.00%
4.00%
6.50% 13.00%
4.00%
8.00%
---
Damping losses(*)
8 Ohm
4 Ohm
98
49
123
62
151
75
167
83
32
16
48
24
76
38
100
50
17
9
28
14
47
24
67
33
9
5
15
7
27
13
40
20
4
2
6
3
12
6
18
9
Dec08
33
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