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Deconstructing a Rear Projector Tv

I found someone giving away a rear projection tv for free. I snapped that up. So far I have just removed one main power board and one of the lens assemblies. It is surprising little in the way of...

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100 Watt LED Version 2

This second one has a larger battery and it's also higher voltage... Build pictures and video below: :beer: Battery: 6S 12 Amp hour Lipo pack! :) Voltage and current readings: To the emitter - 33.2...

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20 foot balloon line.

Here I am using my 4.7W 470nm to pop a balloon line 20 feet long. I used colored balloons as well.

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WTB: Nice laser host for a 470nm or 532nm laser

I think my next build is going to either be a 470nm 07E or maybe one of the 532nm diodes. I haven't been able to find any nice looking hosts and I was wondering if anyone had any good unused ones...

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NUBM47-A1 Custom Volt Panel build 5w+

I really liked A.Barnetts custom host kits he was selling but I wasn't going to pay What he wanted so I went ahead and built my first Custom host, I've been recovering for a month now from a car...

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Jetlasers PL-E 532nm 700 mW +Beam Expander, $550

For sale. The laser is in good condition, I would use it occasionally for a year, less than 30 hours overall. Power measure: For now, I don't have a wattmeter to check if it has lowered, but I bet it...

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Hackaday - How Lasers Actually Work

Good post from Hackaday on how lasers actually work - seems to cover all the points with good explanations (And some nice graphics to go with them!), although may be a little in depth for some. :) Also...

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My newest collection

Here are the three lasers from my newest "collection" They are all Class IV and above 1 watt Beam shots to follow 1.2 watt Green 520 NDG7475 w/G2 1 watt Red Mitsu 500 w/G9 (terrible beam spec) 2 watt...

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the sound of gravity

In February 2016, NASA announced the LIGO experiment detected gravitational waves caused by the merger of two black holes. The accompanying illustration showed an accretion disk with a helix of energy...

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How should crap 18650 charger function? Help...

Bought a typical red laser "pointer" from Ebay, because I didn't have one. Received it promptly, but there is something (more than usual) wrong with the junk 18650 battery or charger. When plugged in,...

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For sale

Ok guys I need to pay some bills like yesterday I need to sell a few more of my lasers up for sale is my aprox two hundred mw 532 laser I got from Hap. I am asking 75 plus shipping 2. Jds Uniphase 532...

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Server Reboot

Hi Guys, Had to reboot server to do some updates. Back online now. Best Regards, -Avery

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Diode question

Does anyone know what diode could pop a balloon from the furthest distance. Would a 7875 be best or is there something better?

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Spec/data sheet for the BDR-209?

Does anyone have access to a spec sheet for the BDR-209? I need to view it's temperature operation, and wavelength tolerances.

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cni 473nm laser b&w tek module

selling my 473nm project. was putting out 6mw of blue light before i tried realigning the lenses. has all the optics and the diode is running strong, tecs also appear to be working last time i tested...

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4 laser bundle

Im in need of some quick funds so im selling 4 of my cheaper lasers as a bundle. Im not looking to sell them individually as i simply dont have the time. Im going to sell all 4 lasers for $85 shipped...

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New driver, laser not turning on?

I was using a flashlight driver for it and just got the X-drive, but its not turning on? Something wrong with my setup or something? I'm using the ehgemus host as contact points, so its not anything...

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Sanwu Spiker

Received my Sanwu Spiker laser yesterday was pleasantly surprised at how good it was finished,man this thing is solid you sure know it when you are holding it in your hand. All the other things...

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User selling LaserGlow Hercules.

Hey guys, We have a member who bought a laser off of a member on here quite awhile ago and dosen't meet the B/S/T section requirements to post. Along with that, he isn't into lasers anymore &...

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Battery Question

Hello everyone, this is my first post here. I'm pretty new to this whole thing but I've had an interest in it for a while. I just ordered myself a 1W 445nm Challenger from Sanwu. I'm confused about the...

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