Wilmington, N.C. — The digital TV era is officially under way in America, and it started in Wilington.
At noon Monday, Wilmington became the first city in the United States to switch completely to digital broadcast signals.
Media from across the region and beyond gathered at Thalian Hall to cover the start of a new era, called “The Big Switch.”
Kevin Martin, chairman of the Federal Communications Commission and a Waxhaw native, was on hand for the occasion. He said Wilmington was chosen as the test market for the nation because all local stations were digital-ready.
Wilmington Mayor Bill Saffo also made remarks, thanking the five commercial TV stations in the region for volunteering to be a digital test market for the nation.
Monday’s change affected only those who still rely on an over-the-air signal for their television sets. Officials say that's about 7 percent of TV viewers in the Wilmington market.
They're the ones who need converter boxes, unless they already have digital TV sets. Everyone else is a cable or satellite TV subscriber, and for them the switchover will be seamless.
Constance Knox, general manager of WILM-TV said the stations prepared for the switch with an extensive public education campaign. They even tested the switch on Saturday night. Knox said all local stations turned off their analog signals for one minute during prime time Saturday so viewers could see whether they’re prepared.
“We basically blocked out all other viewing opportunities, at least on local channels, in order to have that message hammered home,” Knox said.
WILM is owned by Capitol Broadcasting Co., the parent company of WRAL.com and WRAL-TV.
Analog signals will no longer show regular programming in Wilmington. However, an analog signal will broadcast a message telling people how to get their converter boxes. Officials expect the message to be up for about a month.
FCC staffers have been in the market since May, helping to spread the word. Public service announcements and news stories have aired on local stations.
The transition is being compared to the change from black-and-white television to color TV in the 1950s. TV stations have relied on analog signals for 65 years; digital TV provides a much sharper picture and better sound.
The FCC hopes to work out any kinks in Wilmington before the entire country switches over on Feb. 17.
To find out more about the DTV transition, click here.



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You don't need an antenna to get the local channels digitally if you have standard cable. The ATSC signals for the local stations are broadcast over the cable line just like the NTSC signals. All you have to do is connect your television to the cable outlet and tune using ATSC and you'll be able to watch all of the local channels in HD without any set-top boxes, expensive digital cable service or fussy antennas.
September 11, 2008 2:07 p.m.
Despite the multipath problems, I get more watchable (in my subjective opinion) digital ATSC channels in Cary than analog NTSC channels. ATSC has me watching terrestrial broadcast TV for the first time in years, including recording broadcasts to my DVR through one of the coupon-discounted converter boxes. I think the signal looks better than analog cable, which I don't watch anymore.
September 9, 2008 10:40 a.m.
Good luck trying to find out the latest on the hurricane or other inclement weather with ATSC. You might as well use two cans and a string.
On the other hand, DVB has a number of safeguards that ATSC lacks to ensure a better reception. DVB-T has hierarchical modulation which means that if you have a low signal strength, you can downgrade the signal to regular SD resolutions (and lower the bitrate) rather than HD increasing your chances of getting a picture. It also has more error correction choices and the option to have more redundant data (at the cost of bandwidth).
DVB-T has been in use in the UK for 10 years now, long before the US had over-the-air digital stations. The only reason the ATSC standard was created is because patents make it more profitable for US companies.
September 8, 2008 8:53 p.m.
September 8, 2008 6:28 p.m.
ATSC only supports 8VSB OTA. 8VSB is ok when you don't have any obstructions but in mountainous areas and urban areas, you'll have problems.
DVB-T supports multiple modulation techniques including QPSK, 16QAM and 64QAM and all DVB-T tuners have to support them. So a station can decide which modulation to use based on it's viewing area.
In addition, DVB-T2 (an extension to DVB-T) uses MPEG4 Part 10 (H.264/AVC) compression instead of the antiquated MPEG2 algorithm. This means higher video quality using less bandwidth which means more room for multiplexed channels without quality degradation (think the WRAL Weather and News Channels.)
September 8, 2008 4:12 p.m.