HP 37718A Installation And Verification Manual page 155

Performance Tests
SDH Transmit/Receive Jitter Amplitude Accuracy
STM-4 Optical
49 Change Transmit/Receive Rate to STM-4 Optical with AU4-4C Mapped Bulk
Filled 2^23 PRBS Payload. Check and adjust the optical power as necessary.
Ensure Jitter is OFF and Calibration Pattern is OFF, then repeat steps 6 to 43
using the information in the Table below for STM-4.
STEP TX RX
Range Range
6-8 OFF 1.6UI
9 OFF 1.6UI
13-15 20 1.6UI
16-20
22-25
27-31 16UI
33-37
39-43 200 256
RX Tx Tx
Filter UI p-p Freq
LP+HP2 OFF OFF
LP+HP1 OFF OFF
LP+HP1 0.2 250K
LP+HP2 2.5M
LP+HP1 0.91 25K
3.52 10K
11.52 5K
FIXED 132 50Hz
TX Result TX Result RX Result
MIN p-p MAX p-p MIN p-p
OFF OFF N/A
OFF OFF N/A
0.15 0.25 0.116
0.15 0.25 0.111
0.82 1.00 0.776
3.30 3.74 3.174
10.90 12.14 10.401
124.37 139.63 113.40
RX Result
MAX p-p
0.070
0.070
0.284
0.291
1.044
3.866
12.426
150.60
3-115