The Tektronix TSG95 is a portable, handheld signal generator engineered for installation, maintenance, and troubleshooting of analog composite video systems. It supports PAL, NTSC, and NTSC Japan standards, delivering a comprehensive library of test signals, audio tones, and character identification for broadcast, cable, production, and transmission environments.
Technical Specifications
Video Standards
• PAL, NTSC, NTSC Japan
Video Test Signals
• PAL Mode: 20 user-selectable signals including 75%/100% Color Bars, Color Bars over Red, monochrome fields (Green, Blue, Red), flat fields (100%, 50%, 0%), Multiburst, line sweep, bounce, grey scale, PLUGE, convergence, Matrix patterns (CCIR 17/18/330/331, Sin(x)/x, 15 kHz Square Wave, ramps, UK ITS variants), field square wave, and safe area
• NTSC Mode: 16 user-selectable signals including SMPTE Color Bars, 75% Color Bars, Multiburst, NTC7 Composite/Combination, FCC Composite, grey scale, red field, field square wave, 50 IRE flat field, 0 IRE black burst, Sin(x)/x, convergence, Matrix, and safe area
• Japan NTSC Mode: 21 user-selectable signals including SMPTE Bars, 75% Color Bars, SNG Color Bars, convergence, safe title/area, and red field
• Vertical Interval Test Signals (VITS) insertable on Flat Field and Matrix signals
• User-configurable signal set supporting up to 26 signals per standard
Video Signal Performance
• Luminance amplitude accuracy: ±1% of 700 mV or ±1% of 714.3 mV (100 ±1 IRE)
• Chrominance-to-luminance gain: ±2% of 700 mV or ±2% of 714.3 mV (100 ±2 IRE)
• Subcarrier stability: PAL 4.43361875 MHz ±10 Hz; NTSC 3.579545 MHz ±10 Hz
• Chrominance-to-luminance delay: ≤10 ns or ≤15 ns
• SCH phase: 0° ±5°
• Frequency response: Flat within ±2% to 4.2 MHz (PAL) or ±2% to 4.8 MHz (NTSC)
• Field tilt: ≤0.5%; Line tilt: ≤0.5%
• Differential gain: ≤1%; Differential phase: ≤1°
• 2T pulse K-factor: ≤0.5%
Audio Test Signals
• 13 selectable tone frequencies from 50 Hz to 20 kHz
• Selectable audio sweep
• Three tone levels: 0 dBu, +4 dBu, +8 dBu
• Audio click sequence for left/right channel identification
Character ID
• Up to eight storable messages, each with two 16-character lines
– Key Features
• Portable handheld form factor
• Multi-standard video support (PAL/NTSC/NTSC Japan)
• Extensive pre-loaded test signal library with user configuration
• VITS insertion capability
• Integrated audio test tone generation
• On-screen character messaging
– Typical Applications
• Broadcast system installation and commissioning
• Cable network maintenance
• Video production facility troubleshooting
• Transmission line verification
• Equipment alignment and performance verification
