DD1
Encyclopedia
DD1 may refer to:
- DD NationalDD NationalDD National or DD1 is Doordarshan's flagship channel and the most widely available terrestrial television channel in India.-The Early Years:...
, an Indian national channel - PRR DD1PRR DD1The Pennsylvania Railroad's class DD1 were semi-permanently coupled pairs of third rail direct current electric locomotives built for the railroad's initial New York-area electrification. They operated between Manhattan Transfer and Pennsylvania Station in New York City, and from there to the...
, Pennsylvania Railroad's class of electric locomotives