anyone know of a good online tutorial on how to read a waveform monitor?

has anyone used this before? how reliable and convenient is it? thanks

http://www.larryjordan.biz/articles/lj_scopes.html

This has screenshots from FCP and deals with all FCP monitors.

You'll find all you need to know here;

http://www.tek.com/Measurement/cgi-bin/framed.pl?Document=/Measurement/App_Notes/NTSC_Video_Msmt/wfmmonitor.html&FrameSet=television

Liam.