Question: what is the difference between pal and ntsc video format?
Answer: But what's the technical difference between PAL and NTSC? ... The other primary difference in the two signals is that PAL signal uses 625 signal lines, of which 576 (known as 576i signal) appear as visible lines on the television set, whereas NTSC formatted signal uses 525 lines, of which 480 appear visibly (480i).