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3 setup – Crown Audio Power-Tech 1.1 User Manual

Page 6

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Power-Tech .1 Series Power Amplifiers

page 6

Operation Manual

3.4 Choose Input Wire
and Connectors

Crown recommends using pre-built or profes-
sionally wired, balanced line (two-conductor
plus shield), 22-24 gauge cables and connec-
tors. If you chose the MT-BB input barrier strip
option, use bare wire or spade lugs at the ampli-
fier inputs. Otherwise use either 3-pin male XLR
connectors or TRS ¼-inch phone connectors.

Figure 3.3 shows connector pin assignments for
balanced wiring, and Figure 3.4 shows connec-
tor pin assignments for unbalanced wiring.

NOTE: Custom wiring should only be per-
formed by qualified personnel.

Figure 3.3 Balanced Input

Connector Wiring

Figure 3.4 Unbalanced Input

Connector Wiring

3 Setup

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