water-cooled tube
11Russian tube designations — Receiver tubes = In the 1950s a 5 element system (GOST 5461 59, later 13393 76) was adopted in the (then) Soviet Union for designating receiver vacuum tubes.The 1st element (from left to right) is (for receiving tubes) a number specifying… …
12RMA tube designation — In the years 1942 1944, the Radio Manufacturers Association used a descriptive nomenclature system for industrial, transmitting, and special purpose vacuum tubes. The numbering scheme was distinct from both the numbering schemes used for standard …
13Properties of water — H2O and HOH redirect here. For other uses, see H2O (disambiguation) and HOH (disambiguation). This article is about the physical and chemical properties of pure water. For general discussion and its distribution and importance in life, see Water …
14X-ray tube — An X ray tube is a vacuum tube that produces X rays. They are used in X ray machines. X rays are part of the electromagnetic spectrum, an ionizing radiation with wavelengths shorter than ultraviolet light. X ray tubes evolved from experimental… …
15Advanced Heavy Water Reactor — The Advanced Heavy Water Reactor (AHWR) is the latest Indian design for a next generation nuclear reactor that will burn Thorium in its fuel core. It is slated to form the third stage in India s 3 stage fuel cycle plan.… …
16Carolinas-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 …
17Inductive output tube — The inductive output tube or IOT is a variety of vacuum tube which evolved in the 1980s to meet increasing efficiency requirements for high power RF amplifiers. The primary commercial use of IOTs is in UHF television transmitters, where they have …
18Hot water storage tank — 2 parallelled red hot water storage tank connected to a wood furnace …
19History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… …
20Mikhail Aleksandrovich Bonch-Bruevich — (Feb. 22, 1888 March 7, 1940), sometimes spelled Bonch Bruyevich, was a Russian engineer, scientist, and professor. Generally considered the leading authority on radio in Russia in the first decades of the 20th century, he greatly influenced the… …
