SONICblue Inc. is expanding its ReplayTV strategy by launching a new digital video recorder into the retail market during the second half of the year. The new product will use features from ReplayTV 4000, although a price wasn’t available. …

AM Communications Inc. will move its headquarters, effective tomorrow, to 1900 AM Drive, Quakertown, Pa. 18951-2701. The new location was built for the company in 1983, and AM was there until 1998, when it moved to a manufacturing facility. The company recently outsourced manufacturing and is moving back to the old digs. …

Openet Telecom signed a joint business alliance with Dublin, Ireland’s ICL, which will sell and integrate systems based on Openet’s FusionWorks convergent mediation system. The two already “are working on” a joint client, a pan-European carrier of IP services. …

Soon-to-be-former TechTV CEO Larry Wangberg has been appointed to Charter Communications’ board. Wangberg recently announced he would resign as TechTV’s CEO and help find a replacement. He will remain on its board. …

Level 3 Communications will sell metropolitan dark fiber to the District of Columbia, which will use more than 20 fibers to create a high-speed data network linking government buildings at a variety of city locations. The company owns and operates 36 metro networks — 27 in the United States and nine in Europe. Financial terms were not disclosed. …