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DVDO VPx0 Audio Dropout Poll

3080 Views 26 Replies 14 Participants Last post by  kashmir
Okay seems we have a few new discussions and guests to the audio dropout party in different threads, as there seems to be some finger pointing at the pre/amp area can we get a yay nah for a few common makes?


Please list details of what connection you use for audio to the pre/amp (i.e. Opti, Coax, HDMI).


An "audio dropout" is described as a brief mute in the sound from any source without picture issues that isn't repeatable when rewound and lasts for normally less then a second. They normally occur around once a hour if you're lucky enough to have this feature.


If you bypass the Vpx0 for audio please don't post/vote! ;)


Oh and yes I get dropouts using VP30 via Opti (have tried Coax in the past with no difference) to a Yamaha Z9. I tend to ignore them from broadcast as I don't trust Sky that much but I get them on everything else including Oppo and Denon DVD players. I think my card might have been charged so I may have a VP50 on the way... but as with most I'm not holding my breath on it fixing it. However I will be doing a rack rewire at the same time so may see if I can dual path some stuff both thru the VP and direct for when I actually want to get enveloped into a film and not kicked back into reality by sudden mutes! :(
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Yes, with Yamaha. No difference if fed optical or coax. Had a couple last night, during Narnia. This is with my VP30; 50 supposed to arrive today - will post back on that, once I know something.
I get drop-outs on a Sunfire Theater Grand IV ("other" in your list). Currently connected using COAX. SJ
holy crap, SJ - with what Sunfire's go for, you would expect them to not have "dodgy error correction." (GM) ;)


I'm getting by with a thousand dollar Yamaha - definitely nothing fancy, but the chips used should be sufficiently generic that compatiblility shouldn't be an issue.
I'm getting drop outs with my Outlaw Model 990.
EAD Signature 8 w/ sources going in coax and optical w/ coax out. Maybe 3 drop outs from the VP30 which I could not absolutely attribute to the VP since it only happend w/ viewing cable. So far w/ my VP50 no dropouts. Watched 2-3 movies and none.
No dropouts w/VP30 coax into Parasound pre.
ABT are working hard on the problem. I think you guys should hold off on this - it's likely that ABT has internal stats on it already.
Not trying to annoy, Ofer - I just thought it would be a cool idea, after Gary spouting off, blaming the whole dang problem on my/our equipment. If that was/is the case, and there was a clear-cut solution - i.e., brand x prepros never have dropouts, - than that would be an important bit of knowledge to have. I was even tempted to move gear around, maybe even get a Denon, since Aaron has NEVER had a problem. But from above, admittedly small sample, Denons don't look any better than my Yammy.


If DVDO would be a bit more forthcoming with what info/stats/whatever they have, maybe we endusers would be more inclined to chill. If one is given no info, why not go to fellow forum members, and try to get a solution? DVDO most likely has internal stats - we don't.


You probably have a receiver, don't you? Wouldn't you be slightly unhappy if the tuner section still worked intermittently, after 10 monthes of updates and repairs? Or if your new car was absolutely awesome, but the doors would lock and unlock at random times? And then to find out that the problem was because you bought a red car - black ones don't have the problem?


I love the picture of my 30; haven't had time to connect my 50; if the box didn't do most of what it should do right, we wouldn't have this discussion because they wouldn't sell any. It is just extremely frustrating to us, the people who are paying the salaries of the people who are "working hard on the problem." DVDO has nailed the hard part - scaling and all associated video aspects are amazing. Very few are questioning that. What I am complaining about is the tiny little design flaw that even 100 dollar Sansui receivers get right - input digital audio, output a steady audio stream that mirrors the incoming, without hiccups.


That's all we ask. Without having to sell our existing equipment.
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Originally Posted by kpepling
I'm getting drop outs with my Outlaw Model 990.
Ditto here
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Originally Posted by oferlaor
ABT are working hard on the problem. I think you guys should hold off on this - it's likely that ABT has internal stats on it already.
That's good to hear. The video and other features work great on this unit. It's just some of us have audio dropout issues. I've seen some posts indicating that it might be our equipment - I personally doubt this unless they are not allowing much tolerance for digital audio signals and none of us have perfect processors.


Discretes are another area (for me) that have always been a pain.... SJ
Those of us considering a VP50 are very interested in what pre/pro models work well and those that don't. Until DVDO fixes this problem especially the HDMI lockup this information is invaluable, so please contribute to the poll.


Given that DVDO had this same problem in the VP20/30 and yet decided to release the VP50 knowing that they hadn't fixed it doesn't say much about their quality assurance.
Quote:
Originally Posted by dheiskel
Those of us considering a VP50 are very interested in what pre/pro models work well and those that don't. Until DVDO fixes this problem especially the HDMI lockup this information is invaluable, so please contribute to the poll.


