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Video Signal Generator
Features
- NTSC Color Bars-with or without-IWQ signal
- TCXO Master Oscillator Stability Exceeds Broadcast Requirements
- Five step linear staircase; selectable high/low chroma
- Selectable chroma and burst
- Circle pattern
- Multiburst pattern-full field, stepped or variable
- Convergence patterns-dot, crosshatch, dot-hatch, center cross
- Raster patterns-eight EIA colors
- RGB outputs
- lnterlaced or progressive scan
- Gen lock
- Crystal Oscillator-I-F, CH 3, CH 4 and sync generator
- Composite video output
- RF output
- External Video input
- Sound output-1 kHz or 3 kHz
- external audio input and output
- Black Burst, Sync Pulse, Subcarrier, Multiburst, Composite blanking output
- Rugged rack-mount cabinet design
Specifications
| Synchronization type |
69.94 Hz field of 525 lines, interlaced scan |
| 262 lines non-interlaced scan |
| Horizontal Frequency |
15.734 kHz |
| Vertical Frequency |
59.94 Hz |
| Horizontal Blanking |
10.76 ms |
| Vertical Blanking |
1.33 ms |
| Horizontal Sync |
4.89 ms |
| Front Porch |
1.47 ms |
| Burst |
8 cycles minimum 3.58 MHz |
| Equalizing Pulse |
2.44 ms |
| Impedance |
75 ohms |
| Burst phase chroma: |
40 or 20 IEEE units |
| Gated Multiburst: |
0.5, 1.5, 2, 3, 3.58, and 4.2 MHz ±5% |
| NTSC Color Bars: |
White (75%), yellow, cyan, green, magenta, red, blue, black (7.5% set-up) |
| Subcarrier Output Frequency: |
3.579545 MHz (±5 Hz 0° to 40°C) |
| RF Output Carrier Frequency |
Crystal controlled |
| Ch 3 = 61.25 MHz |
| Ch 4 = 67.25 MHz |
| I-F = 45.75 MHz |
| Internal Audio Signal |
3 kHz or 1 kHz |
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