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Zoom H2 Timecode

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marstaton4

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Aug 27, 2009, 12:04:28 PM8/27/09
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I've got a last minute shoot and they say my hdp2 won't work. Will
the h2 take a timecode signal if it hasn't been padded down? Can I
create a cable from radio shack?

marstaton4

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Aug 27, 2009, 12:48:48 PM8/27/09
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Now that I think about it I should just be able to run timecode out of
the camera from the bnc to a bnc to rca converter and then into one
channel of the tascam right? Is there a problem converting timecode
audio to mp3

umpapa filmworks

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Aug 27, 2009, 3:09:50 PM8/27/09
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Why would you even need the much more limited h2 if you have the
Tascam which (I've never used one) I understand is able to take a TC
signal and record it separately from the audio? I don't understand why
"they say my hdp2 won't work" -- Are they not using a broadcast video
camera capable of sending a TC signal? In that case, your Hdp2 should
just need the signal. Should be simple. There should be no need to pad
it down. I don't know about MP3 and TC.

You have anything that generates TC that you could test it with like a
PD4? -- Good luck.

texs...@gmail.com

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Aug 27, 2009, 5:32:36 PM8/27/09
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On Aug 27, 2:09 pm, umpapa filmworks <umpapafilmwo...@gmail.com>
wrote:

maybe he is recording transcription files with a linear timecode
track?

brian

marstaton4

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Aug 27, 2009, 6:48:12 PM8/27/09
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> brian- Hide quoted text -
>
> - Show quoted text -

I am recording transcription with timecode on the audio track. Not
sure why it didn't occur to me to just use the hd-p2 and run one
channel of audio and run timecode into the other channel then convert
it to mp3 on a laptop. I assume timecode still will read fine after
mp3 compression?

texs...@gmail.com

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Aug 27, 2009, 8:49:31 PM8/27/09
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 I assume timecode still will read fine after
> mp3 compression?

yeah - i know lots of guys that run the transcript mp3 at 96kb and it
is fine (i like 128kb, but i'm told that is overkill for timecoded
transcripts). i'm sure converting it afterwards wouldn't be much
different than encoding it live.

watch out for ground loops though. i've had some weird stuff happen
when feeding a camera audio, feeding a transcript recorder audio, and
taking a timecode feed from the camera. several times i've had a
ground loop pop up and it wasn't just in the headphone feed, but going
to camera tape that way. luckily i caught it the first time and always
look for it now. i usually use a peter engh transcode box (i has built-
in iso transformers) but i've also just ran the timecode through a
video humbucker as well in a pinch when i need to record timecode and
didn't have the engh box around. my two cents ...

brian

Whitney Ince

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Aug 27, 2009, 9:13:16 PM8/27/09
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I don't do many transcriptions But when I do I use my 702t (It is way
overkill) and just recorded a mp3 @ 128 and they client said it was
the best transcription he had ever heard

Andy

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Aug 28, 2009, 9:28:48 AM8/28/09
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> the best transcription he had ever heard- Hide quoted text -

>
> - Show quoted text -

I had an issue once with a transcription person whose software
couldn't read the tc from a low-res mp3 file. Avoid trouble and go
with at least 128.

Andy

massman

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Aug 28, 2009, 1:30:06 PM8/28/09
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It's all a matter of which of the many transcription servicies you are
dealing with. Much like dealing with post production folks before
starting to roll sound, if you can check with the transcription folks
and see what they like. The ones I deal with like the lower rez the
better to keep the file size small. I have done as low as 64 and they
had no problem with it.

Fernando

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Sep 3, 2009, 6:59:06 AM9/3/09
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When needed, I use the H2 for transcription with great results at
128kbps

Jim Hyslop

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Sep 4, 2009, 11:26:05 PM9/4/09
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texs...@gmail.com wrote:
> yeah - i know lots of guys that run the transcript mp3 at 96kb and it
> is fine (i like 128kb, but i'm told that is overkill for timecoded
> transcripts). i'm sure converting it afterwards wouldn't be much
> different than encoding it live.

SMPTE timecode has an effective audio frequency of 2400 Hz for NTSC, and
2000 Hz for PAL. So in theory, a sample rate as low as 4800 samples per
second should work fine for NTSC, and 4000 for PAL.

Theoretically, anyway :-)

"In theory, there is no difference between theory and practice. But, in
practice, there is" (Jan L.A. van de Snepscheut).

--
Jim

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