projected tube

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• Video camera tube — In older video cameras, before the mid to late 1980s, a video camera tube or pickup tube was used instead of a charge coupled device (CCD) for converting an optical image into an electrical signal. Several types were in use from the 1930s to the… …   Wikipedia

• Cathode ray tube — Cutaway rendering of a color CRT: 1. Three Electron guns (for red, green, and blue phosphor dots) 2. Electron beams 3. Focusing coils 4. Deflection coils 5. Anode connection 6. Mask for separating beams for red,… …   Wikipedia

• camera tube — noun : the television vacuum tube that by means of scanning converts the image into electrical impulses * * * Television. a cathode ray tube that converts an optical image projected on its light sensitive receptor surface into an electrical… …   Useful english dictionary

• Selectron tube — The Selectron was an early form of digital computer memory developed by Jan A. Rajchman and his group at the Radio Corporation of America under the direction of Vladimir Zworykin, of television technology fame. Development Development started in… …   Wikipedia

• Nimo tube — BA0000 P31 Nimo was the trademark of a family of very small non standard CRTs manufactured by Industrial Electronics Engineers around mid 1960s, with 10 electron guns with stencils which shaped the electron beam as digits, with a similar… …   Wikipedia

• Ascot Road tube station — is a proposed tube station in Watford, Hertfordshire, England. It is the first station to be built on the Metropolitan Line s proposed Croxley Rail Link diversion to Watford Junction. This station is to replace the abandoned station of Croxley… …   Wikipedia

• camera tube — Television. a cathode ray tube that converts an optical image projected on its light sensitive receptor surface into an electrical signal by a scanning process: used in television cameras. Also called pickup tube. Cf. image tube. * * * …   Universalium

• cathode-ray tube — n a vacuum tube in which a beam of electrons is projected on a fluorescent screen to produce a luminous spot * * * a vacuum tube in which the cathode rays are accelerated as a beam to form luminous spots on a fluorescent screen …   Medical dictionary

• cathode-ray tube — noun Date: 1905 a vacuum tube in which a beam of electrons is projected on a phosphor coated screen to produce a luminous spot at a point on the screen determined by the effect on the electron beam of a variable magnetic field within the tube …   New Collegiate Dictionary

• Carolinas-Virginia Tube Reactor — (CVTR) was an experimental pressurized tube heavy water nuclear power reactor at Parr, South Carolina in Fairfield County. It was built and operated by the Carolinas Virginia Nuclear Power Associates. Construction started in 1960. It was built to …   Wikipedia

• Canada Water tube station — London stations name = Access icon manager = London Underground zone = 2 locale = Canada Water borough = Southwark start=1999 platforms= 2 tubeexits05=7.65 tubeexits07=8.949Canada Water tube station is a London Underground station at Canada Water …   Wikipedia