- Philips PM5544
The
Philips PM5544 is atelevision pattern generator, most commonly used to provide a television station with a complextest card . It has been in use since the dawn ofcolour television, and is the most commonly used test card generator, with only the SMPTE bars and theBBC Test Card F coming close to its usage.The BBC occasionally uses a modified version,
Test Card G . Many broadcasters using a 625 linePAL system use some form of the PM5544 test pattern.Since the PM5544 is geared towards the
PAL colour coding system, this test pattern is uncommon amongNTSC broadcasters, though some, such asCBFT ,CBMT ,WBOY-TV andWNYW , have used a 525 line version of the PM5544 in the past [http://www.oldtvguides.com/DXPhotos/] , [http://www.meldrum.co.uk/mhp/feedback.html] .The PM5544 was also in widespread use in Australia for many years, most notably with the ABC and SBS. Some commercial stations also used the PM5544.
A
widescreen capable version of the unit, thePM5644 , also exists.
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