Reference marker, 1 per second. The reference marker appears as two consecutive
position identifiers. The second position identifier marks the on-time point for the
succeeding code word.
Resolution:
Pulse width coded signal: 10 milliseconds.
Amplitude modulated signal: 1 millisecond.
Carrier frequency: 1kHz when modulated.
Table 5-33:
IRIG B control function field
C.F. Element # Digit # Function
50 1 Space
51 2 Space
52 3 Space
53 4 Space
54 5 Space
55 6 Time Sync Status
56 7 Space
57 8 Space
58 9 Space
59 PID P6 Position Identifier
60 10 Years Units Y1
61 11 Years Units Y2
62 12 Years Units Y4
63 13 Years Units Y8
64 14 Space
65 15 Years Tens Y10
66 16 Years Tens Y20
67 17 Years Tens Y40
68 18 Years Tens Y80
69 PID P7 Position Identifier
336 VersaSync User Manual
APPENDIX
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