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A System for Retail Wheeling (2296 words) |
 | Transmission was always the one element of the electric utility industry that bore the greatest resemblance to natural monopoly. |
| Transmission facilities exhibit declining average cost in the sense that, for most routes, a larger set of transmission lines is more effective in moving power than duplicate sets of smaller wires. |
| Transmission facilities in the region would be paid based on the total load produced and consumed in the region as opposed to the mapping of transactions between specific buyers and sellers. |
| Zenith: HDTV (8205 words) |
| In the digital VSB transmission system described here, there is a flexibility of transmitting any one of five different digital VSB modes (2, 4, 8, 8-trellis, and 16), with the data rate dependent upon the number of discrete levels and whether trellis coding is used. |
| In the VSB transmission system, however, sync and timing recovery is performed with a narrowband PLL using the segment sync signal, independently of the data. |
| Carrier recovery in the VSB transmission system is performed using the low-level pilot that is added to the random data signal. |
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