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| Light Amplification by simulated emission of radiation 1310-1550nm |
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| 0 dBmv(rf) is equal to ____mv.(light) |
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| What type of signal is Digital. |
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| What type of signal is Analog. |
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| What compression is Digital TV (HD TV) |
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| The process by which these specific values are converted into a data or bit system. |
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Modulation Types for
Video...
Sound...
Color... |
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Video...Amplitude Modulation
Sound...Frequency Modulation
Color...Phase Modulation |
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| Is the assigning of a specific value to each of the samples. |
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| Is the measuring of the analog signal at specific intervals. (More Samples=More Accuracy) |
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| The 2 most common Modulation Schemes are? |
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| The unwanted sum and/or difference in frequencies resulting from mixing of 2 or more signals. |
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| The unwanted sum and/or difference in frequencies resulting from mixing of 2 or more signals. |
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| Compression and Decompression |
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| The amount of noise in an amp |
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| The difference between the peak carrier level measured in dBmv |
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| Amplifiers add what to the system |
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| Every time a cascade doubles it changes the C/N by how many db |
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| Moving Picture Experts Group |
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| Caused in one channel by the carrier from another transmitter operating on the same channel |
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| If your input of an amp equals NF then the C/N level will be |
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| Un-designed change in the waveform of a signal |
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| 3 Types of Digital Distortions |
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Spectral Re-Growth
Multipath and Reflections
Phase Noise |
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| A figure of merit derived mathematically from the number and severity of signal leaks in a cable system |
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CLI
Cable Leakage Index
64 or less figure of merit |
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