PAL is an acronym for 'Phase Alteration Line'. The various subsets of PAL are types B, G, H, and I. These are defined below. PAL type 'B' specifications: Line/Field = 625/50 FH = 15.625 KHz FV = 50 Hz FSC = 4.43361875 MHz Blanking Setup = 0 IRE Video Bandwidth = 5.0 MHz Audio Carrier = 5.5 MHz Channel Bandwidth = 7.0 MHz PAL type 'G' specifications: Line/Field = 625/50 FH = 15.625 KHz FV = 50 Hz FSC = 4.43361875 MHz Blanking Setup = 0 IRE Video Bandwidth = 5.0 MHz Audio Carrier = 5.5 MHz Channel Bandwidth = 8.0 MHz PAL type 'H' specifications: Line/Field = 625/50 FH = 15.625 KHz FV = 50 Hz FSC = 4.43361875 MHz Blanking Setup = 0 IRE Video Bandwidth = 5.0 MHz Audio Carrier = 5.5 MHz Channel Bandwidth = 8.0 MHz PAL type 'I' specifications: Line/Field = 625/50 FH = 15.625 KHz FV = 50 Hz FSC = 4.43361875 MHz Blanking Setup = 0 IRE Video Bandwidth = 5.5 MHz Audio Carrier = 6.0 MHz Channel Bandwidth = 8 MHz PAL type 'D' specifications: Line/Field = 625/50 FH = 15.625 KHz FV = 50 Hz FSC = 4.43361875 MHz Blanking Setup = 0.0 IRE Video Bandwidth = 6.0 MHz Audio Carrier = 6.5 MHz Channel Bandwidth = 8.0 MHz PAL type 'M' specifications: Line/Field = 625/50 FH = 15.750 KHz FV = 59.94 Hz FSC = 3.57561149 MHz Blanking Setup = 7.5 IRE Video Bandwidth = 4.2 MHz Audio Carrier = 4.5 MHz Channel Bandwidth = 6.0 MHz PAL type 'N' specifications: Line/Field = 625/50 FH = 15.625 KHz FV = 50 Hz FSC = 4.43361875 MHz Blanking Setup = 7.5 IRE Video Bandwidth = 5.0 MHz Audio Carrier = 5.5 MHz Channel Bandwidth = 6.0 MHz PAL type Combination 'N' specifications: Line/Field = 625/50 FH = 15.625 KHz FV = 50 Hz FSC = 3.58205625 MHz Blanking Setup = 0.0 IRE Video Bandwidth = 4.2 MHz Audio Carrier = 4.5 MHz Channel Bandwidth = 6.0 MHz