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DVL-Digest 1157 - Postings:
Index


DSR-11 Pros & Cons - (2) - (3) - (4) - (5)
How to Clean a MiniDV Camera
Labelling tapes
Need to bump DVCPRO to miniDV
Recording BetaSP to DV
Setup WAS: DSR-11 Pros & Cons


DSR-11 Pros & Cons - "Perry Mitchell"


I hope my friend Bevis won't mind me restating this - it was probably
somewhere in his post but it's got to be a bit of a mess with all the quotes
etc.
If you want to cue to a particular place on the tape then the DSR-11 does
take a lot of 1 frame jogging to find it. However, for batch capture this is
irrelevant because (at least with FCP and I'd guess with most other NLEs) it
is the HDD that will start running at the right place. The DSR-11 gets in
the right ball park, and as it comes past the capture in-point in Play, the
HDD starts to record. This makes batch capture good and fast.
For control from an NLE it is best to put the DSR-11 into the slower of the
two shuttle speeds, otherwise the tape will overshoot and it will end up
taking longer to find a cue point.
Perry Mitchell
Video Consultant
http://www.perrybits.co.uk



DSR-11 Pros & Cons - Jon Burkhart


Bevis R W King wrote:
> OK, I'm done ranting and raving about this. :-)
Good. I hope you feel all better now ;^)
If anyone cares, the reason for setup was (the best I can
remember) it gave a bit of a guard band between video and
sync. In the days of vacuum tube sync generators with their
great instability just getting on the air was a bit
questionable. To say they tended to "drift" is a gross
understatement.
Oh yeah, the sync generator took up a full rack, as I recall.
A standard rack is about 18 inches across, just as deep and
stands about 6 feet tall.
With the advent of solid state sync generators and processing
amplifiers, setup was no longer necessary. But hey, that was
40 years ago and these things take time ;^)
Aloha,
Jon Burkhart



DSR-11 Pros & Cons - Adam Wilt


> ...more and more devices are being used that don't add setup... It's only
> the analogue TV stations
> that are forced to conform to RS-170A standards who are still trying to
> add setup... I can promise you that at least 98% of the time I can RELY
> on the network and syndication uplinks having
> sufficiently different setup levels between the programme content and the
> commercials that I can spot the transition.
No argument there!
> Setup is so pathetically badly implemented by all of the US networks at
> network continuity stage, that there is absolutely no accuracy or
> quality control value in it at all. It's just paying lip service to an
> out of date idea because nobody can be bothered to argue.
I agree completely that it's time to argue with the dispensation of setup.
I'm merely trying to point out that it *is* still part of the nominal
requirements for north American NTSC, and that producers trapped in this
vale of tears ignore it at their peril.
If the SMPTE, the FCC, and the NAB declared setup dead, I'd be partying in
the streets.
> I'm far from convinced that most users monitors are set correctly... In
> fact, I'd say there's a big body of evidence that almost all sets are
> misaligned.
I thought they all came factory-misaligned in every possible way...
> OK, I'm done ranting and raving about this. :-)
An excellent ranting and raving. Thanks for the intelligent discussion!
Cheers,
AJW
[Any bizarre line breaks courtesy of OS X's Mail.app. Think Different!]



DSR-11 Pros & Cons - "Perry Mitchell"


From: Jon Burkhart
If anyone cares, the reason for setup was (the best I can
remember) it gave a bit of a guard band between video and
sync. In the days of vacuum tube sync generators with their
great instability just getting on the air was a bit
questionable. To say they tended to "drift" is a gross
understatement.
Oh yeah, the sync generator took up a full rack, as I recall.
A standard rack is about 18 inches across, just as deep and
stands about 6 feet tall.
With the advent of solid state sync generators and processing
amplifiers, setup was no longer necessary. But hey, that was
40 years ago and these things take time ;^)



DSR-11 Pros & Cons - "Perry Mitchell"


From:Vidiot
>I thought it was to give room for the old sub black luminance keyer? In
>other words the signal had a sort of Alpha channel squeezed between 0 and
>7.5. The BBC had a similar system but since it was below blanking, it
needed
>special distribution equipment. I'm guessing it was killed by the advent of
>video tape.
>Perry Mitchell
While that was probably true in the digital age, but as previously
mentioned,
in the old tube says, the setup was needed for other reasons. Turning it
into a cheap alpha channel came later, much later.



How to Clean a MiniDV Camera - Jon Burkhart


Well, I restrict my cleaning of MiniDV Camera to using a head
cleaning tape designed for that purpose by the manufacturer of
the tape I use. Any more elaborate cleaning of the camera I
leave to the Factory Service Center of that particular
camera. I usually have this done about every year.
These camera mechanisms are so small and delicate I do not
feel competent to work on them (as many of you know I've been
messing with television equipment for a long time). VHS and
larger formats I'm comfortable cleaning, but with MiniDV
Cameras I draw the line.
Aloha,
Jon Burkhart
Ron wrote:
>
> Best to submerse it in salt water and let dry in the sun.
> ;^)
> >
> > Does anyone know where I could learn to clean/maintain a MiniDV camera?



Labelling tapes - Jon Burkhart


Event; Camera "A", "B" or "C" (or sometimes I use "J" for Jon
and "E" for Elizabeth; Reel 1, 2, 3 etc. It's a good idea to
label the tapes ahead of time for quick changes. NEVER take
recorded tapes out of the camera and not properly label them.
It's also a good idea to change the tab on the tape from
"Record" to "Save". Any tape without a label is considered
something to record on.
Aloha,
Jon Burkhart
Bill Redmond wrote:
> what techniques
> do you folks use to identify your tape media?
>
>



Need to bump DVCPRO to miniDV - "Crittenden, Jan"


> From: Marty Howe [mailto:mhowe108@yahoo.com]
> Sent: Tuesday, May 21, 2002 6:25 AM
> To: DV-L
> Subject: [dv-l] Need to bump DVCPRO to miniDV
>
>
> Thanks for all the info re: which decks can handle DVCPRO to DV via
> firewire.
>
> I haven't had any luck finding a facility to do this yet, but
> at least I
> know now which decks I can inquire about.
>
> If anyone can point me in a possible direction to solve this,
> any additional
> information would be appreciated.
>
> Thanks
>
> Marty
>
>
>
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Recording BetaSP to DV - Jon Burkhart


You'll want to send some audio along with that BNC video, I
trust ;^)
I use a Canon Elura for this purpose. It's analog A/V inputs
and firewire (if the primary camera has firewire) and it can
be used as the director's monitor with it's fold out screen or
out in the sun he can look at the CRT internal viewfinder.
It's great to have this "backup recording" as well as all the
monitoring.
I've used the camera extensively for a couple of years. It
has never malfunctioned.
Aloha,
Jon Burkhart
Triglyph@aol.com wrote:
> I'm assuming I take a BNC from the video output on the BetaSP to the DV
> recorder.



Setup WAS: DSR-11 Pros & Cons - Jon Burkhart


Yeah, I've wondered if there is setup on the output of my
Pioneer DVD 503. I don't have a scope to easily check it.
Let us know what you find, Adam.
Aloha,
Jon Burkhart
Adam Wilt wrote:
>
> I'll have a peek at my DVD player's output later in the week and see
> whether or not it adds setup. I don't recall its blacks being crushed, and
> I don't recal the monitor going between off-air and DVD playback. But it
> may not have setup, I dunno. (I do tweak the set if I watch DV tapes, to
> avoid crushing the shadows.)




(diese posts stammen von der DV-L Mailingliste - THX to Adam Wilt and Perry Mitchell :-)


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