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Tektronix 1910 NTSC Digital Test Signal Generator and
Inserter
Features:
- Four external VITS inputs for insertion of
Teletext, Closed Captioning, Source ID, and more
- Nonvolatile memory to maintain selected VITS and
full field signal configuration after power interruption
- Signal stored in replaceable PROMs
- The accuracy and stability of all-digital 10-bit sync
and signal generation
- RS-232 remote control port
Specifications:
- Program Line Input Level: 1 V ±3 dB (0.7
to 1.4 V) into 75 ohm
- Impedance: 75 Ohm nominal
- Hum Rejection: >/=10 dB, (>/=20 dB
user selectable) referenced to 1 V hum
- Video Gain: Unity gain ±0.5%
- Pulse to Bar Ratio: 2T Pulse to Bar Ratio: 100% ±0.25%
- Frequency Response: 0.5% to 5 MHz; 1.0% to 10 MHz
- Differential Phase: (10-90 APL) </=0.15°
- Differential Gain: (10-90 APL) </=0.2%
- Random Noise (Weighted): >/=75 dB (rms) down,
referenced to 1 V
- Crosstalk (Internal to Program Line):
- 2T >/=70 dB; (down, referenced) to 0.714 V.
- Subcarrier: >/=60 dB down referenced to
0.714 V
- RS232 Input/Output: ASCII, Serial, Asynchronous Data.
Full duplex input and output
- Digital Data Interface: Parallel, 12 balanced, signal
pairs consisting of 10 bits per sample, clock, timing reference signal
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