lead-in


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Related to lead-in: lead pencil, lead poisoning

lead-in

[′lēd‚in]
(electricity)
A single wire used to connect a single-terminal outdoor antenna to a receiver or transmitter. Also known as down-lead.

lead-in

The first part of a CD-R recording session, which starts 25mm from the dead center of the disc and takes up 4,500 sectors. The table of contents is written into the lead-in when the session is closed. Its purpose is to allow the drive to synchronize and to hold the table of contents. If the disc is not closed, it contains the address of the next session. Contrast with lead-out.
References in periodicals archive ?
Developing Live Access involved completely redesigning and rigorously testing Lead-in's crucial data base.
The first three chapters and chapter lead-ins are particularly useful for researchers.
Despite the weak lead-ins, KATV was still just a couple of rating and share points behind KTHV at 10 p.m., although KATV and KTHV both slipped from the previous year while KARK enjoyed a gain of about one-fourth in ratings and share points.
"How I Met Your Mother" opened its final season well (3.7), but "2 Broke Girls" came back lower than expected (2.8) and newcomer "Mom" didn't wow in its bow (2.5), though it held most of its lead-in. And capping the night, Jerry Bruckheimer thriller "Hostages" (1.8) ran third in its hour.
KLRT will benefit from no head-to-head competition, a firm corporate commitment and strong lead-ins. But, finding an ignored niche could be a boon.
But again, looking at February as an example, this year's lead-in for "Grey's" (1.25 for a combo of drama "Zero Hour" and "Shark Tank" repeats) was 27% lower than last year's "Wipeout" (1.72).
NBCU managed to get a renewal for "Maury" spinoff "Trisha Goddard," which rates a modest 0.6/2, but is on par with lead-in and year-ago numbers in already-soft time periods.
On the NBC-owned stations, where "Ellen" follows "Steve Harvey" in the country's top markets, the show is improving on its lead-ins by 50% and over year-ago time periods by 67% among women 25-54, The story is similar in households, where "Ellen" is up over its lead-ins by 44% and over last year by 64%.
By contrast, for a rebuilding network like NBC, the dearth of strong lead-ins obviously limits scheduling options, although that's hardly reason to embrace strategies with little precedent for success.
This fall it will use younger skewing, comedic series "Desperate Housewives" and "Happy Endings" as lead-ins for serialized newcomers "Pan Am" and "Revenge" on Sunday and Wednesday, respectively.
My Dad Says." The latter, even with William Shatner, doesn't figure to help "CSI" much as a lead-in, but if things don't work out, CBS can always return "Bang" to Mondays and move "Survivor" back from Wednesdays, where it formed one of the most successful ongoing two-hour combos with "CSI" in TV history.