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DJM-900nxs recording with Audacity

So since I've got my new setup consisting of 2x CDJ-2000-W and a DJM-900nxs-W I've recorded a couple of mixes (I don't think the white model having anything to do with the issue but just thought I'd mention it just in case). The sound quality is superb, love the crisp hard hitting sound, yet when I record it with Audacity I notice a couple of things. Firstly the recording seems to be 'skipping' as I'm playing it back, it's not lags or freezes by the computer while playing it back, it's the recording itself that seems to have the 'skips' recorded in with it. It's not the tracks or cdj's either because when I'm mixing in real-time, that's exactly what I'm doing, mixing in real-time without having such 'skips' occur. I've got a couple of my mixes up for anyone to listen where the skips are VERY apparent:

http://www.soundcloud.com/danishh/deadly-electro    (don't mind the title it's not literally deadly haha)

there you'll be able to listen and perhaps foot-tap while at it to give yourself a better feel, that one seems to come out with the most skips out of all my mixes so far =/, I realize the memory consumption on my comp could be an issue however I have pretty much everything closed/end-tasked whenever I am recording, including rekordbox, all that's running is Audacity pretty much.... Everything is running on the latest firmware, and drivers are all latest.... my comp is not the newest thing out there but definitely not a hunk of junk.... HP DV5-1044ca AMD Turion X2 dual-core 2.1 ghz with 3 gb ram running Windows 7 32-bit. My source of music is a 500gb seagate freeagent goflex pro 7200rpm drive USB'd on CDJ-1 and linked from that to CDJ-2 all tracks analyzed through rekordbox and exported to drive without rekordbox running as I'm recording.

The other thing I noticed is with some of the recordings, on the kicks/any higher amount of low frequency, there seems to be a higher pitch/whine attached with it, something like when too much bass is trying to pass through a pair of headphones that can't quite handle it and you get that whiney/tingy sound out of it, except that's what my recording picks up and plays like in whatever system I'm playing it through =/

http://www.soundcloud.com/danishhh/early-june-vs-angel-signs     < this mashup I mixed is where you can hear the whiney high tone coming along with the low frequency's.

 

http://soundcloud.com/danishhh/deeper-progressive     < this was the first mix I made after I got my setup, it's puzzling to me because there seems to be no issues of the aforementioned above on this mix but they seem to come in numbers on every mix I recorded after that one.

Any help greatly appreciated! If I missed anything that could help in this matter please let me know. Thanks!!!

Danish

D:form

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What are the bit/samplerate settings you're using in Audacity?  What about the mixer settings?

What is the latency setting on the recording page in the Audacity options?

What is the destination drive for your recording?

Have you tried enabling the Audio cache in Audacity's preferences?

Pulse 0 Stimmen
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Both Audacity and Mixer are set to 48000hz and 24bit respectively

Latency - Audio to buffer: 100 milliseconds / Latency correction: -130 milliseconds (these were defaults, wasn't sure how to improve/correct them if it was possible)

Destination Drive: C Drive more specifically the "Music" library

Nope haven't tried enabling Audio cache, not quite sure how...

D:form 0 Stimmen
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Your buffers should be fine, as are the bit/sample rates.

You can enable the audio cache simply by checking the box in the preferences - give that a try.

The only other thing to ask is which firmware / driver you're running for the mixer?

Pulse 0 Stimmen
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Alright I've enabled the Audio cache

Not quite sure exactly what firmware the mixer is running on as I can't find the menu that shows it, the Drivers are version 1.303.

There is actually one thing I noticed while checking that though, on the 900's Setting Utility under the ASIO tab it looks like the sampling rate is default set to 44100 hz (I'm unable to change it from that in the setting utility) and the buffer was set to 256 sample and a latency of 5.8 msec. Would this have anything to do with how the recordings turn out? As I mentioned both Audacity and the mixer are set at 48000 hz and I export my tracks to 320 kbps mp3... Should I be changing the buffer and latency at all in the utility program?

D:form 0 Stimmen
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Weird.... Any idea on how to rectify that? Like I said the Setting Utility doesn't allow me to change it from that although it does have "48000hz" and "96000hz" as options, though not selectable... Only 44100hz highlighted...

It also says: "If you make the buffer smaller or select a high sampling rate with the DJ software, then latency (Audio output delay) will be shorter. If the audio gets cut off, increase the size of the buffer or reduce the sampling rate with the DJ software so that the sound does not get cut off."

