[LAU] ground loop hell
David Christensen
dpchrist at holgerdanske.com
Wed Feb 11 01:48:07 UTC 2015
On 02/09/2015 11:38 PM, Roger wrote:
> These articles may be of interest.
> http://www.rane.com/note151.html
> http://www.rane.com/note110.html
Thanks.
> I have worked at the same venue for many years and have noticed more
> frequent problems recently with hum and buzz
> with some bands' equipment while most are perfectly fine. I suspect
> changes in the grounding such as corroded
> ground rod connectors or dryness in the soil they are in. The boss is
> investigating.
There are electrical contractors that specialize in testing/
commissioning electrical systems. You might want to find one.
> The previously
> mentioned 750 foot run may be a problem though with probable significant
> voltage drop.
I researched that in the past, and seem to recall that good quality
balanced equipment (e.g. with good driver chips) and good quality XLR
cables can send a signal ~900 feet before the high end starts to roll off.
David
More information about the Linux-audio-user
mailing list