All this ESCs - previews are on DVDs right now:
Here are some information about the footage material:
Previews are the official video clips from the songs of each year. Previews are NOT the show itselfes.
This clip are given to the delegations before the contest wich are shared with the broadcasting stations to make up their mind.
All above years are now on DVD. The quality is good up to superior, depending on the source. In most cases the footage are directly copied from studio-DV-tapes or similar material. Therefore the quality is nearly lossles to its original recording. The sound is stereo/surround from 1986 to 2005. Picture is color since 1969. The commentary is almost german (ARD). The footage is digitized to DigitalVideo format, and encoded to MPEG2 with the following parameters:
· Picture: MPEG2, bitrate min. 2000, max. 8000, av. 5000.
· Sound: Dolby Digital 2.0 / 5.1 , 256 kBit/s, stereo/dolby surround.
· All audio tracks are SYNCHRON to the picture in every edition/any year !
ESCs with a runningtime up to 2 hours, 1 DVD disc is used, above 2 hrs. a second DVD. The DVDs are press-printed in 4 color-high resolution mode (professional printed-NO STICKER!). The covers and inlays are also printed in 4-color on 160 gramm-sheets (professional printed).