KI 9000 UM-14 36
PERFORMANCE VERIFICATION TESTS
Optical Light Source
Short Term Stability Test (optional)
1. Connect the equipment as shown in Figure 4. For better stability,
ensure that connector plugged into power meter has APC termination.
Light Source Power Meter
Figure 4. Test set-up for KI 9800 Light Source Short Term Stability Test
2. Set the optical power meter to 1310 nm.
3. On Light Source, enable the source and set the wavelength to
1310 nm.
4. Let the unit warm-up for 15 minutes then note the power.
5. Record the power every 30 seconds for 3 minutes.
6. Calculate max-min values for stability (< 0.1dB).
7. Record test results in Table 5.
Time Measured power,
dBm
Drift, dB
Tick max/min
00 sec
30 sec
60 sec
90 sec
120 sec
150 sec
180 sec
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