DTV

Allbritton Communications' ABC affil WJLA Washington, D.C., is replacing its Local Point TV multicast channel with programming from Retro Television Network, which supplies way-off-network programming to more than 70 stations

The FCC Office of Engineering and Technology has completed some of its outdoor testing of white space devices, and Motorola claims its geolocation concept for interference protection in the DTV white spaces is moving forward.

The company coordinating the use of wireless microphones at both the Republican and Democratic conventions is offering test unlicensed mobile devices at the same time it is testing microphones in the convention venues but before the action starts.

Sony, Samsung and other consumer-electronics heavyweights are uniting to support a technology that could send high-definition video signals wirelessly from a single set-top box to screens around the home.

Capitol Broadcasting's CBS affiliate teamed up with CBC New Media Group on the state's first field test of mobile digital television this week. The two parties will use the MPH system, which allows broadcasters to deliver DTV to mobile devices including cellular phones, laptops and personal media players.

Hispanic households are among the least prepared for the transition to digital TV next February.

According to the FCC, broadcasters collectively aired more than 1 million digital TV transition announcements in the most recent quarter. That broke down to 632,677 PSAs and 520,652 crawls, snipes or tickers.

The Recording Academy, which administers the Grammy Awards, wants the FCC to come to Chicago to test so-called "white spaces" devices in the field at the Lollapalooza music festival on Aug. 1.

The Hearst-Argyle Fort Smith, Ark., ABC affiliates are simulating an analog shutoff during every newscast on the 17th of each month from now until the digital transition next February.