© 2004 SAGE INSTRUMENTS
9100-0925-01 V1.2
34
SMOS Director N 2
½¾
+FS:
0 ms P
Gain:
0 dB P
BW
98.3 % P
SMOS Director N 3
½
Codec:
PCM P
Delay:
0.0 ms P
Levels (dB)
N
-20P -25P --- ---
Delays (ms)
249F 59P --- ---
View PVIT Results
1:<Statistics>
2:Events
PL 000:00:08 1
¾
Duration 0ms P
Count
0
Percentage:
0.00%P
+PS 000:00:08 2
½¾
Duration 10ms P
Count
0
Percentage:
0.50%P
-PS 000:00:08 3
½¾
Duration 10ms P
Count
0
Percentage:
0.50%P
•
-FS: Net total of Negative Frame Slips — A
measure of voice signal expansion (gapping).
•
+FS: Net total of Positive Frame Slip— A
measure of voice signal compression (jerking)
•
Gain — A relative measure of audio level gain
•
BW — The useable effective bandwidth
•
Codec — The detected codec type
•
Delay — The round-trip delay
E
CHO
S
OUNDER
You can view level and delay test results.
•
Level — Displays return loss level for up to four
echoes.
•
Delay — Displays echo delay for up to four
echoes.
PVIT M
EASURE
You can view statistics and event test results.
•
Statistics are near-end metrics of duration, count,
and percentage captured during measurement
period.
•
Events are near-end results showing individual impairment events.
The results for
Statistics
are shown over five screens.
•
PL: Packet/Frame Loss — Includes total elapsed
test time, net total PL impairment time, PL event
count, and PL percentage of total time.
•
+PS: Positive Packet/Frame Slips — A measure
of voice signal compression (jerking). Includes
total elapsed test time, net total +PS impairment
time, +PS event count, and +PS percentage of
total time.
•
-PS: Negative Packet/Frame Slips — A measure
of voice signal expansion (gapping). Includes
total elapsed test time, net total -PS impairment
time, -PS event count, and
-PS percentage of total time.