Independent Broadcasting Authority rival Sky Television plc was able to launch an analogue service and intended to overshadow BSB by leasing transponders from Société Européenne des Satellites' RCA Astro-built satellite, Astra 1A. After around a year, the company merged with BSB. The IBA was disbanded as part of the Broadcasting Act 1990, being replaced on New Year's Day 1991 by the Independent Television Commission (ITC) (which also absorbed the Cable Authority), and the Radio Authority (RAu), which have since been merged with other regulators such as Broadcasting Standards Commission (BSC) and Oftel (Office of Telecommunications) to form one regulator, Ofcom. All of the
British Satellite Broadcasting service called Sky Television, using the Astra system and broadcast in PAL with analogue sound. BSB had been aware of the impending launch of Astra when it submitted its proposal to the IBA in 1986, but had discounted it. Lazard Brothers, the Pearson subsidiary responsible for BSB's first fundraising memorandum, reportedly regarded Astra as technology-led rather than programming-led and, therefore, an unlikely threat. The stage was set for a dramatic confrontation. BSB, expecting to be the UK's only satellite service, was faced with an aggressive drive by Murdoch's Sky to be the first service to launch. As Britain's official satellite