It's here: http://www.tubebooks.org/technical_books_online.htm Mark Jordan On 07-Jan-15 08:04, RussellMc wrote: > That ref was Chapter 11 of 4th edition (1952) of Radiotron Desgners > Handbook. > 1422 Pages > > Scanned good quality copy b chapter here > > http://www.paleoelectronics.com/RDH4/ > > TOC here > > http://www.paleoelectronics.com/RDH4/TOC.PDF > > Links elsewhere t full version in one file are broken. > If anyone finds full copy in 1 file please advise url > > > Russell --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .