AARGH !!! What is causing my timecode to flip out !?

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AARGH !!! What is causing my timecode to flip out !?
Posted on: 24.02.2013 by Nereida Jasnoch
So I have been having timecode issues since the last days of 2012.

First I bought new needles. (Got Shure M44-7s now)
Got 1210 recalibration, cleaning, tone arm tightening, new cables, new RCAs.
I clean my timecode vinyl with a piece of cloth before each set, and today I even cleaned my Shures with those little brushes that come with ortofons. I have dust covers for my technics.
I did a full tonearm calibration (height, weight and anti-skate) not too long ago and I do it about once a month, just to be safe.
These issues also appear when using my older Ortofon Concorde pros.
Also changing mixer channels (Scratch-certified Korg Zero 4) seems to have no effect.

I was 40 mins into a deep house set, not even halfway by far and traktor is freaking out, have a listen to the last 5 minutes or so:

https://soundcloud.com/amtik/deep-house-mix-traktor

What the hell is going on and how do I prevent it from happening again?
I sick and tired of this fucking up my mixes.
Evalyn Voges
06.04.2013
Originally Posted by Patch
Are your TT's modded? Painted cases, maybe? There is a voltage regulator that attaches to the faceplate. If the faceplate has been painted, the paint should be scratched back under the voltage regulator so that the voltage regulator is in contact with bare metal...
Where is that regulator? The RHS TT is custom paint, but they did it properly so I'd imaging it's OK. Where do I check? Would that cause both TTs to go mental?
Brunilda Kora
06.04.2013
Are your TT's modded? Painted cases, maybe? There is a voltage regulator that attaches to the faceplate. If the faceplate has been painted, the paint should be scratched back under the voltage regulator so that the voltage regulator is in contact with bare metal...
nayit ruiz jaramillo
06.04.2013
To be honest Dan, I knew you would have done those checks but it would have been remiss not to ask.

Both flipping out at the same time? I dunno, I have never seen that before. I'll ask someone directly at NI and see if anyone has seen this before. The problem is that anyone is just likely to say that it's a connection issue which it appears not to be.

Baffled (for now).
Evalyn Voges
06.04.2013
I'll do another strip down of the TTs today. Any suggestions for cleaning? I have Concorde carts.
Evalyn Voges
06.04.2013
Originally Posted by Karlos Santos
Thats the 'Tracking Alert' that suggests a bad connection.
Have you checked the headshells, the wiring and cleaned the connectors between the tone arms and the cartridge ?
Yes, yes, and yes. Any idea why it would happen on both at the same time, and only after about 40 minutes?
nayit ruiz jaramillo
06.04.2013
Thats the 'Tracking Alert' that suggests a bad connection.
Have you checked the headshells, the wiring and cleaned the connectors between the tone arms and the cartridge ?
Evalyn Voges
06.04.2013
Originally Posted by MyUsername
My 1210s already got a complete check up/cleaning/calibration/replacement of cables. I thought it would solve the issue but it didn't.
Same here. Both were sourced from different places and one even has upgraded cables.

I've done a video of what happens in TSP.
Nereida Jasnoch
05.04.2013
Originally Posted by anteater32
I had a similar problem with timecode going all over the place a few weeks ago - only on one deck. Turned out the red RCA on the 1210 had an intermittent fault internally. One new cable installed and I've had no problems since.
My 1210s already got a complete check up/cleaning/calibration/replacement of cables. I thought it would solve the issue but it didn't.
Stanley Peckman
05.04.2013
I had a similar problem with timecode going all over the place a few weeks ago - only on one deck. Turned out the red RCA on the 1210 had an intermittent fault internally. One new cable installed and I've had no problems since.
Nereida Jasnoch
06.04.2013
Originally Posted by happydan
No, the exhaust is at the back, where the hinge is.

It's not a heat issue here. Even with the temperature around 50C, I still have the issue.
Sometimes my temperatures are hovering comfortably around 35
Evalyn Voges
05.04.2013
No, the exhaust is at the back, where the hinge is.

