ESI Juli@ BNC Termination Question

Feb 21, 2009 at 8:27 AM Thread Starter Post #1 of 6

les_garten

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Hi,
I have an ESI Juli@ with the Breakout to COAX cable. I am buying a DAC with BNC and RCA Input. The Jitter specs are supposed to be 100 x better on the BNC input to the DAC. There is no room on the ESI card to mount a BNC Jack. I have to deal with the Breakout cable. I like the ESI card and don't want to change, especially since I just bought it recently.

I inquired about using a BNC terminated COAX and an RCA Converter on the end and was advised to just go RCA if I was going to do that, and Blow off the BNC idea. I've never seen a BNC plug on the end of a wire, so the breakout cable is an issue.

Anybody have any suggestions about how to solve this and go BNC from the Card to the DAC? Incidentally, the DAC is an Audio-gd REF 1.
 
Feb 25, 2009 at 1:26 AM Post #5 of 6
Cute.
tongue.gif


I'm not sure the breakout cable uses coax wire and the breakout connector will mess up the prospect of 75 ohm impedance throughout. If you want, you can cut off the RCA connector off the breakout cable and replace it with a BNC (if coax - if not, it might not be worth it). What I would recommend (although I tend to go for overkill on these things) is simply remove the breakout connector on the board and hardwire a proper 75ohm coax cable to the card with BNC on the other end. You may also want to make this cable short (a few inches) and have a female BNC on the end so you can use a normal BNC-BNC coax cable to your DAC.
 
Feb 25, 2009 at 2:25 AM Post #6 of 6
Quote:

Originally Posted by FallenAngel /img/forum/go_quote.gif
Cute.
tongue.gif


I'm not sure the breakout cable uses coax wire and the breakout connector will mess up the prospect of 75 ohm impedance throughout. If you want, you can cut off the RCA connector off the breakout cable and replace it with a BNC (if coax - if not, it might not be worth it). What I would recommend (although I tend to go for overkill on these things) is simply remove the breakout connector on the board and hardwire a proper 75ohm coax cable to the card with BNC on the other end. You may also want to make this cable short (a few inches) and have a female BNC on the end so you can use a normal BNC-BNC coax cable to your DAC.



Hi,
I think I may look into that. I don't need the COAX in. I don't need Midi I/O. The 75 OHM COAX cable to the Card is a good idea if the Soldering is not too difficult.

Thanx!
Les
 

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