Infoseite // Asynchronität due to the sampling rate? (48 and 96KHz)



Frage von Blackeagle123:


Hey you all,

I have a concert of a recording of the Camera (Normalton, 48KHz) and a recording (96KHz). After about 50 minutes running asynchronously me everything apart. Why?

If the error on the s.einem good recording? (MiniDisc, a mistake could have happened, beuim Capture). Or is this simply s.den different sampling rates? (Please explain to me in the event of what the sampling rate with the time to do it? Geht sowas überhaupt? Whether 48 or 96, which is only twice as "good" or ..?:-P)

Why are there still these 44.1 KHz sampling rate? (In the film, is 48 standard, right? I have a 44.1 setting, but no .. 96th grade, I understand that everything is no longer?)

Bin for each response and grateful for the help!

Many greetings,
Constantin

Space


Antwort von AndyZZ:

44.1 kHz is the standard for audio CDs.
The audio CDs are now almost 25 years old that one can indeed say that technology has probably evolved (48 kHz and 96 kHz), for compatibility reasons, the standard CD but still 44.1 kHz is sampled.

Space


Antwort von Blackeagle123:

Can it really be Asynchronitäten, when two of the same with MP3s once 44.1, with 48 and once with 96KHz scans? Or you notice just sounding a difference (qualitative)?

Many greetings,
Constantin

Space


Antwort von Schleichmichel:

If you have an MP3 into a 44.1kHz WAV file umwandelst, it will not be shorter or longer than if you'd walk in 96kHz. You will be in the File-96kHz only precise cutting can incomprehensible water then small differences in length would result.

I see the root of the problem is closer to the MiniDisc recorder, and to me is as if I had been here one or the other times just warned.

With a MP3 or ATRAC Kompressionenwie there (operating principle) no sample rate, as they are of WAV / AIFF / SDII or similar knows. There the sample rate so the bar.

For tasks where sound and time are important criteria, I would in any case of compression advise. Especially as a WAV recorder synonymous really not as expensive as it is earlier.

Space


Antwort von Frank B.:

Which minidisc recorder samplet because with 96kHz?
With MD as a parallel recording, I have bad experiences synonymous. For DAT and HD recordings (also 48 kHz), there were never problems.

Frank

Space


Antwort von Schleichmichel:

I think, Constantin MD to take on and then plays on the sound card with 96 kHz in the calculator. So I understand ... how he just comes to MP3, I do not synonymous. Perhaps just as an example for the question.

DAT is synonymous yes "uncompressed", whereby it is "uncompressed" in digital, so strictly speaking, never there. But I think you know what I mean.

Space


Antwort von Frank B.:

So, I'm really not an expert in the field, but the pure logic of it should be a difference between sample-(sampling) rate and compression type. The sampling rate only indicates how often an analog signal per second "sampled" is. it is called a digital grid, which is based on the audio signal is applied. The finer the grid, the more accurate the subsequent presentation. Compression is the omission of superfluous vermeindlich data and the associated decrease of the original data set. As could the problem of my minidisc (ATRAC) and MP3 to DAT, CD and uncompressed HD Studio lie. the last 3 compress as I understand not, while the first two do.

Corrected me when I lie next to.

Frank

Space


Antwort von Schleichmichel:

Clearly there is a difference between the sampling frequencies. And exactly the what you've described (finer Resolutionin the time axis). This extends synonymous depicted the highest possible frequency and the "cleanliness" of high frequencies.

Only when an MP3 into different sampling frequencies will be changed, one has no real advantages. That said I do.

Space


Antwort von Frank B.:

Yes, exactly. Have you understood. I see as synonymous.
Only one record of you I have not really savvy:

"... where it is" uncompressed "in digital, so strictly speaking, never there."

For me, uncompressed, if no compression is angewedet.

Frank

Space



Space


Antwort von Schleichmichel:

Ah, yes this is a comment that I would omit synonymous gut can. Redundant geblubber ... I'm sorry.

Thus, I have more on the A / D conversion and the associated quantization terms. Whether the sampling frequency or the bit is meant, in fact, is already a compression of data. Finally, there is so synonymous old compression method, which merely reduce the bitrate and frequency trim.

Space


Antwort von Blackeagle123:

Hello,

Thank you for your reply.

Japp, I meant the 96KHz capturing in the PC. MP3 was just an example.
The problem was not s.den 96KHz, but s.der transmission. I have the finished data get burned to DVD (several hours as an MP3 recording synchronous)!

We have here today with an MD player all over again captured. Now everything works flawlessly, without Asynchronität!

Thank you love and greetings,
Constantin

Space





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