Given that DVDO had this same problem in the VP20/30 and yet decided to release the VP50 knowing that they hadn't fixed it doesn't say much about their quality assurance.
But if it is a problem that is IN PART due to compatibility issues then I don't think its fair to say its a quality assurance issue. Perhaps, poor choice in component suppliers or some other unknown entity. The fact that its so random makes it so hard to say where the problem might be. If it was QA then simply trading out a unit would solve the problem. But it doesn't. If people don't get this with any other piece of equipment then it is a DVDO problem but I don't think its QA. Sorry for being nit picky or not exactly understanding what QA may mean but, to me, QA is a totally different problem.
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Quote:
Originally Posted by AndyN
But if it is a problem that is IN PART due to compatibility issues then I don't think its fair to say its a quality assurance issue. Perhaps, poor choice in component suppliers or some other unknown entity. The fact that its so random makes it so hard to say where the problem might be. If it was QA then simply trading out a unit would solve the problem. But it doesn't. If people don't get this with any other piece of equipment then it is a DVDO problem but I don't think its QA. Sorry for being nit picky or not exactly understanding what QA may mean but, to me, QA is a totally different problem.
OK. I have a Sunfire TGIV. I only use the digital connections for audio (not HDMI). Audio switching/routing worked perfectly with my iSCAN HD (with my TGIV). Audio dropouts became an issue when i got my VP30. I have the same issue with my VP50. During a DVD movie - I normally get 2-3 dropouts in a two hour period. Satellite the same. No dropouts ever if I go direct to my TGIV and not use the VPxx. SJ
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SJHT,


I never had any or heard about any audio problems w/ the iScan HD as well. I'm not defending DVDO ( I do think this is their problem) and don't want to upset anyone who is having problems. I do think it was and is a problem with the VPxx. Clearly as you noted in your example nothing was wrong with the iScan HD but with the VP30 on up folks are having problems. All I was saying was that I don't think its a quality assurrance problem. It would imply some units work and some don't. I've never had audio problems but if I gave you my unit you'd probably have audio dropouts. So I'm just wondering if there was a hardware change between the iScan HD and the VP30 that has lead to incompatibility problems.


If this was easily fixable, given DVDO's track record, I think they would have fixed it by now. I'm just not sure it's not hardware related. I guess we're eagerly awaiting DVDO's response.
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Gotcha, Andy - a matter of semantics, but you are correct. IMHO, I'm surprised that DVDO put a product with such a glaring flaw out the door - but your are absolutely right. It is not a problem with some VPs being poorly put together, and others "working." Which, I expect, is QA, or maybe QC. Whatever - but I can confirm that I swapped units, and the second one was/is as flaky as the first. Guess I'll pull another prepro, just for laffs. 's a [email protected] shame tho - believe it or not, the prepro in my main HT is THE ONE I WANTED TO HAVE up there. If swapping fixes - then that introduces issues in my other system. Unless DVDO wants to buy me a new prepro. Or, failing that, they can GIVE me a VP 50 for testing, and then I can flog my 30, and afford to keep buying head units until I find one that works.


btw - has anyone noticed that Pioneers have the least problems. Gag me. I'll put the DVDO on the bay, and buy a Lumagen, or anything, before I put a Pioneer in my system. Might as well run all Peavey power amps.
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Quote:
Originally Posted by AndyN
SJHT,


I never had any or heard about any audio problems w/ the iScan HD as well. I'm not defending DVDO ( I do think this is their problem) and don't want to upset anyone who is having problems. I do think it was and is a problem with the VPxx. Clearly as you noted in your example nothing was wrong with the iScan HD but with the VP30 on up folks are having problems. All I was saying was that I don't think its a quality assurrance problem. It would imply some units work and some don't. I've never had audio problems but if I gave you my unit you'd probably have audio dropouts. So I'm just wondering if there was a hardware change between the iScan HD and the VP30 that has lead to incompatibility problems.


If this was easily fixable, given DVDO's track record, I think they would have fixed it by now. I'm just not sure it's not hardware related. I guess we're eagerly awaiting DVDO's response.
I upgraded to the VP50 predicting that I would have the same issue. Obviously it didn't stop me from doing this! If I couldn't tolerate it, I would take the VP50 out of my audio loop and go direct. However, it really simplifies my setup to leave it as is. Hope they find out something. SJ
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I was not trying to get an argument going about QA/QC. As a software developer with > 20 years experience, DVDO should not have released this product, until they have fixed the audio problem.


If you read the posts about the problem it appears to only happen when the VP50 is in the audio path. This would indicate that the fault probably lies with the VP50 and NOT with the pre/pro. Blaming poor error correction/detection would indicate to me that the VP50 is CAUSING errors in the audio stream.


DVDO should be posting the status of any fixes, explanations about incompatibilites with certain brands/models of equipment in this thread.
I watched X-Men 3 this evening from a Sony 975 DVD player with the 6.1 DTS over the HDMI. No audio dropouts.(I use the optical out of the VP50 to my Denon 3806) I also watched Eureka from an SD TiVo using the analog audio input and no dropouts either. I watched Jericho on one HDTiVo and Lost on another HDTiVo, both using HDMI for DD transport and no audio dropouts.


This is on top of last night where I spent 5 hours watching from the HDTiVos. No dropouts with the HDMI audio when I watched for 3.5 hours. I did have one audio dropout in the 1.5 hours I used the optical out of the HDTiVos but this is not the way I normally listen to the HDtIvos. I used the HDMI DD5.1 audio with the VP30 and now the VP50. I don't use the VP50 for audio from my HD DVD player or my Denon 2200 DVD player. Those go straight to my receiver.

So far the VP50 has been basically flawless with my usage.
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