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Substituting ON/OFF switch by power bar.

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Substituting ON/OFF switch by power bar.

Postby ProgramFiles on Mon Jul 30, 2012 4:56 pm

Hi!

I've a rookie question for you guys.

I'm building a wooden case for my djing equipment, and for that reason, the ON/OFF button of my console won't be directly accessible anymore. I thought of a small workaround, but I'd love to have your input as of potential electrical risks it would involve:

- Leaving the console button on the ON position;
- Plugging the power cord in a power bar fitted with a switch;
- Using this switch to power the console ON/OFF.

I don't think there's any, but I'd rather be sure! Thank you! 8)
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Re: Substituting ON/OFF switch by power bar.

Postby EmpireStateTroopers on Mon Jul 30, 2012 8:16 pm

I was wondering the same thing with regards to my mixer/two powered speakers. I don't see why it would damage anything to just flip off the power strip, but I still turn off each piece individually.
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Re: Substituting ON/OFF switch by power bar.

Postby endofanera on Mon Jul 30, 2012 8:47 pm

EmpireStateTroopers wrote:I was wondering the same thing with regards to my mixer/two powered speakers. I don't see why it would damage anything to just flip off the power strip, but I still turn off each piece individually.

When you power down some components, it can cause a transient signal that can be hard on equipment, especially speakers. If your powered speakers power down more slowly than the mixer and any other effects upstream from them, the transient could cascade down and be amplified by the not-yet silent amps in the powered speakers. It's unlikely it will do any harm, but far from impossible.

The same would apply for your DJ equipment. The likelihood of damage is reduced dramatically if you can power down power amps before turning off the DJ box. Speakers are really the thing most likely to get damaged, especially tweeters.
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Re: Substituting ON/OFF switch by power bar.

Postby ProgramFiles on Tue Jul 31, 2012 2:13 am

Thank you for your answers.

Indeed, my amp is always the last piece of equipment powered on, and the first powered down. Except on a few occasions that I try to forget :-/

In my situation, only the mixer will be connected to the power bar. My understanding is that the only difference between this configuration and one without a power bar is the location of the on/off switch (on the mixer vs. on the power bar). Is that statement true, or do you think mixers are equiped with special circuitry designed to prevent some sort of overcurrent?
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Re: Substituting ON/OFF switch by power bar.

Postby endofanera on Tue Jul 31, 2012 9:01 am

ProgramFiles wrote:In my situation, only the mixer will be connected to the power bar. My understanding is that the only difference between this configuration and one without a power bar is the location of the on/off switch (on the mixer vs. on the power bar). Is that statement true, or do you think mixers are equiped with special circuitry designed to prevent some sort of overcurrent?

In the example you've given, I wouldn't worry about powering down your mixer using a power strip switch as opposed to the one on the mixer.
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Re: Substituting ON/OFF switch by power bar.

Postby ProgramFiles on Tue Jul 31, 2012 6:53 pm

Merci :-)
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Re: Substituting ON/OFF switch by power bar.

Postby Louciferrigno on Wed Aug 01, 2012 1:05 am

Yeah, as long as your amps are the last thing on and the first thing off, your good. Shouldn't harm anything. You just don't want to sent spikes to speakers that are active (turned on/activated/amped)

We do it all the time. Everything in the rack is powered by a Surge-X and we just pop it on, lights lighten, we turn on the amps. Reverse for power off. Just remember to do it in the right order.
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