PAL region

PAL Region Media

Analog television encoding systems by nation: NTSC (green), SECAM (orange), and PAL (blue)
Un-decoded PAL image, showing chroma information as fine patterns chroma dots (click to zoom) overlapping the luma signal
Decoded PAL image, with chroma fully recovered. Some minor artifacts (see dot crawl) are present across transition areas (click to zoom).
Spectrum of a System I television channel with PAL
RF spectrogram and waterfall of an actual PAL-I transmission with NICAM
Oscillogram of composite PAL signal—several lines
Oscillogram of composite PAL signal—two lines
A waterfall display showing a 20ms long interlaced PAL frame with high FFT resolution
Analyzing a PAL signal and decoding the 20ms frame and 64 μs lines

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