Global Crossing Ltd.?s Atlantic Crossing (AC-1) cable has a new investor. The Unisource shareholders?ptt Telecom, the Netherlands; Telia, Sweden; and Swisscom, Switzerland?are investing $100 million for a block of bandwidth for voice, data, and video transmission. In addition to purchasing capacity, the agreement includes lease rights to ptt Telecom BV?s cable station in Beverwijk, a 25-year agreement for ongoing maintenance and operations of the cable station, and customer assurances for access to the pan-European fiber networks being developed by Unisource. AC-1 connects the United States to the United Kingdom, the Netherlands, and Germany through a self-healing ring using wdm technology. Service is scheduled to start in May 1998.