control density
11Population density — (people per km2) by country, 2006 …
12List of sovereign states and dependent territories by population density — Population density (people per km2) by country, 2006 This is a list of countries and dependencies ranked by human population density, and measured by the number of human inhabitants per square kilometre or square mile. The list includes sovereign …
13Free flight (air traffic control) — Free flight is a developing air traffic control method that uses no centralized control (e.g. air traffic controllers). Instead, parts of airspace are reserved dynamically and automatically in a distributed way using computer communication to… …
14Neutral density filter — Neutral Density Filters are often used to achieve motion blur effects with slow shutter speeds In photography and optics, a neutral density filter or ND filter can be a colorless (clear) or grey filter. An ideal neutral density filter reduces… …
15Troop density — A troop density ( ru. Плотность войск) also known as the dispersion factor in military science is a statistical value assigned by commanders during the combat operations process in considering the ability of the Combat Arms to achieve military… …
16List of countries by population density — List of countries and dependencies by population density in inhabitants/km². The list includes sovereign states and self governing dependent territories that are recognized by the United Nations. The list also includes but does not rank… …
17Air traffic control — For the Canadian musical group, see Air Traffic Control (band). Airport Traffic Control Towers (ATCTs) at Amsterdam s Schiphol Airport, the Netherlands …
18Ship gun fire-control system — Mk 37 Director c1944 with Mk 12 (rectangular antenna) and Mk 22 orange peel Ship gun fire control systems (GFCS) enable remote and automatic targeting of guns against ships, aircraft, and shore targets, with or without the aid of radar or optical …
19Noise spectral density — In communications, noise spectral density No is the noise power per unit of bandwidth; that is, it is the power spectral density of the noise. It has dimension of power/frequency (see dimensional analysis), whose SI coherent unit is watts per… …
20Fire-control system — Note: the term fire control may also refer to means of stopping a fire, such as sprinkler systems. A fire control system is a computer, often mechanical, which is designed to assist a weapon system in hitting its target. It performs the same task …
