GM-TTT - Alpermann+Velte

Installation & Operation Manual GM-TTT
Page 41
3.5 VITC
When the VITC module is installed, the settings of the VITC generator may be displayed and
modified by using the enter button. The flashing field can be changed using the ↑ or ↓ button,
the next field can be selected using the → button. Press the enter button to confirm your choice
and to quit the menu.
Digit 8 Digit 7 Digit 6 Digit 5 Digit 4 Digit 3 Digit 2 Digit 1
L b line 1 / start line + -
line 2 / end line
Line or block mode setting:
Digits 8, 4 and 3
L +
b --
Line mode, i.e. two lines may be selected at maximum, line 1 being ≤
line 2. If the two lines are equal, VITC is only generated in one line.
Block mode, i.e. a coherent line block is selected, which is defined by
start line and end line.
Line adjustment:
Line 1 or start line is indicated by the digits 5-6, line 2 or end line in the digits 1-2. The range
of values of the lines is 6 - 32. The standard ANSI/SMPTE 12M-1995 specifies a line range of
6-22 for television system 625/50 (PAL, frame rate = 25) or 10-20 for television system
525/60 (NTSC, frame rate = 30Drop), respectively.