TM 11-6625-3025-14/ET426-AA-MMA-010/E154 VII210/T.O. 33A1-8-902-1-1
Table 6-3. Sync Generator Characteristics - 2:1 Interlace
Rate -
Lines per frame.........................................................................................................................
675
Lines per field ...........................................................................................................................
337.5
Field rate...................................................................................................................................
60
2H master oscillator............................................................................................................................
40.500 kHz
H rep rate............................................................................................................................................
20.250 kHz
Total H line ........................................................................................................................................ .
49.4 usec
Active H line........................................................................................................................................
42.4 usec
Typical pulse widths
V Drive tv lines..........................................................................................................................
13.5
V Drive porch ............................................................................................................................
3
V Sync ......................................................................................................................................
3
V Post .......................................................................................................................................
3
V Blanking.................................................................................................................................
26
H Blanking ................................................................................................................................
7.0 usec
H Drive......................................................................................................................................
3.5 usec
H Front porch............................................................................................................................
1.0 usec
H Sync ......................................................................................................................................
2.75 usec
2H Equalizing............................................................................................................................
1.4 usec
2H Serrations............................................................................................................................
2.0 usec
NOTES:
Pulse widths and rates conform to EIA Standard RS-343.
V blanking nominal pulse width = 1250 usec.
V drive nominal pulse width = 667 usec.
6-24
