[sdiy] Multi-pair audio cable & pcb connector?
Scott K Warren
scott at rosetta.com
Fri Jan 6 07:57:49 CET 2006
I'm going to use some Belden BL-1512C multi-pair snake cable (8 pairs
individually shielded) to carry a bunch of line-level audio signals
between a custom synth module I'm building and the back of the synth
cabinet. Each conductor is 24 AWG. The cable run will be about six
feet. Is this a bad idea for any reason? (I found a source selling this
cable by the foot, so I don't have to buy a thousand dollar spool.)
If it's a reasonable idea, then what kind of connector should I use
between the cable and the module's pcb? Is there a best way to assign
conductors to connector pins (e.g. alternating signals and grounds like
we do in digital ribbon cables)? What should I do with all the shields?
At the back of the cabinet will be audio jacks with a few more feet of
cable plugged into them, terminating at various ordinary audio devices.
Do I need to take any special precautions driving all this cable, or
will a simple voltage follower per signal be ok?
Thanks,
skw
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