Philips PM5540
The Philips PM5540 is a test pattern generator that could be considered a black & white predecessor of the widely used Philips PM5544 test pattern. It has been used in Australia, Abu Dhabi, Denmark, Israel, Qatar and the Netherlands. A :File:Sjónvarpið Testcard.jpg|heavily modified version of the PM5540 test card was used by Sjónvarpið of Iceland from 1966 until 1982, and the latter test card was also used by some regional broadcasters of the German public broadcasting corporation ARD as well as by the national German public broadcaster ZDF.