It's not a heat issue here. Even with the temperature around 50C, I still have the issue.
Shawn Vanhaitsma
05.04.2013
Originally Posted by Patch
Good idea. I always use these:

Attachment 15998

The 99p performance upgrade!
Havent used a mac in ages.. but in 2011 Apple is still putting intake and exhaust on the bottom of their laptops?? (I dont even believe my buddies MBP has feet..)
Evalyn Voges
05.04.2013
Update from me... NI asked me to run the dignosis software as well. I'm still getting the issue. I've tried new needles, new timecode, a different soundcard (Audio 4 instead of my Audio 8). We both have the same OS and the same laptop here.
Nereida Jasnoch
06.03.2013
NI had me run traktor until the problem occurred again and I was told to run the NI support tool they supported, it analyzed the software and provided a .zip file that I had to e-mail back to NI.

Currently awaiting results.
Evalyn Voges
06.03.2013
Dunno if this helps, but I put my TTs on a separate power strip and disabled 'multi-core processor support'. This seems to help.
Nereida Jasnoch
05.03.2013
I bought OS X 10.8 because NI recommended it. I upgraded to Traktor 2.6.1. I placed my laptop in such a way that I had more airflow.

The problem still isn't solved. None of these things helped.

When the crackling/glitching of the audio occurred the CPU usage was around 25%, maybe even less.
Most of my laptop temperatures were around 20-30
Evalyn Voges
26.02.2013
I've been having a similar problem where I lose timecode signal after around 40 minutes. The music starts wavering +/-1% until it loses out completely. If I try to recalibrate, it says "calibration failed, unknown medium". Only thing that fixes is pulling the USB cable from the Audio8 out of the MBP and putting it back in.

I've opened a ticket with NI and they've asked for screenshots when the timecode signal indicator starts going wonky.
Nereida Jasnoch
26.02.2013
Originally Posted by frequencym
Interesting. I used Traktor for years on 10.6 with an Audio 8 (and then later a Denon DN-X1600) using vinyl timecode and never had this problem (which doesn't mean it doesn't exist, just means I never bumped into it). But that would explain why they no longer support 10.6 as of 2.6.1.
I believe I ran Traktor with 10.6 for many months before this happened to me.
Either the bug can lurk for a long time and strike without warning or NI has made a deal with Apple and they get a percentage of all new OS upgrades sometime after the 2.6.1 update. #Conspiracy
Allan Neubert
26.02.2013
Originally Posted by MyUsername
NI says it's a OS X 10.6 specific bug
Interesting. I used Traktor for years on 10.6 with an Audio 8 (and then later a Denon DN-X1600) using vinyl timecode and never had this problem (which doesn't mean it doesn't exist, just means I never bumped into it). But that would explain why they no longer support 10.6 as of 2.6.1.
Nereida Jasnoch
26.02.2013
NI says it's a OS X 10.6 specific bug:

Hello,

actually we are aware of a bug in the MAC OSX 10.6 audio system that can cause
issues like the one you described.

While Apple fixed this for 10.7.5 and 10.8.2 (and all later versions), the bug was
never fixed for OSX 10.6.

Since this caused repeatedly problems under this OS, we now finally removed this
OS from our minimum recommendations, so Traktor now indeed requires 10.7 or 10.8.
(we even integrated a check into our installers to permit that Traktor 2.6.1 can
be installed under os 10.6)

Since there is no other way to avoid that 10.6 problem, I strongly suggest to
update to OSX 10.7 or 10.8.
Carter Wetrich
25.02.2013
Originally Posted by reboot
can't listen to the example at work, but I had a problem with timecode where it seemed like the timecode was 'looping' even when I lift the needle.
This was solved by disabling multi-processor support in the Traktor preferences.
I had the same problem on Traktor 2.6. The track would loop and keep looping even if I lift the needle. It only happens to me when I let the record run to the end. I just re calibrated the timecode and it works fine.
Nereida Jasnoch
25.02.2013
Originally Posted by frequencym
>Oh I do run audacity to record tho.

Does this problem happen if you don't record your sets (i.e. only have 1 application using the soundcard)?
Audacity isn't using my mixer 's sound card. Technically it's possible to record with just the mixer, but I preferred to keep things simple: Mixer record out => laptop's audio in

I've contacted NI, curious about the response.


And pretty sure this problem happened when traktor was running and only traktor sometimes as well, now that I believe of it.
Yong Aptekar
25.02.2013
Turn itunes off, especially turn your wifi off, and close anything except traktor and audacity. Audacity shouldnt screw you up.
Allan Neubert
25.02.2013
>Oh I do run audacity to record tho.

