- low noise emission
- <acoust> ■ Geräuscharmut f
English-german technical dictionary. 2013.
English-german technical dictionary. 2013.
Noise-figure meter — A noise figure meter is an instrument for measuring the noise figure of an amplifier, mixer, or similar device. An example instrument is the 1983 era Agilent 8970A. Contents 1 Measurement methods 2 Noise source 2.1 Thermal noise … Wikipedia
Emission Aware Programming — Emission Sources= Emission considerations require the evaluation of many details such as the clock frequencies and switching rates which are related to the oscillator. Rise/fall times and signal harmonics are related to the output driver. The… … Wikipedia
Positron emission tomography — (PET) is a nuclear medicine imaging technique which produces a three dimensional image or map of functional processes in the body. The system detects pairs of gamma rays emitted indirectly by a positron emitting radionuclide (tracer), which is… … Wikipedia
Atmospheric noise — is radio noise caused by natural atmospheric processes, primarily lightning discharges in thunderstorms.Atmospheric noise is mainly caused by cloud to ground flashes as the current is much stronger than for cloud to cloud flashes. On a worldwide… … Wikipedia
Thermal Emission Imaging System — The Thermal Emission Imaging System (THEMIS) is a camera on board the 2001 Mars Odyssey orbiter. It images Mars in the visible and infrared parts of the electromagnetic spectrum in order to determine the thermal properties of the surface and to… … Wikipedia
Black helicopter — For other uses, see Black helicopter (disambiguation). US servicemen in a black MH 6 Little Bird helicopter Black helicopters is a term which became popular in the United States militia movement and its associated political circles in the 1990s… … Wikipedia
ultrahigh bypass — A bypass engine with a very high bypass ratio. Such engines are expected to have very low noise emission levels … Aviation dictionary
Optical amplifier — An optical amplifier is a device that amplifies an optical signal directly, without the need to first convert it to an electrical signal. An optical amplifier may be thought of as a laser without an optical cavity, or one in which feedback from… … Wikipedia
spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… … Universalium
Vacuum tube — This article is about the electronic device. For experiments in an evacuated pipe, see free fall. For the transport system, see pneumatic tube. Modern vacuum tubes, mostly miniature style In electronics, a vacuum tube, electron tube (in North… … Wikipedia
cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… … Universalium