12XT_UM_ML_1.2
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The following table provides information regarding the recommended length versus wire cross-section. Two cases are
possible depending on the impedance load connected to the LA4 (8 Ω for a single 12XT enclosure, 4 Ω for two 12XT
enclosures in parallel):
Table 1: Maximum wire length versus cross-section for Damping Factor > 20
Cross-section Length for one 12XT / 8 Ω Length for two 12XT / 4 Ω
mm
2
SWG AWG m ft m ft
2.5 15 13 30 100 15 50
4 13 11 50 160 25 80
6 11 9 74 240 37 120
10 9 7 120 390 60 195
According to the calculation in Table 1 one SP25 cable (4mm², 25m) can be used to power two 12XT in parallel (4 Ω
load) with a damping factor still greater than 20.