Infoseite // Canopus ADVC-300: By default, 1 frame asynchrony??



Frage von Speed Demon:


In a report on the ADVC-300 at Ciao:
http://www.ciao.de/Canopus_ADVC_300__Test_8585017

says the reviewer:

Quote: The ADVC-300 with its "locked audio" mode (by definition may not even be here the sound asynchronously to nanoseconds), this should prevent. The problem with the ADVC-300: The sound starts asynchronously, and indeed too early to accurately 40ms for PAL video and too early to 33ms for NTSC video - exactly one frame. Then he will always synchronous. Is it synchronously, doubled the ADVC-300 precession ado a Picture and makes the sound again 40 or 33ms. That is not much and is not directly in everyday life. As the sound but voreilt, one (but in the nature of light is faster than sound) is more accustomed to the sound arrives later minimal, steals one at scenes in which Picture and sound are very closely tied together, had even the feeling of "It seems kind of funny," without knowing why it is funny. Possibly (but unlikely as I said) this problem has been corrected synonymous with the new version of the chip or the device.

Fände annoying, because I have digitized my videos with the device. Does anybody know if this is true?

Space


Antwort von MK:

That's right, the ADVC-300 has a variable asynchrony of up to about 1 frame, and the synonymous Framedopplung corresponds to the truth (with timecode-synchronized playback of sources checked).

Canopus is the sausage, however, that is to be hoped that the varying offset between picture and sound, if your material is not so significant.

Space


Antwort von Frank B.:

Mal ne amateur question:
Why not then simply moves the sound on the timeline to a frame to the rear? Then he would have been synchronously or a Picture offset to the rear, which would fall according to the above statement is not so bad indeed significant, but I think a frame is quite a lot of offset.

Space


Antwort von MK:

"Frank B." wrote: Mal ne amateur question:
Why not then simply moves the sound on the timeline to a frame to the rear?



Because the offset swings during the lifetime of the device is between 0 and 40 milliseconds, it is not a fixed value.

Space


Antwort von Speed Demon:

Thanks for the info.

That's really stupid! Had I known I would not use the device for my many tapes :-((.

Space


Antwort von Frank B.:

@ MK
Yes, but in advance. This was indeed synonymous described as a problem. On my Voschlag one gets the offset for a short time behind the picture, which is allegedly not as bad as perceived by the ear. Mist is a misalignment in any case, it is clear to me, especially since he is not constant. However, it seems to moving with the sound of 1 f to the back, the lesser evil to have.
I'm assuming the unit rehearsed synchronized analog video - and audio signals new. When arriving Picture and sound different, becomes one of two somewhat buffered, which would explain the slight and flutter. Without this circuit would sync Picture and sound over a longer period next diverge. For digital devices, such behavior is not conspicuous, but since one need not synonymous A / D converter to play along. The problem will therefore not the converter, but the analogy leaked material.

Frank

Space


Antwort von Frank B.:

Oh, I can adjust, nochwas: According to my information is located at the converter software, with one of the Picture and Sound. How far does this adjustment, I can not say unfortunately.

Space


Antwort von Speed Demon:

why do you now push the problem on the analog equipment? The device makes the mistake can be the VHS tapes for nothing :-(.

I could really get excited, this unit has been praised everywhere and no trace of the weaknesses ...

Space


Antwort von MK:

It definitely has nothing to do with the analogue material as the error synonymous with 100% playbacks time constants can be reproduced. And above all, is synonymous repeated Picture angry at what the reset of the offset occurs.

For the consumer may still be sufficient, but even for semi-professional use that's too bad.

Space



Space


Antwort von Frank B.:

Mach doch mal weg the Sync check mark in the SW and see what has happened after an hour with your material!

Frank

Space


Antwort von MK:

What pray for a sync-check?

