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NTSC Digital Composite Waveform Monitor
Features
and Benefits
- Two Analog Composite Inputs
- Two Serial Digital Composite Inputs
- One Parallel Digital Composite Input
- Passive Loop-through for Serial Inputs
- Precision Analog Display of Digital Input
- Full Time DAC Output
- Serial Digital Bit Stream EYE Pattern Display
- Error Detection and Handling Display Mode (EDH)
- Displays VTR Servo Waveforms
- Menu Screens for Instrument Setups and Error Read-outs
Applications
- Baseband Monitoring of Analog and Digital Composite Video Signals
CHARACTERISTICS
Serial Inputs
- Input Type: Passive loop-through 75 Ohm compensated
- Insertion Loss: < 1%
- Transmission Bandwidth: 50 kHz to 350 MHz, ±3%
Serial Receiver
- Input Signal: 143 Mb/s (NTSC)
- Equalization: Automatic
- Maximum Range: > 250 meters using Belden 8281 coax
Eye Pattern Display
- Type: Equivalent time sampler
- Input Signal: Selected serial input, with or without equalization
- Bandwidth: > 350 MHz
- Risetime: < 1 ns
- Deflection Factor:
Vertical: 100 mV/10 IRE
Horizontal: 2 ns/div
Parallel Digital Input
- Type: Differential ECL (10 K family)
- Input Impedance: 110 Ohm nominal
Parallel Digital Output
- Type: Differential ECL (10 K family)
- Load Impedance: 110 Ohm nominal
DAC Output
- Frequency Response:
50 kHz to 4.2 MHz (NTSC): ±1%
4.2 MHz to 5.5 MHz (NTSC): ±5%
- Differential Gain: < 0.6%
- Differential Phase: < 0.3°
- Luminance Amplitude Accuracy: ±1%
- Luminance Nonlinearity: < 1%
- 2T Pulse Preshoot and Overshoot: < 1%
- 2T Pulse-to-bar Ratio: ±1%
- Chrominance-to-luminance Gain: ±1%
- Chrominance-to-luminance Delay: < 10 ns
- SCH Phase Error: < 10°
- Output Impedance: 75 Ohm nominal
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