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The-boxx.tv new HD low delay unit


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Okay,

 

Just bought an AJA and replaced that annoying power connector with a 4-pin LEMO that accepts power and sends SD video to my sled. Very slick, but if I can get a box that does this as well as transmit the video flavor of the moment I'll accept wasting the aforementioned cash.

 

Needs for me:

 

Screw any AB or other battery mounts. Put it in as small of a box as possible with flat sides to hold Velro like a champ. I'd love to put it under my Preston MDR and make it a fixture on the sled.

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Okay,

 

Just bought an AJA and replaced that annoying power connector with a 4-pin LEMO that accepts power and sends SD video to my sled. Very slick, but if I can get a box that does this as well as transmit the video flavor of the moment I'll accept wasting the aforementioned cash.

 

Needs for me:

 

Screw any AB or other battery mounts. Put it in as small of a box as possible with flat sides to hold Velro like a champ. I'd love to put it under my Preston MDR and make it a fixture on the sled.

 

 

DING!!

 

I'll buy #2 after you!

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One more thing--don't want to talk out of school (i.e. don't get your hopes up) but I've even discussed with them the possibility of an integrated return audio feed from the receiver to the transmitter, which would serve as the reference audio for tape jobs. So that would be box #3 (wireless receiver or Comtex) that would be eliminated off the rig.

 

Alec:

 

Considering the length of the dual antennaes, I'm not quite sure where they would go if the unit was mounted under the MDR--they rotate and articulate, but still I'm not sure what direction would be optimal or even possible without getting in the way of other things (or vice versa).

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Yeah, just saw the photos (thanks Jon for emailing them to me) & the antennae are long indeed.... oh well. If small enough, I'll find room on the camera. Again, small = good. As of now, the down converter is in the receiver and not the transmitter.

 

Charles, nice touch with the audio.

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Just got an email back from the guys @ Boxx. Scott over there and I have been talking about a few things. Some of the same as Charles with intergrating an audio feed so you can communicate with the the powers that be.

 

He has asked an interesting question. Is it better to add a walkie link instead of using the mircowave to communicate. His reasoning is that if the microwave link goes down you can still talk with intergraded walkie link. Thoughts?

 

He's also said the system will work without any antenna attached to the transmitter. It will take away some of the range, but leaves alot of mounting options.

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Scott is very generously lending us a system and 47 inch HD flat screen for the IBC tomorrow. I look forward to getting back to you on how it performs.

 

Meanwhile, come judge for yourselves. We'll be at Cartoni, Hall 11 C30, with the Handsfree, and the Transvideo Steadicam monitor too. Jacques just made some super-cute adaptors for the Tiffen centre-of-gravity monitor mounts.

 

I look forward to seeing some familiar faces,

 

Chris

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Scott is very generously lending us a system and 47 inch HD flat screen for the IBC tomorrow. I look forward to getting back to you on how it performs.

 

Meanwhile, come judge for yourselves. We'll be at Cartoni, Hall 11 C30, with the Handsfree, and the Transvideo Steadicam monitor too. Jacques just made some super-cute adaptors for the Tiffen centre-of-gravity monitor mounts.

 

I look forward to seeing some familiar faces,

 

Chris

 

Oh No you didn't . . . . . . Chris . . .really?

"Jacques just made some *SUPER-CUTE* adaptors" , super cute . . .really . . . LOL . . . .

 

Just bustin your balls . . .

 

I'm interested in the Boxx.tv HD system, let us now how it goes.

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I spoke to Scott and Kyle about this last week - first units will be available around Christmas, and they are taking deposits now.

 

Looking forward to hearing how it performs at IBC.

 

Chris - that sounds like an amazing setup with the Handsfree, *the* Transvideo monitor and the-boxx HD link - you'll have a fun few days.

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Oh No you didn't . . . . . . Chris . . .really?

"Jacques just made some *SUPER-CUTE* adaptors" , super cute . . .really . . . LOL . . . .

 

Just bustin your balls . . .

 

I'm interested in the Boxx.tv HD system, let us now how it goes.

They are super-cute! It's just that shade of blue clashes a little with my pink gimbal.

 

You over for the show, Jason?

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Not this year, Chris, sorry. Got four days of fashion shows I'm working on over here that I'm in the middle of...all work and no play, sadly...

 

Hey Jason, someone called a while back for a corporate in Liverpool city centre that I couldn't do, gave them your details; did anything ever happen? There was something to do with getting to a recce with extremely late notice which I could have done but then the dates were booked over something else.

 

Ed

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... and back on topic:

 

I had the chance to demo the IDX CamWave recently and wasn't terribly impressed by it - worked flawlessly inside when TX and RX were stationary but broke up quite a lot when I got the demo guy to wander around outside with the camera and transmitter. Even with both of us outside there were issues.

 

Disclaimer: the equipment was very new to the dealer and we didn't have time to read the manual or flick through the available channels so take all this with a pinch of salt.

 

The IDX unit has no external antenna and I see the Boxx one does, so possibly that will make a difference with the performance of that unit?

 

With the handheld receivers much more likely to be on the move, it seems a shame that it isn't possible to build two antennas into these to give it a diversity boost in performance. Is it the case that the antennas need to be much further apart than would be practical to give a significant boost?

 

There's nothing more painful than watching a director take random steps in a circle with his or her head buried in the monitor, trying to get decent reception...

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I believe the wevi is MIMO/OFDM, in other words, the situations that cause standard analog transmitters in the TV-band to break up or ghost actualy make the WEVI stronger. Lots of metal, reflective surfaces as found indoors help to transmit the signal. Essentially (from what was explained to me), the only way to transmit uncompressed HD without increasing bandwidth past legal limits of the frequency, is to parse the signal and use the multiple antennas on both the receiver and transmitter to create a "matrix" of signals instead of linear paths. Each signal sprays outwards from its transmitter antenna, and each receiver gets whatever part of that signal it can, either directly or multiple times as reflected by nearby objects....and by calculating not only what is missing (based on other signals received) but also how much delay exists between the received signals, and how many times it's reflected, the computer within can reconstruct the original picture.

 

There's a somewhat technical explanation somewhere out there I'm sure, but it's the next level of complexity past "diversity." Each transmitter and each receiver has it's own tuned antenna within the unit, so while it's not as familiar and seemingly efficient as what we're used to, it's obviously been researched and found to be he best route for moving that huge chunk of data without a dedicated license.

 

It would make sense then that it's not as effective outdoors, as there are fewer objects for the signal to "multipath" off. I can't wait to use this unit on set, as it seems to be a great way to finally get the holy grail of wireless in all situations... but we shall see - Ed your post has me concerned. I think earlier in this (or another thread) Charles suggested using the WEVI as you would with a typical cable wrangler, not necessarily as we use a typical wireless link. At least the signal is wireless to the wrangler, and he/she can do the cable dance alone.

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Hi Ed,

 

That sounds familiar - yes, I'm sure someone did call, although I can't remember if I actually did do the job or not - I've not done a recce in Liverpool for some time though, so probably not. Thanks for passing my details on though, much appreciated! Cheers. I'll return the favour sometime soon, I hope.

 

Thanks

J

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