Example image of eyePlorer eyePlorer map for 'NTSC': Americas Analog television Burma Japan South Korea Taiwan ATSC (standards) DTV transition in the United States Federal Communications Commission Monochrome Single-sideband modulation DuMont Television Network NBC Philco RCA Scan line Frame rate Interlace Aspect ratio (image) Frequency modulation Color television Subcarrier CBS Korean War Office of Defense Mobilization Kukla, Fran and Ollie Tournament of Roses Parade Professional video camera RCA TK-40/41 Digital television Broadcast relay station Class A television service Low-power broadcasting NTSC-J Second System M Video Raster scan Synchronization Vertical blanking interval Closed captioning Vertical interval timecode Flicker fusion threshold Frequency Hertz 576i PAL SECAM Alternating current Utility frequency