The Tektronix WFM7120 is a multi-standard, multi-format waveform monitor engineered for real-time video signal monitoring and analysis in broadcast and production environments. It delivers waveform, vector, and picture display capabilities across SD video, with optional support for HD digital video, 3 Gbps SDI single-link, dual-link SDI (SMPTE 372M), and composite analog video signals. The instrument simultaneously handles analog audio, embedded digital audio, AES/EBU, Dolby Digital Plus, Dolby E, and Dolby Digital (AC-3) streams, providing unified A/V quality control.
Technical Specifications
Video Format Support:
• Standard Definition (SD) video
• High Definition (HD) digital video (optional)
• 3 Gbps SDI single-link signals (optional)
• Dual-link SDI signals, SMPTE 372M compliant (optional)
• Composite analog video (optional)
Audio Format Support:
• Analog audio
• Embedded and AES/EBU digital audio
• Dolby Digital Plus, Dolby E, and Dolby Digital (AC-3)
Measurement and Analysis:
• Waveform, vector, and picture displays
• Gamut monitoring and timing measurements
• Error detection and logging
• Jitter measurement for 3 Gb/s video: 10 Hz to 100 kHz range with waveforms, readings, alignment, timing, and filters; reports jitter levels above 1 UI
• Physical layer measurements (optional)
• Eye and jitter analysis (optional)
• Video data analysis (optional)
• A/V delay measurement (optional)
• CaptureVu® advanced video capture for intermittent error troubleshooting
• Simultaneous A/B input monitoring (optional)
• Closed caption decoding (EIA 608/708)
• Teletext decode and display
• Ancillary data monitoring: WSS, video index decode, active format description (AFD), ARIB
• Loudness monitoring (LKFS) with trend chart
Display and Interface:
• FlexVu™ XGA display with customizable multi-view layouts
• External XGA monitor connector
• Front-panel USB port for settings, data storage, transfer, and system upgrades
• Front-panel headphone port
• SNMP and Ethernet remote interface
Power and Physical:
• Power: 100 to 240 VAC, ±10%, 50/60 Hz
• Dimensions: 5.25 × 8.5 × 18.16 inches (133.4 × 215.9 × 460.4 mm)
• Weight: 12 lbs (5.5 kg)
– Key Features
• Real-time multi-format video and audio signal analysis
• Optional modular upgrades for HD, 3G SDI, and dual-link capability
• Advanced jitter and physical layer analysis tools
• Closed caption and teletext decoding
• Loudness measurement and trend logging
• USB-based system upgrades and data management
– Typical Applications
• Broadcast transmission and distribution monitoring
• Production facility quality assurance
• Post-production video delivery verification
• OB van signal integrity verification
– Compatibility & Integration
The WFM7120 integrates into facility networks via SNMP and Ethernet interfaces, supports external monitoring via XGA display output, and accepts modular option cards for format and analysis expansion.
