3 cabling – Nexo 45N Monitor User Manual

Page 9

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45N12

G

ENERAL

S

ET

-

UP

I

NSTRUCTIONS

Page

9/26

LF +

LF -

HF +

HF -

LF +

LF -

HF +

HF -

PASSIVE MODE CONFIGURATION

ACTIVE MODE CONFIGURATION

2.1.3 Cabling

NEXO recommends the exclusive use of multi-conductor cables to connect the system: the cable kit is
compatible with all the cabinets, and there is no possible confusion between LF and HF sections.

Cable choice consists mainly of selecting cables of the correct sectional dimension (size) in relation to
the load resistance and the cable length. Too small a cable section will increase both its serial
resistance and its capacitance; this reduces the electrical power delivered to the loudspeaker and can
also induce response (damping factor) variations.

For a serial resistance less or equal to 4% of the load impedance (damping factor = 25), the maximum
cable length is given by:

L

max

= Z x S

S in mm

2

, Z in Ohm, L

max

in meters

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