INTERFACE
Line Code: OOK, BPSK, QPSK, DBPSK, DQPSK, DP-BPSK, DP-QPSK
Data: Any PRBS or user supplied pattern
Data Rates: Up to 43 Gb/s (112 Gb/s upgrade available mid-2009)
Control: Built-in Ethernet interface
MEASURMENT
Display: Eye diagrams, vector modulation (constellation diagrams), Poincaré sphere, decision threshold Q plot
Signal Quality: Bit-error rate (by examination of payload), eye decision threshold Q-factor, tributary skew, constellation alignment (bias, phase angle), constellation mask, constellation statistics |
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CALIBRATION ROUTINES
Gain, offset, linewidth, receiver path mismatch (hybrid phase angle and state of polarization factory calibrated)
OTHER CHARACTERISTICS
Lasers: Power: 13 dBm
Linewidth: 100-kHz short term
Accuracy: 5 pm
Wavelength: C or L-band tunable
Recommendations when using external lasers:
Instantaneous linewidth < 2 MHz
Short-term stability < 200 MHz
Reference power: 7-13 dBm
Receiver: C-band (1525 to 1570 nm)
C+L-band (1525 to 1630 nm) upgrade
upgrade available mid-2009 |
