00437    a2200145   4500020001500000020001800015040001300033082001500046100001400061245004900075260007300124300002200197500005300219650001900272  a047175045X  a9780471750451  aDLCbDLC  a621.3810441 aLenk, Ron10aPractical design of power suppliescRon Lenk  aHoboken, N.J. :bWiley ;aPiscataway, N.J. :bIEEE Press,ccop. 2005  axvii, 267 :bill.  aUrsprungligen utg.: New York : McGraw-Hill, 1998 0aElectric power