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Author Topic: Light stand prototype  (Read 10793 times)

Brent Gillespie

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Light stand prototype
« on: October 22, 2012, 02:18:38 AM »

Hi.  Many times through the year our band will perform at venues where  there isn't a lot of remaining space near stage area to place the lighting tripods  once the P.A.  is in place.   So, the other day I was tinkering around in my garage and I decided to  implement an idea  I've had to reduce the lighting footprint our band has.   I had several unused c-clamps from old par cans available and some scrap metal & angle aluminum.  I was able to easily remove the 3 tripod legs  from 2 stands   and utilize the remaining telescoping pole.  The plan was to make some simple brackets to hold the poles upright  and use my KW181's  as bases for them.  The  brackets would be attatched to the screw in K&M poles  from my S.O.S.   set up.    It all worked out very well on their maiden voyage the other night.  Once attatched, they were  very stable and easy to use.  My obvious  initial concern was safety/stability .  I  roughly pushed and tugged on the poles  and could not get them to laterally move  all while the LED lightbars  were in place.   I was very pleased with the outcome.  Its nice having the lights a bit closer and the set up streamlined a bit.  Also, no tripod leg trip hazzard.   Any thoughts ?     Thanks for reading.
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John Luty

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Re: Light stand prototype
« Reply #1 on: October 22, 2012, 05:38:16 AM »

Looks good to me .I was thinking about doing something similar using the top fly mounts on my impulse speakers .The only question I have is will the lights be high enough to not be in your eyes?
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Chris Chambers

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Re: Light stand prototype
« Reply #2 on: October 22, 2012, 06:34:17 AM »

Genius for smaller gigs :D

David Morison

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Re: Light stand prototype
« Reply #3 on: October 22, 2012, 07:57:51 AM »

Also, no tripod leg trip hazzard.   Any thoughts ?     Thanks for reading.

Looks interesting.
Slight topic swerve - do you find the RCF's stay cool enough when you run them with the covers on like that? Knowing how warm the heatsinks on some other powered speakers get in normal operation, I'd be a bit concerned at that.
Cheers,
David.
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Rick Byers

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Re: Light stand prototype
« Reply #4 on: October 22, 2012, 10:36:11 AM »

Looks Good.

I use the M10 flybolts on the top of my QSC HPR122i's to attached LED pars, or NJD Spectres.  Works a treat on tight space venues.
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Mike Christy

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Re: Light stand prototype
« Reply #5 on: October 22, 2012, 11:19:45 AM »

Great idea! But I would think that somekind of lateral stability would be needed, but hard to tell without actually pushhing on it. - Mike



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Mac Kerr

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Re: Light stand prototype
« Reply #6 on: October 22, 2012, 11:19:59 AM »

Any thoughts ?

My first thought is it looks kind of unstable. The clamps don't look like they will stand much twisting, and they are mounted to the angle iron with a single bolt so they too can swivel. I doubt the pole cup in the speaker is designed for any additional horizontal load than the speaker if someone bumps that stand and twists it.

It's a lot easier to carry aluminum tubing rather than schedule 40 pipe and 50# bases, but it's not safer.

Mac
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Brent Gillespie

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Re: Light stand prototype
« Reply #7 on: October 22, 2012, 12:24:29 PM »

Looks interesting.
Slight topic swerve - do you find the RCF's stay cool enough when you run them with the covers on like that? Knowing how warm the heatsinks on some other powered speakers get in normal operation, I'd be a bit concerned at that.
Cheers,
David.

David, I've never had any issues with the RCF's heating up during operation.  They have performed flawlessly  for me for 3-4 years now without a hiccup.    Brent
Great idea! But I would think that somekind of lateral stability would be needed, but hard to tell without actually pushhing on it. - Mike




Mike,  I figured they would need more lateral stability like you suggested.  However, they feel suprisingly stable on their own.  I was suprised myself.
My first thought is it looks kind of unstable. The clamps don't look like they will stand much twisting, and they are mounted to the angle iron with a single bolt so they too can swivel. I doubt the pole cup in the speaker is designed for any additional horizontal load than the speaker if someone bumps that stand and twists it.



Mac
Mac,  once i put everything in place it would not twist or swivel unless I seriously  leaned into it with my 245 lb body.   I can assure you that  K&M  pole supporting the RCF's  is screwed in firmly  to the KW181  and it isn't going anywhere.  The RCF is only 39 lbs.   and the LED lightbar doesnt weigh anything really.  IMHO it would take a very serious "body block" to topple the entire set up.  I had each band member  grab the light pole and try to move it or twist it.  They were all suprised themselves how firmly it held. 
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Steve Hurt

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Re: Light stand prototype
« Reply #8 on: October 22, 2012, 12:37:34 PM »

Why not mount a 2nd pole cup on the sub and use just the top bracket?

You're definitely addressing a common problem and headed in the right direction.
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Brent Gillespie

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Re: Light stand prototype
« Reply #9 on: October 22, 2012, 01:42:53 PM »

(edit)
« Last Edit: October 22, 2012, 01:49:59 PM by Brent Gillespie »
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ProSoundWeb Community

Re: Light stand prototype
« Reply #9 on: October 22, 2012, 01:42:53 PM »


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