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A Battery: Eveready 742: 1.5 V: Metal tabs H: 101.6 L: 63.5 W: 63.5 Used to provide power to the filament of a vacuum tube. B Battery: Eveready 762-S: 45 V: Threaded posts H: 146 L: 104.8 W: 63.5 Used to supply plate voltage in vintage vacuum tube equipment. Origin of the term B+ for plate voltage power supplies.
A zinc-carbon lantern battery, consisting of 4 round "size 25" cells in series. Terminated with spring terminals. 4LR25-2: 4: L: R: 25: 2: An alkaline lantern battery, consisting of 2 parallel strings of 4 round "size 25" cells in series 6F22: 6: F: 22: A zinc-carbon rectangular battery, consisting of 6 flat "size 22" cells. Equivalent to a PP3 ...
41w – Battery-heated cup tube [8] (German: Press napf röhre) 50–59 – "Special construction types fitted with bases applicable to design features used"; [ 9 ] mostly locking bases: "9-pin Loctal" (B9G) or 8-pin Loctal (B8G); but also used for Octal and others (3-pin glass; Disk- seal incl. Lighthouse tubes; German 10-pin with spigot; min ...
5–10 [40] Lithium–carbon monofluoride: Li-(CF) x BR Carbon monofluoride: No 1976 [38] 2 [41] 3 [41] 0.94–2.81 (260–780) [40] 1.58–5.32 (440–1,478) [40] 50–80 [40] 0.2–0.3 [42] 15 [40] Lithium–iron disulfide: Li-FeS 2 FR Iron disulfide: No 1989 [43] 0.9 [43] 1.5 [43] 1.8 [43] 1.07 (297) [43] 2.1 (580) [44] 10-20 [44] Lithium ...
The first generation rechargeable alkaline batteries were introduced by Union Carbide and Mallory in the early 1970s. [3] [5] Several patents were introduced after Union Carbide's product discontinuation and eventually, in 1986, Battery Technologies Inc of Canada was founded to commercially develop a 2nd generation product based on those patents, under the trademark "RAM".
CR2032 lithium button cell battery Lithium 9 volt, AA, and AAA sizes. The top object is a battery of three lithium-manganese dioxide cells; the bottom two are lithium-iron disulfide cells and are compatible with 1.5-volt alkaline cells. Lithium metal batteries are primary batteries that have metallic lithium as an anode.
Traditional Al–air batteries had a limited shelf life, [14] because the aluminium reacted with the electrolyte and produced hydrogen when the battery was not in use; this is no longer the case with modern designs. The problem can be avoided by storing the electrolyte in a tank outside the battery and transferring it to the battery when it is ...
A lithium-titanate battery is a modified lithium-ion battery that uses lithium-titanate nanocrystals, instead of carbon, on the surface of its anode.This gives the anode a surface area of about 100 square meters per gram, compared with 3 square meters per gram for carbon, allowing electrons to enter and leave the anode quickly.