{ "numMessagesInTopic": 8, "nextInTime": 532, "senderId": "sfM-8s3hPGUlMtEyednk4HP5Pa_gKYJWVg221v-AjqnOJSGvupLuXSVCmYqzV8_MNXGS1UGNF5A", "systemMessage": false, "subject": "Re: New HDR and ADAT trans.", "from": "kjvguitar@...", "authorName": "kjvguitar@aol.com", "msgSnippet": "... the ... sample ... slave, ... the ... have ... cards ... tracks ... in a ... at ... of ... since ... mileage, ... Reply... I have just done some transfers.", "msgId": 531, "topicId": 518, "spamInfo": { "reason": "0", "isSpam": false }, "replyTo": "LIST", "userId": 0, "messageBody": "
> --- In hdr2496@y..., sean@s... wrote:the
\n> > Just got it and what a relief. No more black face ADATS!!!!
\n> >
\n> > My biggest question is how to trans. ADATS at 48k digitally to
\n
> HDR atsample
\n> > 41.1k. I noticed the HDR had a mode labeled VARI. Is that
\n
> rateslave,
\n> > converting?
\n>
\n> First off, the VARI light comes on when the HDR is a word clock
\n
> that is, when word clock is supplied from an external source (likethe
\n> your BRC, or a digital console, or a house master clock or
\n> blackburst video source)
\n>
\n> Transferring tracks and changing the sample rate is a tough
\n> assignment, how tough depends on what kind of I/O cards you have in
\n> your HDR. If you have ADAT lightpipe cards, either the OPT-8 or
\n> DIO-8, your best best would be to transfer at 48 kHz and do sample
\n> rate conversion later on after mixing. If you have a BRC, connect
\n
> HDR word clock out to the BRC word clock input. It's a more stablehave
\n> clock than what's in the BRC.
\n>
\n> If you really want to get the tracks on the HDR to be 48 kHz, you
\n
> a couple of options. The simplest, if you have analog (AIO-8)cards
\n
> in the HDR, is to do an analog transfer. That, of course, won't betracks
\n> digital, but it won't be noticably worse than mixing the ADAT
\n
> through an analog mixer. The AIO-8 converters sound mighty good.in a
\n>
\n> If you have AES/EBU (PDI-8) cards for the HDR, those will operate
\n
> sample rate conversion mode, taking whatever comes in and recordingat
\n
> whatever clock rate you have the HDR set for. This eats up 4 bitsof
\n
> resolution so you'll only be recording 20 bits, but that's finesince
\n
> that's as good as your ADATs can do. Trick here is to get the ADATmileage,
\n> lightpipe output converted to AES/EBU. I believe Alesis has a box
\n> that does that, Otari used to make one, as did Kurzweil. That's a
\n> pretty expensive route to go, though.
\n>
\n> Your choice would depend on how many projects you have to transfer,
\n> and how fabulous (be honest, now) the recordings are. Your
\n
> and bank balance, will vary.Reply...
\n
\n