Bendable EL Wire

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Photoflight1
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Bendable EL Wire

Post by Photoflight1 »

SparkFun Electronics has bendable EL wire in several different colors.

Watch the video to get an idea on hw it works.

https://www.sparkfun.com/products/14697 ... i=64432826
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Richard Baker
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Re: Bendable EL Wire

Post by Richard Baker »

Thanks for the Link!

Great product- just need to dust off an old project to use it with...
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brt
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Re: Bendable EL Wire

Post by brt »

So what happens if you want shorter lengths?
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EVApodman
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Re: Bendable EL Wire

Post by EVApodman »

This seems similar to the light sheets that have been around for years.

The drawbacks of this like light sheet is that you are dealing with high voltages to light the tube up, at least 100vac or more. This makes wiring and working with it hazardous for the average person.

The other is that the tube is a fixed length of 10' which makes it impractical for all except very large models. Randy Cooper's Star Destroyer is probably the minimum size that you could use it in.
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StarCruiser
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Re: Bendable EL Wire

Post by StarCruiser »

It also doesn't appear to be very bright. Not sure if it would really work that well for lighting a model...
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brt
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Re: Bendable EL Wire

Post by brt »

Not high voltage if an arduino is lighting it up. video shows it plugging into one. That would be 3 or 5,5 volts depending on the arduino model.
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EVApodman
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Re: Bendable EL Wire

Post by EVApodman »

It states that the light strands needs to be hooked up to this board and hi voltage AC is required to light the strands.

https://www.sparkfun.com/products/12781

It seems to me that this product is made for architectural decoration or DJ displays mainly.
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swhite228
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Re: Bendable EL Wire

Post by swhite228 »

EL wire is high voltage, it can be cut to length, and isn't very bright.

El wire is simply a copper wire coated with phosphorus with a thin wire wrapped around it, clad with a plastic cover to protect it from the elements. It is the wire version of light sheet or as they are called electro luminance panels. Both EL Wire and panels have the same issues and are worked the same way:

Light output- EL products work best in low light! If you have a watch with the glowing back light it is EL. To get an idea turn the watch backlight on during the day to get an idea what you will get from EL in a model. Some of the Star Trek studio models had EL lighting in places but in most effects shots the model lights are shot as a separate element on a dark stage, then matted on to an element of the ship in normal light.

Cutting - You can cut an EL panel or wire to shape or length as long as you don't sever the two connectors to the power supply. When cut the cut needs to be sealed to keep moisture out. Usually you can seal the cut end with tape. If left unsealed moisture from the air will cause the EL item to fail.

Power - EL runs off an inverter which turns your dc battery power into 110v+ ac. It is possible in some cases to wire EL products directly into a 110v line, but you need to remember the brightness is a function of both voltage and hertz. if during handling the thin wire in an EL wire breaks the wire will light up to the point of the break, but you can cut splice and seal the parts to restore the current flow, and operation.


Life - EL products have a relative short life. As the product ages it will start to develop dark spots and slowly grow dimmer. With a light bulb the given "life" in hours means for a run of bulbs half of the bulbs manufactured will at that point have failed, With Leds and EL the "life" rating means at that point the product will have lost it's output by 50%
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Richard Baker
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Re: Bendable EL Wire

Post by Richard Baker »

I explored EL wire when I had a commission to create some display UFOs for a children's project. I was going to give the shapes some TRON-like glowing line patterns and an auto parts store had EL wire for interior tricks. The main problem was that it did not put out enough light to appear glowing with normal room lighting.
I was hoping the tech had advanced somewhat better over the years-
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brt
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Re: Bendable EL Wire

Post by brt »

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swhite228
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Re: Bendable EL Wire

Post by swhite228 »

brt wrote: Wed Jul 18, 2018 2:19 pm side glow fiber optics anyone?

https://thefiberopticstore.com/solid-core-side-glow/
Funny you mentioned side glow fiber optics.
I just made a neon sign for a building out of fiber optics, I used regular fiber but used an Exacto #11 blade to scrape the outside cladding off the fiber side facing out. To my surprise it glowed along the length of the fiber. As with the side glow I glued both ends on a led, one bend as it went around a corner but looks good.
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Re: Bendable EL Wire

Post by seam-filler »

swhite228 wrote: Wed Jul 25, 2018 1:02 pm
brt wrote: Wed Jul 18, 2018 2:19 pm side glow fiber optics anyone?

https://thefiberopticstore.com/solid-core-side-glow/
Funny you mentioned side glow fiber optics.
I just made a neon sign for a building out of fiber optics, I used regular fiber but used an Exacto #11 blade to scrape the outside cladding off the fiber side facing out. To my surprise it glowed along the length of the fiber. As with the side glow I glued both ends on a led, one bend as it went around a corner but looks good.
A light sanding with wet & dry paper will also do the trick - just so you get through the outer sheath. Another hint - paint some silver, chrome or black at what would normally be the receiving end of the FO - the bounce-back will ever so slightly increase the light coming out the side. Also, the light drop-off can be significant, so the longer the strand, the dimmer the output.
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battlestar62
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Re: Bendable EL Wire

Post by battlestar62 »

Thank you I never about this product until now it should help my modeling to improve. as I am sure will do the same for others. Lol sorry I know I have too much time on my hands but this site is very important to me. I have a life I just chose to spend a lot of it here.
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