User contributions for Bob.krassa

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11 April 2018

  • 14:1314:13, 11 April 2018 diff hist +252 N File:070-403.pdfThis is a version of the latest edition of the 555 manual, Tektronix part number 070-403 printed by the Air Force as a T.O. (Technical Order). The schematics are legible but did not include any information in blue such as often seen on factory prints.
  • 14:0914:09, 11 April 2018 diff hist +156 N File:555.pdfThis is the 1959 edition of the manual for the 555, which I believe is the first edition of that manual It does not appear to have a Tektronix part number. current