Digital TV Network Monitors
Real-time Transport Stream Monitors for IP, RF and ASI
As the worldwide DTV market continues to evolve, the number of services being transmitted is continuously increasing. The MTM400A provides a cost effective, scalable and distributable solution to detect signal degradation caused during transmission and distribution.
| Configuration | Input | Key Specifications | Channel Polling | Standards Support |
|---|---|---|---|---|
| IP Video (IPM400A) | Gb Ethernet Gb Optical |
Protocol Stack Support: IPv4 IPv6 UDP/IP/VLAN/Ethernet RTP/UDP/IP/Ethernet RTP/UDP/IP/VLAN/Ethernet IGMPv2, IGMPv3, MLDv1, MLDv2 |
Discover and monitor up to 500 sessions. Diagnostic monitoring of up to 200 sessions. |
MPEG-2 DVB (TR101 209) ATSC DigiCipher II ISDB-T ISDB-Tb A/78 SCTE-142 |
| Cable (MTM400A) |
QAM Annex A QAM Annex B QAM Annex C |
Typical MER Measurements: QAM Annex A (38) QAM Annex B (38) QAM Annex C (38) |
Monitoring up to 200 channels with user defined timing | |
| Terrestrial ATSC (RFM300) | 8VSB | 8VSB (31) | ||
| Terrestrial / Satellite (MTM400A) | 8PSK/QPSK COFDM (DVB-T) COFDM (DVB-S) COFDM (DVB-S2) |
8PSK/QPSK (37) COFDM (37) COFDM (37) COFDM (37) |
||
| MPEG TS (MTM400A) | ASI | Real time full bandwidth ASI monitoring at up to 155 Mb/s |
N/A |
| Product | Description |
|---|---|
| VQNet™ |
|
- Overview
- Application Notes
- Options
Features |
Benefits |
| FlexVuPlus™ user interface | Improves operational efficiency through a uniquely simplified presentation of video quality and diagnostic information |
| Single scalable solution for real-time transmission monitoring of MPEG transport streams | Tailor capital expenditure with operational growth |
| Learning Mode | Learning Mode Auto-configuration of monitoring parameters creates true "monitoring by exception" environment |
| Unique dual-level alarming and seven day trending information | Find the problem before your customer does by proactively identifying impending problems |
| Hierarchical views of network, media and data information for diagnostics | Accelerates time to insight allowing engineers to rapidly identify the root cause of underlying service problems |
| Multiple remote user connectivity | Facilitate quicker corrective action with simultaneous connection of multiple remote users and network management systems (NMS) |
| Embedded architecture | Ensures high availability with a system designed specifically for continuous 24x7 operation (disk free operation) |
| MER and EVM measurements | Critical RF measurements provide early indication of signal degradation before any picture impairment is visible to the viewer (MER up to 38 dB typical for COFDM) |
| IP sessions discovery | Discovery of up to 500 sessions and simultaneous monitoring of key parameters including MDI on all sessions |
Critical RF Measurements in Cable, Satellite & Terrestrial DTV Systems
This application note describes those critical RF measurements which help to detect such problems before viewers lose their service and picture completely.
IPTV Cross Layer
This application note explores some of the challenges around delivering superior quality of service in IPTV Networks, and how Tektronix test and measurement equipment can be used to facilitate the design, rollout and management of these systems.
Video Backhaul
This how to guide discusses the challenges of preserving video quality in today’s networks and how Tektronix’ MTM400A enables network operators to better understand video quality at any point in the network.
| MPEG Options | |
| 01 | TS service info analysis |
| 02 | Template testing |
| 03 | PCR analysis |
| 04 | Bit rate testing |
| 05 | Service logging |
| 06 | IP / RF Polling |
| RF Options | |
| CF | COFDM interface |
| VS | 8VSB interface |
| EP | QPSK / 8PSK interface & measurement |
| QA | QAM Annex A interface |
| QB2 | QAM Annex B interface |
| QC | QAM annex C interface |
| Gigabit Ethernet Options | |
| GE | Gb Ethernet interface with 10/100/1000 BASE-T RJ-45 electrical port |
| SX | 1000 BASE-SX short wavelength optical port with LC connector - Multi Mode 850nm |
| LX | 1000 BASE-LX long wavelength optical port with LC connector - Single Mode 1310 nm |
| ZX | 1000 BASE-ZX optical port with LC connector - Single Mode 1550 nm |
| RFM300 Options | |
| DIAG | In depth diagnostics capability including triggered record, template testing and PCR analysis |