555

Revision as of 17:11, 14 October 2018 by Kurt (talk | contribs)

{{Oscilloscope Sidebar | title=Tektronix 555 | summary=Dual beam 30 MHz scope | image=Tek 555 front fl2.jpg | caption=Tektronix 555 front | introduced=1959 | discontinued=1970 | manuals=