amplitude comparison relay
11NTSC — This article is about the television system. For the Indonesian government agency, see National Transportation Safety Committee. Television encoding systems by nation; countries using the NTSC system are shown in green. NTSC, named for the… …
12nervous system — Anat., Zool. 1. the system of nerves and nerve centers in an animal or human, including the brain, spinal cord, nerves, and ganglia. 2. a particular part of this system. Cf. autonomic nervous system, central nervous system, peripheral nervous… …
13Capacitor — This article is about the electronic component. For the physical phenomenon, see capacitance. For an overview of various kinds of capacitors, see types of capacitor. Capacitor Modern capacitors, by a cm ruler Type Passive …
14Tsunami — For other uses, see Tsunami (disambiguation) …
15Electronic amplifier — A practical amplifier circuit An electronic amplifier is a device for increasing the power of a signal. It does this by taking energy from a power supply and controlling the output to match the input signal shape but with a larger amplitude. In… …
16Fading — This article is about signal loss in telecommunications. For the poetry book, see Fading (book). For other uses, see Fade (disambiguation). Frequency selective time varying fading causes a cloudy pattern to appear on a spectrogram. Time is shown… …
17electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …
18Tinnitus — Infobox Disease Name = Tinnitus Caption = DiseasesDB = 27662 ICD10 = ICD10|H|93|1|h|90 ICD9 = ICD9|388.3 ICDO = OMIM = MedlinePlus = 003043 eMedicineSubj = ent eMedicineTopic = 235 MeshID = D014012Tinnitus (pronEng|tɪˈnaɪtəs or IPA|/ˈtɪnɪtəs/,… …
19D-STAR — This article is about the digital voice mode used in amateur radio. For the physical quantity, see Specific detectivity. For the concept in robotics, see D* search algorithm. For more details on this topic, see List of amateur radio modes. ICOM… …
20Vacuum 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… …
