fire-support channel

fire support coordinator / fire-support coordinator (FSCOORD)

air support field pack, field pack air support, airborne / para (air support) / Pathfinder Bergen

slant fire; diagonal fire; oblique fire; fire to the oblique

quick-fire channel

fire channel

nonnuclear fire request channel

nuclear fire request channel

reconnaissance fire channel

fire control orders (FCO) ('Hold Fire', 'Cease Fire' and 'Engage')

selector lever, fire selector, fire switch, fire selector switch

tactical support syn. combat support

channel of command

channel routes

drainage channel

duplex / two-way channel

fixed frequency channel

half-duplex channel

searched channel

simplex channel

single-channel ground and airborne radio system (SINCGARS) radio

beam channel

in the period in which the communications channel has been open

information collection channel

converging channel

diverging channel

control channel

adjacent channel

audio channel

audio-frequency channel

recording channel

reproducing channel

channel decoder