beam efficiency

beam efficiency

See antenna.

beam efficiency

[′bēm i‚fish·ən·sē]
(electromagnetism)
The fraction of the total radiated energy from an antenna contained in a single beam.
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References in periodicals archive ?
Algorithms and charts for beam efficiency, coherent and noncoherent scattering, the applications of microwave graphs and radar sensing devotes to forestry, snow and other projects necessitating measurement and analysis, and discussions that blend these formulas with concrete objectives makes for a solid and detailed reference engineers will find specific and useful.
The main beam efficiency (main beam is defined as 2.
In the future work, efforts are being taken to reduce spillover and increase main beam efficiency.
Aerial View also provides detailed numerical analysis of directivity, beam width, beam efficiency, vertical tilt, horizontal rotation, and more.
The beam efficiency is the ratio of the main-beam solid angle [[Omega].
The SaVi SHO has over twice the lumen output of comparable LED flood lights and offers superior color mixing, higher beam efficiency and rugged specification grade construction in a compact architectural design," stated Mike Bauer, Vice President of Sales & Marketing.
Beam efficiency usually lies in the range from 5 to 40 percent.
If operated at the same potential as the body of the TWT, the thermal dissipation in the collector would be extremely high, and the overall efficiency of the TWT (where the overall efficiency is defined as the Rf output power divided by the DC input power) would be very low, essentially the same as the beam efficiency.