<b78135310217d511907c0090273f5190d0b...@curly.ds.cubic.com>, Price, Ed <ed.pr...@cubic.com> wrote: >The nominal 208 Vrms value exists >from any phase-to-phase pair. The voltage from any phase to neutral is 115 >Vrms.
208/sqrt(3) = 120, not 115. 110 V was around in the 1920s, AIUI. By WW2, the voltage had already crept up to 115 V or thereabouts, witness the tubes like 117N7GT, with 117 V heaters. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE? ------------------------------------------- This message is from the IEEE EMC Society Product Safety Technical Committee emc-pstc discussion list. Visit our web site at: http://www.ewh.ieee.org/soc/emcs/pstc/ To cancel your subscription, send mail to: majord...@ieee.org with the single line: unsubscribe emc-pstc For help, send mail to the list administrators: Michael Garretson: pstc_ad...@garretson.org Dave Heald davehe...@mediaone.net For policy questions, send mail to: Richard Nute: ri...@ieee.org Jim Bacher: j.bac...@ieee.org All emc-pstc postings are archived and searchable on the web at: http://www.rcic.com/ click on "Virtual Conference Hall,"