Does this problem happen if you don't record your sets (i.e. only have 1 application using the soundcard)?
Floy Wnek
25.02.2013
can't listen to the example at work, but I had a problem with timecode where it seemed like the timecode was 'looping' even when I lift the needle.
This was solved by disabling multi-processor support in the Traktor preferences.
Nereida Jasnoch
25.02.2013
Originally Posted by Audeo
Run SMCfancontrol at 5000 RPM just to be sure your macbook stays cool.
Tell us a little about your set-up in the digital area.
What sample rate and buffer size are you using? Are the timecodes MK1 or MK2?
Is your TSP legit or not? What version are you running?
I believe my sample ratie 44100 ? That's standard right ?
Mk.2
My TSP is legit and had many issues with 2.1 and 2.6
Nereida Jasnoch
25.02.2013
Originally Posted by frequencym
If you haven't I'd strongly recommend you open a support ticket with NI about this.

When the music starts going crazy what does the timecode signal look like? Checking the timecode graphs will tell you whether it is a timecode reading problem (your timecode graph starts looking bad) or a sound decoding problem (your timecode graph looks fine).

Have you tried the recent beta with the new timecode algorithm? Mk 1 vs. Mk. 2 timecode? What does Traktor's load indicator and your cpu usage look like when it goes crazy? Have you tried a different soundcard? What are specs of the laptop?
Timecode signal is fucking terrible, when it happens, just fucking drops to zero pretty much.
Mk. 2 timecode
Will look at cpu next time it happens.
I don't have an other external soundcard.

13" Macbook Pro (early 2011) 2.3 GHz intel core i5, 4 GB of RAM
but when I run traktor no crazy other things are open, sometimes itunes and google chrome.
Oh I do run audacity to record tho.

EDIT AUDACITY QUESTION:
When you record with audacity is it writing a file on your harddrive, or is the project file being saved with temporary memory ?
Do hard drives struggle with reading (such as playing a song in traktor) and writing at the same time?
Venetta Cawyer
24.02.2013
Run SMCfancontrol at 5000 RPM just to be sure your macbook stays cool.
Tell us a little about your set-up in the digital area.
What sample rate and buffer size are you using? Are the timecodes MK1 or MK2?
Is your TSP legit or not? What version are you running?
Yong Aptekar
24.02.2013
What is your latency set at? What do you have turned off in the background (screen saver, wifi, services, bluetooth ect.) what otyer programs are you running ( audacity, itunes, winamp).
Allan Neubert
24.02.2013
If you haven't I'd strongly recommend you open a support ticket with NI about this.

When the music starts going crazy what does the timecode signal look like? Checking the timecode graphs will tell you whether it is a timecode reading problem (your timecode graph starts looking bad) or a sound decoding problem (your timecode graph looks fine).

Have you tried the recent beta with the new timecode algorithm? Mk 1 vs. Mk. 2 timecode? What does Traktor's load indicator and your cpu usage look like when it goes crazy? Have you tried a different soundcard? What are specs of the laptop?
Brunilda Kora
23.02.2013
If it's not heat then I don't know... As long as the pvc pipes don't block your fans, that stand will be fine. No reason NOT to stick the coolballs on as well, though (for 99p!).

I don't use Traktor (right now - but maybe soon...) so I don't know if there is any kind of issue with using .mp3's like there is with Live... Decoding cache? Loading into RAM?
Nereida Jasnoch
23.02.2013
Listen to the end (it's the last 10 minutes of the mix)
http://www34.zippyshare.com/v/62417384/file.html
Issues start around 6:20 minutes in.

Probably gonna go down this route:
http://www.djranking s.com/2011/05/2...laptop-stands/

But what if heat isn't the problem ?
Brunilda Kora
24.02.2013
Good idea. I always use these:

!B8J0hmQ!2k~$(KGrHqF,!lMEy+jC0N1DBM2O6kvLK!~~0_12.JPG

The 99p performance upgrade!
Nereida Jasnoch
24.02.2013
Damn, soundcloud won't let me upload because of copyright infringement. Currently uploading to zippyshare, because it also has a player.

I have a macbook pro (early 2011) it does get hot, but never had any heat related problems. I could try elevating it.
Brunilda Kora
24.02.2013
If everything is fine for 40 mins, and then you start having problems, its probably not the decks that are the problem.

Could be a problem with your laptop? Maybe it's getting hot and performance is suffering?

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