A C-band horn antenna couples energy between free space
and a waveguide. An important function of the C-band horn
antenna is impedance matching.
A C-band horn antenna is
usually optimised to work in the C band. For example,
in a satellite antenna, a C-band horn antenna is
often placed at the focus of a parabolic antenna. A
different horn antenna would usually be used in each of
the X band, C band, Ku band and Ka band.
Other topics in our resources on Antennas related to C-band Horn Antenna include: