Tektronix MTS4000 MPEG, Техническое описание, Страница: 21 / 41

Speci fi cations
Table 9: Video over IP card
Characteristic Description
General description
Ethernet ports The interface supports full duplex operation only. Half duplex is not supported.
ASI input One ASI input for loop-through of ASI input
ASI output One ASI output for video over IP to ASI output or for ASI/SMPTE310M loop-through
of input signal selectable via SW control.
Transport stream rate over IP 250 Kbps to 155 Mbps max
ASI output (TS from video over IP)
Connector BNC
Impedance 75 Ω nominal, transformer coupled.
Transport stream rate, typical 250 Kbps min and up to 155 Mbps max.
Signal amplitude 600 mV
p-p
min, 1.0 V
p-p
max into a 75 Ω load.
Return loss 10 dB min at 270 MHz
Ethernet optical port – General characteristics
Optical operating mode Single mode or Multimode
Connector type Duplex data link MSA compliant SFP connector
Standard 1000 BASE-X
Data format NRZ
Ethernet optical transmitter – Single mode 1550 nm using Tektronix supplied SFP module
Output power, typical –2 dBm to +4 dBm
Center wavelength - 1550 nm, typical
1530 nm Min, 1550 nm typical, 1570 nm max
Total jitter (peak-to-peak)
<170 ps
Extinction ratio ≥ 9.0 dBm
Ethernet optical receiver – Single mode 1550 nm using Tektronix supplied SFP module
Optical input power, typical –26 dBm to –3 dBm, BER ≤ 1 X 10
–12
Input wavelength 1270 nm ≤ λ ≤ 1610 nm
Jitter tolerance IEEE 802.3z and ANSI X3T11
Ethernet optical transmitter – Single mode 1310 nm using Tektronix supplied SFP module
Output power, typical –11 dBm to –3 dBm
Center wavelength - 1310 nm, typical 1270 nm min, 1310 nm typical, 1355 nm max
MTS4000 Speci fi cations and Performance Veri fi cation 7