| International Transmission
Standards |
|
| a | b | c | d | e | f | g | h | i | j | k | l | m | n | o | p | q | r | s | t | u | v | y | z |
| Country | Lines/Colour | Voltage | Frequency |
| Abu Dhabi | 625 PAL | 240V | 50Hz |
| Afghanistan | 624 PAL | 220V | 50Hz |
| Alaska | 525 NTSC | 240/120V | 50/60Hz |
| Albania | 625 SECAM | 220V | 50Hz |
| Algeria | 625 PAL | 220V | 50Hz |
| Andorra | 625 PAL | 220/127V | 50/60Hz |
| Angola | 625 PAL | 220V | 50Hz |
| Antartica | 525 NTSC | 240/120V | 50/60Hz |
| Antigua/Barbuda | 525 NTSC | 230V | 60Hz |
| Antilles | 525 NTSC | 240/120V | 50/60Hz |
| Argentina | 625 PAL N | 220V | 50Hz |
| Armenia | 625 SECAM | 220/127V | 50Hz |
| Aruba | 525 NTSC | ||
| Australia | 625 PAL | 240V | 50Hz |
| Austria | 625 PAL | 220V | 50Hz |
| Azerbaijan | 625 PAL | 50Hz | |
| Azores | 625 PAL | 240/220V | 50Hz |