Tektronix 1910 NTSC Test Signal Generator/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 ohms |
|
Impedance |
75 ohms 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) |
|
Differential Gain |
(10-90 APL) |
|
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 |