- beam keying
- = beam-lobe keying рлк переключение положения главного лепестка диаграммы направленности антенны
English-Russian electronics dictionary .
English-Russian electronics dictionary .
List of electronics topics — Alphabetization has been neglected in some parts of this article (the b section in particular). You can help by editing it. This is a list of communications, computers, electronic circuits, fiberoptics, microelectronics, medical electronics,… … Wikipedia
Color grading — or colour painting, is the process of altering and enhancing the color of a motion picture, video image, or still image either electronically, photo chemically or digitally. The photo chemical process is also referred to as color timing and is… … Wikipedia
Heliograph — A Heliograph (from the Greek helios (Lang el| Ἥλιος), meaning sun , and (γραφειν) = write) is a wireless solar telegraph that signals using Morse code flashes of sunlight reflected by a mirror. The flashes are produced by momentarily pivoting the … Wikipedia
Chroma key — For the progressive rock band, see Chroma Key. For musical tonality depending on key, see Key coloration. Bluescreen and Green screen redirect here. For other uses, see Blue screen and Green screen (disambiguation), respectively. Today s… … Wikipedia
Optical hybrid — A 90° optical hybrid is a six port device that is used for coherent signal demodulation for either homodyne or heterodyne detection. It would mix the incoming signal with the four quadratural states associated with the reference signal in the… … Wikipedia
Shortwave radio — Shortwave can also refer to a shortwave trough meteorology. A solid state, analog shortwave receiver Shortwave radio refers to the upper MF (medium frequency) and all of the HF (high frequency) portion of the radio spectrum, between… … Wikipedia
Very low frequency — or VLF refers to radio frequencies (RF) in the range of 3 kHz to 30 kHz. Since there is not much bandwidth in this band of the radio spectrum, only the very simplest signals are used, such as for radio navigation. Also known as the myriameter… … Wikipedia
Continuous wave — Passband modulation v · d · e Analog modulation AM · … Wikipedia
Radio — is the transmission of signals, by modulation of electromagnetic waves with frequencies below those of visible light.Electromagnetic radiation travels by means of oscillating electromagnetic fields that pass through the air and the vacuum of… … Wikipedia
Pulse-code modulation — PCM redirects here. For other uses, see PCM (disambiguation). Pulse code modulation (PCM) is a method used to digitally represent sampled analog signals. It is the standard form for digital audio in computers and various Blu ray, Compact Disc and … Wikipedia
Delay line interferometer — A delay line interferometer (DLI) can be a Mach Zehnder interferometer or Michelson interferometer based on two beam interference, in which one beam is time delayed to the other by a desired interval. Delay line interferometers are also known as… … Wikipedia