Mini mag 3 AA investigation.

Kenom

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Apr 15, 2007
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450
Location
Helena, Montana
I'm pretty new to this forums as far as the Lighting world goes. I've done my own fiddling with this and that and have modded my own flashlights here and there. For the most part, I don't come over to this side of the forum as I don't know anyone over here and I'm not as up to date on current modifications or brightest flashlights as I am lasers. I'm into changing out LED's in luxeon flashlights and replacing them with cree leds or before I was aware of the cree's I would take normal lights and put Luxeons into them. My first Mod was a Maglite. Simple 2aa version. I purchased a drop in led conversion for it and my journey into High intensity LED's began.

Recently Maglight has taken it upon themselves to move over to the world of Luxeons and have made a production flashlight I'm sure we've all seen that includes a 3 watt Luxeon running off 2 or 3 AA batteries. Most of the light modifications I'm doing are converting flashlights into lasers. So I picked up one of these maglites with the intent of checking it's usability as a laser mod. The journey there is interesting and I'd like to share with you all over here on the light side the modification I've done. (I did not use this as a laser and don't think it's going to be an easy mod but it can be done.)

Obviously, in order to utilize a luxeon led, you need to have some kind of current regulation. To keep the led at a consistent output current wise regardless of battery condition. So, I figured the regulator in there may be putting out right around where I need it to use for a laser. Well, it doesn't! Oh it's regulated alright. But the regulator is running 650ma at exactly 3v. In regards to current regulation for a Luxeon 3 watt, it's a bit weak. If I remember correctly the 3 watt could handle 750ma Nicely. Now there isn't much heatsink under the LED so I'm sure Maglight figured that into the equation. (thankfully it's not a K2! and it's heat generating horridness) I've recently been shown the cree Q5 and would like to see if this is going to be a reasonable swap for the 3 watt led in it.

mag3an7.jpg


1. the reflector. Nice long reflector for those nice tight beams.

mag2zm0.jpg


2. the driver and light.

mag23rd8.jpg


mag22fd0.jpg


mag21is5.jpg


The beam (first as powered on spot)
mag42ba8.jpg


Middle of the road (flood/spot)
mag41pp5.jpg


Head almost off (flood)
mag4kf7.jpg


I'm pretty impressed with this light. It's more powerfull brightness wise than any of the dorcy's I've got (not that they are all that bright) but they are sure bright for me. Having 3 batteries means longer run time and I like the feel of the mini mag that is a big longer like the larger D sized maglights. I'm no flashaholic but the beam looks good tight and starts to turn to crap after the thing goes to flood.

I've no doubt I could put a cree p4 in this and not have too many issues. The hardest would be trying to come up with some means of heatsinking it so that I don't cook the light while trying to make it brighter.

So, there is my ramblings. Hope it benefits someone. I know it was fun to open it up and figure it's inner workings.

Oh and I hope I'm not posting a duplicate.
 

jasonsmaglites

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Joined
Feb 15, 2007
Messages
980
good post.
i had to pay to have mine done.
not much for going into flashlights but i've had plenty made and bought a few off dx.

as far as that 3aa mag goes, did you know the runtime off three batteries running the same lumens would be MORE than 50% greater. that's kind of cool to me. that's why i roll with a 4d mag on most of my mods but i got plenty of aa's and aaa's too now.
 

Lightingguy321

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Joined
Oct 5, 2006
Messages
654
The mag is user modifiable, try using an SSC P4 LED, their dome and body are about the same as the 3 watt luxeon which means you do not have to change optics around to get a good beam.
 

UncleFester

Flashaholic*,
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Apr 28, 2004
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1,271
Location
Desert Hlls,AZ
The mag is user modifiable, try using an SSC P4 LED, their dome and body are about the same as the 3 watt luxeon which means you do not have to change optics around to get a good beam.

Surprisingly enough, the MiniMagLed reflector works GREAT with a Cree... go figure... LOL
 

Lightingguy321

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Oct 5, 2006
Messages
654
My question is (I would love an answer) is how on earth do you fit the cree XRE LED into place in a minimag LED.
 

Kenom

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Joined
Apr 15, 2007
Messages
450
Location
Helena, Montana
As you can see on the driver board the light which has two flat peices of metal attached to it wedges into the driver board. It would be pretty easy to solder the same thing onto a cree and just slid it in! I've got one on order from Dealextreme and will give it a try. Hopefully I can desolder it from the star.
 

PhantomPhoton

Flashlight Enthusiast
Joined
Jan 15, 2007
Messages
3,116
Location
NV
How well is 3V going to work with the VF of newer Crees?
By the way anyone have the VF for R2 bin at various currents yet?
 
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