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Can 5DMarkIII handle ERX2TCD


hiro nakamura

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Jose: " According to the ERX manual, it has a frequency response range of 60Hz - 12kHz, so that means, anything above 12kHz won't be there. "

you need to know more about the freq response spec, which is often not provided...

usually the range is specified +/- n.n dB, and the curve may, or may not taper off gradually, or steeply.... it depends...

of course with 24kHz sampling the response will be gone before 12kHz, but with 32kHz sampling response could be up to ~15kHz, which even our golden ears typically find completely acceptable.

in that regard, then, the 5Dmk3 theoretically can handle the ERX2TCD...

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Other than having lowest tc output workable voltage as possible, can i minimize tc bleed by using higher quality 1/8" to 1/8" cable to connect a erxtc to a dslr? And if yes anybody would like to recommend one?

 

" Crosstalk may be a concern, especially in the situation presented here, but can be reduced significantly to the point of unnoticeability if proper cables are made and proper settings are used. "

there is plenty of it depends in there, as some of the crosstalk typically occurs in the mic preamp electronics, such as they are,  and of course, once the TC signal level is reduced below crosstalk, it may prove to be unusable as a TC signal further alsong the workflow...

 

Seems like the cable isn't the main culprit in crosstalk aka bleed.

 

I'm sure that especially in typical "low budget" DSLR workflows the so-called "assistant editors" will complain if they need to batch process all camera audio files to gain up that TC recorded at low levels instead of syncing everything by eye because a slate wasn't budgeted. ;)

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TC bleed is usually caused by a cable ground issue or actual X talk inside the camera. The TC out of the ERX is bandwidth limited to audio frequencies to help eliminate the problem. It is best to run the TC as low level as possible and the audio as high as possible.

 

Glenn

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