writing double layer Dvd's
Anne Wilson
cannewilson at tiscali.co.uk
Sun Dec 3 10:22:04 UTC 2006
On Sunday 03 December 2006 06:43, Ric Moore wrote:
> On Sat, 2006-12-02 at 16:01 -0600, Aaron Konstam wrote:
> > On Sat, 2006-12-02 at 12:04 -0500, Ric Moore wrote:
> > > Sure, I could Google, but I don't trust "them" as much as I do you. I'm
> > > about to write an iso file to a double layer Dvd. I'd like to hear just
> > > what is a good burn speed. The box sez no more than 8X. Well, what
> > > would be better? 1X? 2X? 4X? I'd rather it not take the weekend to burn
> > > 7.4 gigs. But, these darn disks are expensive. I really don't want to
> > > make a $4 coaster. What say you?? Any caveats? Thanks, Ric
> >
> > run: cdrecord -prcap
> >
> > It tells you things like that.
>
> Mine reported:
> Maximum read speed: 8467 kB/s (CD 48x, DVD 6x)
> Current read speed: 8467 kB/s (CD 48x, DVD 6x)
> Maximum write speed: 8467 kB/s (CD 48x, DVD 6x)
> Current write speed: 8467 kB/s (CD 48x, DVD 6x)
> Rotational control selected: CLV/PCAV
> Buffer size in KB: 2048
> Copy management revision supported: 1
> Number of supported write speeds: 9
> Write speed # 0: 8467 kB/s CLV/PCAV (CD 48x, DVD 6x)
> Write speed # 1: 7056 kB/s CLV/PCAV (CD 40x, DVD 5x)
> Write speed # 2: 5645 kB/s CLV/PCAV (CD 32x, DVD 4x)
> Write speed # 3: 4234 kB/s CLV/PCAV (CD 24x, DVD 3x)
> Write speed # 4: 2822 kB/s CLV/PCAV (CD 16x, DVD 2x)
> Write speed # 5: 2112 kB/s CLV/PCAV (CD 12x, DVD 1x)
> Write speed # 6: 1764 kB/s CLV/PCAV (CD 10x, DVD 1x)
> Write speed # 7: 1411 kB/s CLV/PCAV (CD 8x, DVD 1x)
> Write speed # 8: 706 kB/s CLV/PCAV (CD 4x, DVD 0x)
>
> But I took Kurt's advice, burned at 2X and now am the proud Papa of a
> brand new Dvd. From this list I could burn at 6X?? Ric
FWIW, Ric, I have always found that as a rule of thumb, half of the stated
maximum is the best for burn compatibility with all readers.
Anne
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