As many brilliant minds, it looks (at least looking to his National Semiconductors sheep) that Widlar wasn't quite healthy with his head. God rest him in peace. Vasile On 8/10/05, Russell McMahon wrote: > Excellent introduction to opamps. > Of value to the beginner and will be of historical interest to many > engineers. > > See a Philbrick 1952 op-Amp! (complete with valves and bakelite case > > > http://www.uoguelph.ca/~antoon/gadgets/741/741.html > > Rob Widlar gets multiple mentions as he designed the 702, 709, 741 Op > Amps and much more. > > The uA702 cost $US300 in 1963! > The LM324 was introduced in 1974 - only 30 years young. > > > > RM > > > > > -- > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist