Wander Generator - Viavi T-BERD MTS 5800 Getting Started Manual

Appendix A Specifications
Jitter and Wander specifications
Fast Maximum Tolerable Jitter (Fast MTJ)
A group of up to 20 user-specified frequencies (scan frequencies) can be defined. A set
of pre-defined masks per applicable standards is also provided.
Jitter Transfer Function (JTF) measurement
A group of up to 20 user-specified jitter frequencies (scan frequencies) can be defined.
A set of pre-defined masks per applicable standards is also provided.
Table 146
Table 146 JTF measurement specifications
Item
Settling time
RMS integration period
Recovery time
Filter bandwidth
(band-pass, -3 dB)
Measurement range
Measurement error
According to ITU-T Recommendations G.783 and G.8251.

Wander generator

This section provides specifications for the electrical wander generator.
Bit rate
Table 147
Table 147 Bit rate specifications
Item
Bit rate
Maximum offset
Modulation source
Page 228
describes the JTF measurement specifications.
Description
0.1 to 999.9 seconds
5 seconds
0.1 to 999.9 seconds
10 Hz
-60 dB to -50 dB
provides bit rate specifications for the electrical wander generator.
Description
1.544 Mbps, 44.736 Mbps, 2.048 Mbps, 34.368 Mbps,
51.89 Mbps, 139.264 Mbps, 155.520 Mbps
± 50 ppm
internal
T-BERD/MTS/SC Getting Started Guide
22046537, Rev. 016 March 2018