Hi, Thank you for the explanation. Vinny ----- Original Message ----- From: "Curtis Delzer" <[EMAIL PROTECTED]> To: "PC Audio Discussion List" <[email protected]> Sent: Wednesday, August 13, 2008 9:10 AM Subject: Re: How to get the most material onto a standard cd UsingGoldwave and premier cd creator.
> Whatever you use, Gold Wave, Sound Forge, Studio Recorder, a CD can > hold up to 80 minutes of data, audio data, which equals about 703 > megabytes, so if your cassettes are, as you say, 72 minutes in > length, it should work fine, since you'll have 7 plus minutes left > over. If you wish to put analog audio on a cd, you won't make it any > format before recording except *.wav since you'll tell the cd burning > package you use to make the audio for you. (Nero, easy_CDA_creator, > Roxio, premier cd Creator, (whatever)), make them into just straight > audio sound which a normal cd player handles. If you put *.mp3 files > or any compressed format as data onto a cd, the cds will handle a > great deal more subjective time of 80 minutes, ten times that easily, > but a specialized cd player will be needed to play them which are, as > you know, readily available. > Gold wave makes the *.wav files, I'd suggest one per track of the > newly created cd, and then you can either make GoldWave burn the cd, > or another package which specialty is, burning audio cds, including > one I use called "Acoustica cd burner," or Nero. Changing the > sampling rate from 16Bit to 24Bit will not change a length or make it > possible to fit more, it will not do anything to the already recorded > audio. > Newly recorded audio, meaning not a copy of a cassette, certainly, > the higher sampling rates take up more room, not less, 8Khz, 16Khz, > 24Khz, 32Khz, etc but you're making a copy, not a new recording. > "Sampling rate," is a quality capability, not a compression or "fit > more" capability into a space, that is when making mp3s at different > rates of compression, e.g. 32K 40K 64K 128K 256K etc. Higher > "compression" rates of 32K compared to 256K take up less room, but > the K, mentioned here, is a different standard of handling audio than > the K mentioned in "sampling" rate. > I hope this gives you a glimmering. What you can do is this; after > the recording onto cds is done, you can save all tracks on your > computer, later, as *.mp3 or *.ogg or ... there are many possible > compress formats, and if not in stereo, you can save them in mono at > 64K bit rate, and will have no degradation, since cassettes will not > go as high as 16Khz on the high end anyway unless there is > specialized recording methods taken and the material contains a lot > of 16Khz energy which is extremely unlikely considering the sources > you're talking about. You can then make, if needed, more copies of > the material onto straight audio cds, using one of the above > mentioned packages, who will convert, on the fly, most compressed > formats right back into audio format for you. When recording, since > these are kids in different circumstances of excitement, play, calm, > etc. you will probably also wish to make sure clipping does not > happen, so record at a relatively low level, and then normalize > afterwards so the computer can handle the optimal level for you after > the initial recording is done. > > Curtis Delzer > > At 08:13 AM 8/13/2008, you wrote: >>Hi, >> I have never done the following proceedure before, and could use >>suggestions. I have been asked to copy quite a number of cassettes of >>greatly varying lengths to be preserved onto cds. These cassettes are old >>family cassettes of kids singing and talking etc. Because the amount of >>material on each cassette varies from 7 minutes, to at least 30 minutes, I >>want to copy them consecutively. I will be using Goldwave. These cds >>should be able to be played on any cd player, so not an mp3 formate for >>now. >> So, if I change the byt rate, from 16 to 24, can I squeze more onto a >>cd? With premier cd Creator, when I put a new cd into the computer, it >>will >>tell me I have 703 megabytes free. I have been able to put about 72 >>minutes >>of material onto a cassette. Is there any way I could squeze a few >>minutes >>more onto each cd without having to go to mp3 format? Thanks very much for >>your help >>Vinny Samarco? >> >> >> >>Jonathan Mosen List Founder >>Audio List Help, Guidelines, Archives and more... >>http://www.pc-audio.org >>To unsubscribe from this list, send a blank email to: >>[EMAIL PROTECTED] > > Jonathan Mosen List Founder > Audio List Help, Guidelines, Archives and more... > http://www.pc-audio.org > To unsubscribe from this list, send a blank email to: > [EMAIL PROTECTED] Jonathan Mosen List Founder Audio List Help, Guidelines, Archives and more... http://www.pc-audio.org To unsubscribe from this list, send a blank email to: [EMAIL PROTECTED]
