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MAIN/STANDBY 125 WATT RADIOBEACON WITH NDDS/T
(INSTALLED
IN NARB07 CABINET)
IS02001 (Page 3)
29 January 2002
contact any other conductive surface of the
cabinet.
(e) Verify the antenna system's RF feed cable is
terminated by a type 'N' coaxial connector at the
transmitter end and then connect it to the
cabinet's RF output connector (J1).
(f) Connect external DC power source wiring to
TB1-1 (+) and TB1-2 (-), ensuring wiring
passes through and is secured by a cable clamp
in cabinet's cable entry hole.
(g) Install the NDDS/T (DDS) unit in the lower
portion of cabinet, as depicted in figure 1.
(h) Mate connector P5 of the cabinet's wiring
harness to J1 of the NDDS/T and mate
connector P7 of the cabinet's wiring harness to
J2 of the NDDS/T noting J1 and J2 are located
at the rear of the unit.
(i) Install ND500II-113-x20 transmitter (as
identified on its nameplate) in the upper drawer
slide of the cabinet (transmitter
A
). Ensure it is
properly seated on the slides.
(j) Install ND500II-013-x20 transmitter (as
identified on its nameplate) in the lower drawer
slide of the cabinet (transmitter
B
). Ensure it is
properly seated on the slides.