sample rates

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Member Since: Feb 17, 2003

what sample rate should i record at? i know that when going to a cd, it is like 44.1, so should i record at 44, or record at a higher rate and let it change the rate?
thanks
jason

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Administrator
Since: Apr 03, 2002


Mar 26, 2003 09:37 am

I wouldn't record at a higher sample rate, but maybe a higher bit rate. Bit's are less destructive when converting than sample rates are.

Member
Since: Feb 17, 2003


Mar 26, 2003 09:39 am

how do i change the bit rate on a delta 44? or in cool edit pro?
thanks

Administrator
Since: Apr 03, 2002


Mar 26, 2003 09:40 am

I know nothing about cool edit, can't help ya there, but it should be in the recording properties somewhere...

Member
Since: Feb 17, 2003


Mar 26, 2003 09:42 am

but it is in the recording software, and not the hardware?

Contributor
Since: Dec 30, 2002


Mar 26, 2003 09:53 am

Yeah, bit depth (and sample rate for that matter) are both controlled by the software (which will in turn then set the hardware).

There will be an option somewhere in Cool Edit Pro to run at 44.1Khz, 24bit (which is what I work at)

jues.

The Quiet Minded
Member
Since: Jan 01, 2003


Mar 26, 2003 10:45 am

Jason, do you remember the ploblem we had wuth the cracks? I only solved it by raising the sample rate. Is it that bad to use a 96KHz sample rate?

Czar of Midi
Administrator
Since: Apr 04, 2002


Mar 26, 2003 07:27 pm

Bruno, you need to raise the buffer, not the sample rate. And you can open the Delta control panel and hard set the sample rate. it is under the Hardware settings tab.

The Quiet Minded
Member
Since: Jan 01, 2003


Mar 26, 2003 09:14 pm

what if I record with 96KHz? Will I have to convert it back to 44 when the job is done? Why and what happens if I do?

Contributor
Since: Sep 09, 2002


Mar 26, 2003 09:40 pm

you're going to use up more than twice the disc space at 96KHz. It only gives you more accurate representations of higher frequency waveforms. And yes you'll ultimately have to dither back down to 44.1KHz if you want to burn it to conventional redbook compliant CD. at 44.1Khz you can capture the entire audible spectrum, so you're relaly not gaining much by bumping it up. Apparently the dithering back down to 44.1KHz is lossy.. somebody, jues i think, mentioned in another thread that you'd be better off upping the bitrate to 24bit instead of upping the sample rate. this gives you greater resolution between differences in amplitude, therefor a greater headroom to work in.

i like to think of bit rate and sample rate as analogous to digital video. think of the sample rate as frames per second, and the bitrate as the resolution of each frame. that how i explain it to people.

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