pulse switch
41Motor controller — A motor controller is a device or group of devices that serves to govern in some predetermined manner the performance of an electric motor.[1] A motor controller might include a manual or automatic means for starting and stopping the motor,… …
42Number One Crossbar Switching System — The Number One Crossbar Switching System, or 1XB switch, was the primary urban local telephone exchange design used by the Bell System in the mid 20th century. Its switch fabric topology was based on the earlier urban panel switch system, which,… …
43List 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,… …
44R2 signalling — R2[1] is a 1950s and 1970s era channel associated signalling signalling protocol used outside of the former Bell System to convey information along a telephone trunk between two telephone switches in order to establish a single telephone call… …
45Recoil (video game) — Infobox VG| title = Recoil developer = Zipper Interactive Westwood Studios publisher = Electronic Arts designer = engine = version = released = 1999 genre = Arcade, Vehicular combat modes = Single player, Multiplayer ratings = platforms = Windows …
46Electronic 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… …
47Vacuum 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… …
48Caller ID — (caller identification, CID), also called calling line identification (CLID) or calling number identification (CNID) or Calling Line Identification Presentation (CLIP), is a telephone service, available in analog and digital phone systems and… …
49GPO telephones — The United Kingdom s General Post Office (GPO) had a number of telephones that were provided by them for connection to their exchanges. Until 1982 the GPO had a monopoly on the provision of all telephones within the UK and so the range was… …
50Laser: Laserstrahlung und Aufbau eines Lasers — Auch wenn der Laser mittlerweile ein vielen Menschen vertrauter Begriff ist, sind doch wenigen die physikalischen Grundlagen seiner Funktion bekannt. Begriffe wie »Besetzungsinversion« oder »stimulierte Emission« werden bisweilen gebraucht,… …
