DVCPRO A relatively low cost broadcast Digital VTR format based on the consumer DV standard using 6.35 mm tape recording a 4.2.0 component signal sampled at 8 bits and compressed at a ratio of 5:1 on metal evaporated tape.
References
Pank, B., Editor, 1994, The Digital Fact Book, 7th Ed, Quantel, Newbury, UK