I don't quite understand what they're trying to say there... What do they mean when they're referring to the 'DJ software'? ....Audacity? I thought the Setting Utility was the DJ software? :S

D:form 0 Stimmen
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That's a bit odd - unfortunately I don't have a 900 here at the moment so I can't replicate it, but I wonder if it's locked the sample rate because you currently have it in use for something?  Do you have it assigned as the primary sound device for Windows?

Pulse 0 Stimmen
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Actually I don't have it assigned as a primary sound device for anything but I HAVE tried to use it as my primary sound device to no avail (it only recognized it as a line-input and not an output) so I haven't used it as such since. I do however periodically use it as the primary sound when I'm using rekordbox, as the internal soundcard on my laptop isn't good at all... I'm suspecting that's what might be affecting the ability of changing its sampling rates on the setting utility? When I'm on rekordbox I usually have to "switch on" the driver to work as the primary sound device otherwise it usually just defaults to the computer speakers, I don't believe its "locked" to that program but I could be wrong...

D:form 0 Stimmen
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If you have it set for use with Windows, it's in use and will be locked.

Pulse 0 Stimmen
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How would I go abouts changing that? I'd rather get super quality recordings out of it than to use it as a sound driver impeding my recording quality.... =/

D:form 0 Stimmen
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Within Windows, change your primary audio device to be the internal one, then you should be able to change the DJM's ASIO settings in order to record at the highest quality to Audacity.

Pulse 0 Stimmen
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I'll try it right when I get home from work, thanks Pulse!

D:form 0 Stimmen
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I've disabled the DJM-900 audio device in the computer's speaker properties... I still can't seem to change the latency in the mixers setting utility... =/ maybe I'm doing something wrong?

D:form 0 Stimmen
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Probably.  lol

If you're around and still having the problem, let me know and we could try a remote connection to fix it.

Pulse 0 Stimmen
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Hey pulse, just at work right now, if you're available later tonight I'd definitely be open to your suggestion...

I'll be home around 9pm mountain time.... I believe thats 8pm your time if you're on the coast? if not, let me know of a day/time that works for you and I'll try my best to work around that. Thanks very much in advance, I appreciate it!!

D:form 0 Stimmen
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Hi all,

Have been having this issue in Windows for ages. The ASIO sample rates are greyed out. and not able to change from 44100 to 48000.

I checked msconfig and disabled any startup items that may interfere and also disabled services from starting that could also be causing the issue.

Absolutely no software was locking the DJM-900nxs and therefore being unable to change it.

So sat down today to fix this once and for all.

Ran through the registry and found this key below, which when in decimal, I could change to 48000.

Hey presto, next time the DJM-900nexus Setting Utility ran, it was at 48000, but the others are greyed out.

At least it is what I need it to be now!!!

 

[HKEY_CURRENT_USER\Software\DJM-900nexus ASIO] "

"sampleRate"=dword:0000bb80

 

Cheers, :)

mr_fy 0 Stimmen
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I ask here(not ned to make new topic) i using traktor pro software for recording my mixes and everything sounds good but why my beat effects not sound in my  mixes ?????  

Sami Haapamäki 0 Stimmen
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@Sami > Do you mean the Beat FX that are on your mixer?

Gavin 0 Stimmen
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@Gavin > yeas!   color FX works but not Beat fx. Im only use that software for recording i play from CDs my music.

Sami Haapamäki 0 Stimmen
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It's because you are recording internally from Traktor. The Beat FX are a post Traktor addition so they're not included in the recording signal. So what you are experiencing is perfectly normal.

Gavin 0 Stimmen
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Oh is how i can get beat fx work? using audacity? or what?

Sami Haapamäki 0 Stimmen
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@Sami > You'd need to record from the Master Out of the mixer into Audacity rather than using Traktor to record. Play as normal through Traktor.

Gavin 0 Stimmen
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D form. Ive read your post and I have the same setup you have in the 2 cdj2000 and 900 nexus. I play off a usb drive and just simply would like to record a mix. What is the best way? I keep my set up simple... I have no other softwares or hardware except recordbox and using a mac. Any help is much appreciated by anyone.

AVNTDR 0 Stimmen
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I'm going to try what mr_fly suggested.... either that or uninstall current drivers and re-install them. But to be honest audacity is your fastest and simplest way to record a mix in very good quality. Once I can change the sample rate I should be in business, honestly haven't had enough time to get around to it..... been putting in quite a bit of overtime to land myself another 2 cdj-2000's :D

D:form 0 Stimmen
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