Tektronix 7603 oscilloscope mainframe with 7A26, 7A18N and 7B53N plugins

Demonstration of Tektronix 7603 oscilloscope mainframe with 7A26 and 7A18N dual trace vertical plugins and 7B53N dual timebase plugin. Shows all traces working, main, intensified and delayed timebases, mainframe vertical accuracy check using 067-0587-02 test fixture, and risetime/bandwidth measurement of both vertical plugins. http://www.martin-jones.com/