anode supply power
111Nickel–cadmium battery — From top to bottom – Gumstick , AA, and AAA Ni–Cd batteries. specific energy 40–60 W·h/kg energy density 50–150 W·h/L specific power 150& …
112Cathode ray — Cathode rays (also called an electron beam or e beam) are streams of electrons observed in vacuum tubes, i.e. evacuated glass tubes that are equipped with at least two electrodes, a cathode (negative electrode) and an anode (positive electrode)… …
113Computed tomography — tomos (slice) and graphein (to write).Computed tomography was originally known as the EMI scan as it was developed at a research branch of EMI, a company best known today for its music and recording business. It was later known as computed axial… …
114Hearing aid — Behind the ear aid In the ear aid …
115Evaporative cooler — An evaporative cooler, photographed in Rocky Ford, Colorado, used in the drier parts of the American West to provide economical cooling …
116Glowing plate — When a vacuum tube circuit malfunctions and draws excessive current, the anode ( plate ) may overheat, sometimes causing a visible red or orange glow. In consumer electronics, this is universally indicative that the tube is experiencing an… …
117Mechanical fan — Household electric box fan with a propeller style blade A mechanical fan is a machine used to create flow within a fluid, typically a gas such as air. A fan consists of a rotating arrangement of vanes or blades which act on the air. Usually, it… …
118Mercury battery — A mercury battery (also called mercuric oxide battery, or mercury cell) is a non rechargeable electrochemical battery, a primary cell. Due to the content of mercury, and the resulting environmental concerns, the sale of mercury batteries is… …
119Button cell — Button, coin, or watch cells A watch battery or button cell is a small single cell battery shaped as a squat cylinder typically 5 to 12 mm in diameter and 1 to 6 mm high like a button on a garment, hence the name. Button cells are used… …
120AZUSA — refers to a ground based radar tracking system installed at Cape Canaveral, Florida and the NASA Kennedy Space Center. AZUSA dated back to the early 1950s and was named after the southern California town (Azusa, California) where the system was… …
