At 09:08 AM 3/4/2004 +0100, Lars Gaustad wrote: >With the decline in CR-R quality, I first of all think you are entering >dangeruos terrain. >Even the large respected vendors of quality media now sells outsourced >produced CD-Rs under their own name. > >But you need at least to have an error report on each disc produced to >maintain initial top quality in terms of low error rate. >I am not sure about the Plextor Premium drive, one of the great problems >on CD_R technology is the fact that >drives do not have to be buildt to standards, which means that your test >result is only as good as your drive, >and only consistent using the same drive for retesting. > >A professional testing euipment would be a nescessity to maintain validity. There are also professional services which can reduce the outlay required. I have no connection with Media Sciences, but have used their service. Note that the expertise needed to assess recording quality is substantial; while the hardware is costly, building the skills needed to exploit it is even more expensive. Drop by http://www.mscience.com/ for an introduction. Jerry will also test a single disc for you without charge; when you see the extent of his analysis, you may well decide to turn that part of your project over to his company. Mike -- [log in to unmask] http://www.mrichter.com/