TM 11-5820-880-12
a. Installation of 2-Channel Multiplexer TD-1288 ( )/GRC.
When the 2-channel multiplexer is to be installed in a permanent location, perform the following
steps:
(1) Be sure the location is adequate in size. Minimum size is 7.37 in. W x 12.06 in. D x 10.86 in. H.
(2) Place multiplexer in location desired.
(3) Mark mounting surface for holes to be drilled.
(4) Remove multiplexer and drill holes in mounting surface to accommodate bolts.
(5) Install multiplexer with 4 bolts, nuts, and washers.
(6) Connect ground wires to ground lug of the coupler.
(7) Connect coaxial cables RG-58 or equivalent from transceiver(s) to the band-pass filters.
(8) Connect coaxial cable RG-213 or
equivalent from antenna connector on
the coupler to
the
4-4