principle of reciprocity, the directivity of an antenna when receiving is equal to its directivity when transmitting. The directivity of an actual antenna can...

directive in Wiktionary, the free dictionary. Directive may refer to: Directive (European Union), a legislative act of the European Union Directive (programming)...

The Hannibal Directive (Hebrew: נוהל חניבעל, romanized: Nóhal Khanibaál), also translated as Hannibal Procedure or Hannibal Protocol, is the name of a...

Spike directivity is a vector that quantifies changes in transient charge density during action potential propagation. The digital-like uniformity of...

maximum directivity of an antenna [aperture] to its standard directivity." It is synonymous with normalized directivity. Standard [reference] directivity is...

Directive 8020 is an upcoming interactive drama and survival horror video game developed and published by Supermassive Games. It is the first game of...

Resale Rights Directive (2001) Information Society Directive (2001) Electronic Commerce Directive 2000 (2000) Conditional Access Directive (1998) Database...

the Radial horn HCD offers a constant directivity on one plane, to be specific a progressive constant directivity on the plane along the horn mouth major...

An airworthiness directive (commonly abbreviated as AD) is a notification to owners and operators of certified aircraft that a known safety deficiency...

keep directivity constant in the formula, and has nothing to do with propagation in vacuum. Directivity of transmitting antenna - the directivity of transmitting...

Genelec Oy is a manufacturer of active loudspeaker systems based in Iisalmi, Finland. It designs and produces products for professional studio recording...

the directivity of a complex shape, based on modeling combinations of point sources, is usually not possible, but in the far field, the directivity of...

gain (G) is defined as antenna efficiency (e) multiplied by antenna directivity (D) which is expressed mathematically as: G = e D {\displaystyle G=eD}...

couplers will have the best isolation. Directivity is directly related to isolation. It is defined as: Directivity: D 3 , 4 = − 10 log ⁡ ( P 4 P 3 ) = −...

Trump administration, as of December 2020, comprises six Space Policy Directives and an announced "National Space Strategy" (issued March 28, 2018), representing...

speaker would be non-directional. The directivity for various source sizes and shapes is given in. The directivity is shown to be a function only of the...

universe of Star Trek, the Prime Directive (also known as "Starfleet General Order 1", and the "non-interference directive") is a guiding principle of Starfleet...

side lobe level should be minimum, it is necessary to have the maximum directivity. Antenna modeling E-plane and H-plane Constantine A. Balanis: "Antenna...

Seveso Directive may refer to: Directive 82/501/EC, Seveso Directive I (1982) Directive 96/82/EC, Seveso Directive II (1996) Directive 2012/18/EU, Seveso...

Relative directivity factor (RDF) is a figure of merit for radio receiving antennas. It is the antenna gain in the forward direction divided by the gain...

The Restriction of Hazardous Substances Directive 2002/95/EC (RoHS 1), short for Directive on the restriction of the use of certain hazardous substances...

A directive is a legal act of the European Union that requires member states to achieve particular goals without dictating how the member states achieve...

An advance healthcare directive, also known as living will, personal directive, advance directive, medical directive or advance decision, is a document...

regulations for international business. It supersedes the Data Protection Directive 95/46/EC and, among other things, simplifies the terminology. The European...

An include directive instructs a text file processor to replace the directive text with the content of a specified file. The act of including may be logical...

antenna's gain is a key performance parameter which combines the antenna's directivity and radiation efficiency. The term power gain has been deprecated by...

steering and directivity Control using DSP was pioneered in the early 1990s by Duran Audio who launched a technology called DDC (Digital Directivity Control)...

files into a web page on a web server (see below), using its #include directive. This could commonly be a common piece of code throughout a site, such...

National security directives are presidential directives issued for the National Security Council (NSC). Starting with Harry Truman, every president since...

In computer programming, a directive or pragma (from "pragmatic") is a language construct that specifies how a compiler (or other translator) should process...