CD burner write speed and cdrecord

Net Llama! netllama
Mon May 17 11:41:08 PDT 2004


Additionally the media you're burning to has a speed rating.

On 12/04/02 18:06, Brett I. Holcomb wrote:
> I think you'll find that the 48 is the speed at which it reads.  The unit 
> writes at a slower speed - how slow depends on the unit itself (the bus 
> it's on like IDE, SCSI, and how well made it is and the computer.  Usually 
> the write speed is lower like 1,2,8,12x.
> 
> What is important is a speed at which it produces good CDs and this may be 
> lower than what the vendor says is max spped.
> 
>> I am getting set to finally burn some cd's.  I have a 48 speed CD-R
>> drive. I have only a vague idea what that means.
>> 
>> Here is a section of the man cdrecord regarding speed of writing:
>> 
>> ======man cdrecord on speed========
>> speed = # Set the speed factor of the writing process to #. # is an
>> integer, representing a multiple of the audio speed. This is about 150
>> KB/s for CD-ROM and about 172 KB/s for CD-Audio. If no speed option is
>> present, cdrecord will try to get the speed value from the CDR_SPEED
>> environment. If your drive has problems with speed=2 or speed=4, you
>> should try speed=0.
>> =====end man cdrecord on speed=======
>> 
>> I would appreciate and English translation and some suggestions for
>> setting the speed parameter. If I understand this this means I can set
>> the speed of writing to 48. When I crank up the speed, either to 40 or
>> 50, cdrecord says it is writing at speed = 32.
>> 
>> Does the type of disk (mfg or type) influence the top writing speed?
>> 
>> I have an 800megahertz Athlon processor.
>> 
>> Any insight appreciated,
>> 
>> Joel
> 

-- 
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
L. Friedman                       	       netllama at linux-sxs.org
Linux Step-by-step & TyGeMo: 		    http://netllama.ipfox.com

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