(9) K- the front porch of the horizontal blanking pulse (0.02H).
(10) L- the back porch of the horizontal blanking pulse (0.05H).
(11) M- the pulses which occur during the remaining vertical blanking time.
Pulse cross display
g. Each pulse width may be compared to its normal duration. After you have
had some experience in using the cross display, you may devise a ruler calibrated
in normal pulse widths to check the pulse cross display.
Of course this ruler
would apply only to a particular monitor. You can also use the pulse cross display
to check the number of lines in the equalizing and vertical pulses.