Chapter 3 PERFORMING MEASUREMENTS
3-80
•If markers
1
, Y2,
3
, Y1 and Y3 are already set before
2
, markers
1
, Y2 and
3
will not be set automatically.
•Make sure that
2
is set at the exact position. The splice loss will vary
considerably depending on the position of marker
2
.
Markers
1
and
3
move closer to
2
each time [F2] is pressed. If [F2] is
pressed when they are located closest to
2
, they will return to the edges of the
window. This operation can be repeated as many times as you like, however, if
another operation is carried out in between, this operation can no longer be carried
out.
Inter-marker information
SPLICE LOSS : [a] dB
RETURN LOSS :
1
-
2
[b] dB
[c] km
[b] / [c] dB/km
2
-
3
[e] dB
[f] km
[e] / [f] dB/km
1
2
Y2
3
[a]
[b]
[e]
[c]
[f]
Approximate line for Y2-
3
Caution
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