>> Something I forgot to note was that this instrument (the 4261A) was >> actually manufactured for HP by Yokogawa, I'm not too sure where the >> HP part ends and the Yokogawa begins, maybe it was designed by HP and >> built by Yokogawa, or maybe the whole thing was a contracted design >> for HP by Yokogawa. > >Yokogawa is not on the list of HP acquisitions.
Well, hardly an acquisition if they (partially) owned it from the start. http://www.hpmuseum.net/divisions.php?did=39 YEW is still around today, my dad has purchased scopes for the lab at work from them. YHP is separate from YEW, I guess.
