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Junior Varsity
X32 Discussion
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<blockquote data-quote="Tim McCulloch" data-source="post: 83187" data-attributes="member: 67"><p>Re: X32 Discussion</p><p></p><p></p><p></p><p>Running mic-level snake on top of 200' of feeder at full load (125 amps/leg) might not be the best idea. Running FOH power attached to the drive snake? No problem. Running FOH power attached to the mic snake? Not likely to be a problem. This presumes that all connections are balanced. The only time induced hum has been an issue for me was when the lampies dumped their feeder pile on top of my mic snake. The harmonic content on the neutral seems to radiate nicely at 50% dimmer level. The fix was to free the snake from beneath the 4/0 spaghetti and move it about 6" to the side.</p><p></p><p>Our drive snakes are 250' long and each has either 8/5 or 10/4 running the length. No inductive hum. Smaller combo snakes like 150'x24x4 have 12/3 and no inductive hum. FOH current draw is lower than it used to be (hence the 8/5) now that Big Analog Mixers are are requested infrequently, but over the last 30 years I can't think of a time when the FOH power run was detrimental to the audio.</p><p></p><p>YMMV.</p></blockquote><p></p>
[QUOTE="Tim McCulloch, post: 83187, member: 67"] Re: X32 Discussion Running mic-level snake on top of 200' of feeder at full load (125 amps/leg) might not be the best idea. Running FOH power attached to the drive snake? No problem. Running FOH power attached to the mic snake? Not likely to be a problem. This presumes that all connections are balanced. The only time induced hum has been an issue for me was when the lampies dumped their feeder pile on top of my mic snake. The harmonic content on the neutral seems to radiate nicely at 50% dimmer level. The fix was to free the snake from beneath the 4/0 spaghetti and move it about 6" to the side. Our drive snakes are 250' long and each has either 8/5 or 10/4 running the length. No inductive hum. Smaller combo snakes like 150'x24x4 have 12/3 and no inductive hum. FOH current draw is lower than it used to be (hence the 8/5) now that Big Analog Mixers are are requested infrequently, but over the last 30 years I can't think of a time when the FOH power run was detrimental to the audio. YMMV. [/QUOTE]
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