Space


Antwort von Frank B.:

So, no sync-check mark. Hab grad nochmal checked to see how it really is.
MW when the device is a software (Picture Controller 300), with which one can take a variety of settings. I've only seen it synonymous on the Internet. Under the Audio tab, there is a box Locked audio mode "- where the" locked off ". So it should go.
Look at it views as to whether the offset is still there.

http://digitalewelt.freenet.de/pictureshow/computerzubehoer/pc/time-base-korrektur-with-canopus-advc-300_364604_1055046_364600_0.html

Space


Antwort von JMS Productions:

So I have this not very objective review at Ciao synonymous ever read ... Because my ADVC-300 I have ever done has always had good service and I could not believe he should be so so bad, I demand respect times in the video forum, because there were extra Canopus is a separate category and more skilled people these transformers in operation.

The following opinion of "MarkusB." Ciao to the review:

http://www.videoforum.de/cgi-bin/yabb/YaBB.cgi?board=canopus&action=display&num=1266782749&SID =

Space


Antwort von MK:

Controls were all the software and hardware already provide sufficiently tested, the part is simply buggy.

Space


Antwort von MK:

"JMS Productions wrote: So I have this not very objective review at Ciao synonymous ever read ... Because my ADVC-300 I have ever done has always had good service and I could not believe he should be so so bad, I demand respect times in the video forum, because there were extra Canopus is a separate category and more skilled people these transformers in operation.

The following opinion of "MarkusB." Ciao to the review:

http://www.videoforum.de/cgi-bin/yabb/YaBB.cgi?board=canopus&action=display&num=1266782749&SID =


I have had because of the problems described several years ago and there are times when we believe Canopus ADVC-300 tested against one another and against a synonymous ADVC-110.

Result was that both ADVC-300 independently had the same problems and the ADVC-110 does not. Issue was forwarded s.The development, which never since heard of them and the device was still the same with the advertising promises of "locked audio" and sold perfect synchronicity.


And regards the Stellunnahme of MarkusB. remains to be said that he is the latest s.der body with a ruler to measure the non-existing scale division of software as a Canopus fanboy and has outed Dampfplauderer ...

Space


Antwort von Jörg:

MK chases no shadows, ;-))
his account is correct and has long been known ...

Space


Antwort von nicecam:

The world is too complex, as one might expect that simple solutions to complex situations.

I have one synonymous ADVC 300 and even VHS, VHS-C, Hi8 and Video8-dubbing material. Among synonymous very valuable material.

My VHS recorders, I do not trust limited. I also borrow a SonyEV-S1000E Hi8 recorder.

Because of the complexity of the matter, I tend more and more entrusted to the valuable material which might MarkusB. And limit my own attempts at digitizing analog material is less important recordings.

Hater, I'm hardly ever and only fanboy s.and synonymous with.

Space


Antwort von Alf_300:

The Canopus AVCs gibts quite a while and like any other product synonymous it works properly only if one believes what one reads synonymous.

Space



Space


Antwort von MK:

"Alf_300" wrote: The Canopus AVCs gibts quite a while and like any other product synonymous it works properly only if one believes what one reads synonymous.

The 100s and 110s works as it should, not 300, which is a fact and presentable at all times.

Space


Antwort von Alf_300:

So television is normal that the sound a Picture before or will ever come after Channel Afterward, no one störts

Space


Antwort von MK:

"Alf_300" wrote: So television is normal that the sound a Picture before or will ever come after Channel Afterward, no one störts


And with one transducer with absolute synchronous Picture & Sound is advertised, it is not exactly normal, because we need not discuss synonymous with.

Space


Antwort von Speed Demon:

Erstmal Thanks for your answers.

Quote: The 100s and 110s works as it should, not 300, which is a fact and presentable at all times.

And why no one talks about it?? I dub from Purchase and tens of tests, read user reviews, etc.. 'm Very, somewhat taken aback, because I transferred all my personal VHS and wanted it so perfectly as possible :-((.

If the problem is somehow deliberately ignored?

Space





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