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i have always wondered about this. i often thought of taking it somewhere that does plastic work and having like a thousand of them made. keep 2 sell the rest. but i don't have the funds....
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1986 base BIRD LB8_2.8L_V6 17.4@76MPH. mods:
4th-gen console, 2002 cavalier front seats, 140MPH speedo, completly de-cluttered engine bay, lots of "free" mods. complete front suspension and stearing rebuild. Custom Cold Air Intake.
1988 Trans Am GTA 5.7L TPI L98 14.3@97MPH. mods:
base model spoiler, 4th gen console, 4th gen charcol leather seats, free mods, 89+ rear disc brakes, SLP shorty headers and Y-pipe, full 3" hooker catback, WCT-5 trannsmission, centerforce dual friction clutch. COMING SOON: 4th gen doorhandles, custom transsmisssion crossmember, SFCs, 98+ front brakes.
Originally posted by 85_ZED28 Ya so was I! I put white led's in place of the stock bulb, so it doesnt look yellow anymore. A clear lense would look cool though.
Do you have a picture of the bulb? Can you buy it somewhere?
Yep that's what I did, it fits perfectly! When I was first sticking it up there to see how it would fit, a trace on the edge of the board shorted out and got fried. After soldering a little jumper on to fix it, I used electrical tape to protect the back of the board.
It's held tight and is much brighter than I expected. I'll eventually stick a capacitor up there too so it will fade out.
It's held tight and is much brighter than I expected. I'll eventually stick a capacitor up there too so it will fade out.
If you have any other lights in your car (map and footwell lights) then those will drain from the cap as well so they'll have to be LEDs if they aren't. Hopefully they all drain at the same rate- unlike mine.
Ya I have leds in the footwells also. I tried a 1000uf cap a while ago, but it's too small and fades too fast. The dome light with 36 leds has more resistance than the 2 4-led footwell lights so they won't fade the same, but thats ok. I'll have to measure the resistances and calculate how big a cap I need for a nice slow fade out. Just too lazy
Nice. I'm doing the same exact thing right now. I put two 10mm LEDs for my domelight and its just not bright enough so I scored some 20Kmcd 5mm LEDs. I think 36 would be overkill for me though, I'm thinking 25 at the most should be fine.
Originally posted by CaysE LEDs don't fade, last I knew.
I think you may be thinking of something else. We're talking about making the LEDs slowly fade off when the door closes, which does work if you stick a large enough cap in there.
I thought LEDs are in an "on" state only between a specific voltage range. The capacitor would slowly drop the voltage going to the LEDs, meaning they would all shut off as soon as the voltage dropped below the "on" state threshold.
I would try to wire something up that turns off all 36 LEDs one at a time within a couple seconds. Nice.
Originally posted by CaysE I thought LEDs are in an "on" state only between a specific voltage range. The capacitor would slowly drop the voltage going to the LEDs, meaning they would all shut off as soon as the voltage dropped below the "on" state threshold.
Technically they are on between a specific voltage range, but the current/voltage varies the brightness. So it will in fact slowly fade as the voltage and current available decreased.
A nice timer would be great, maybe on a second board hidden up there. Maybe I'll work on a small circuit and see if we can do something like that. A tiny relay, transistor, cap, etc. may do the trick.
i was thinking this very thing today (and often in the past). i think it'd be easiest to find the whole dome light out of another vehicle and mount it. dont know... id love a clear one though.
Originally posted by 85_ZED28 Ya so was I! I put white led's in place of the stock bulb, so it doesnt look yellow anymore. A clear lense would look cool though.
I don't know what my problem is but my LEDs NEVER look that good. Right now I have a bright white dot on the cover where each LED is. It doesn't light the while thing up evenly.
that is really sharp... Here is an idea.. make something similar.. and if it's a camaro.. use a different color LED, and put a bowtie shape in there...
I installed the 36 LED panel the same way, electrical tape and all, and it looks great! I'm thinking of soldering a connector in there so the wires aren't just hanging around. You've started a trend, 85_ZED28!
Is there any place one could buy a 25 or 36 led with the "cap" fader for the dome light? Brain surgery and electrical curcuits are a couple of things I keep clear of - I'm good at burning out fuzes. thanks
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Originally posted by camarobeast84 85_ZED28, what are the specs of the led you used in your domelight? It looks much brighter, is the light distribution good for you?
Its just a pcb board with 36 leds on it. If I remember right, they are wide angle leds with an "inverted tip". I got it from superbrightleds.com:
Originally posted by Xophertony this LED thing seems cool. where do you get those? radio shack or somthing (please not radio shack)
check my post just above yours
Quote:
Originally posted by ETERNALDARKNESS i actually have a clear dome light lens that i found at the junk yards once. its a little dirty but its clear not like the stock white ones.
I already posted the link for you of where I got it, its in the middle of the page. No, its not as bright as the stock bulb setup, its still bright enough for me though.
I'm well aware of the link, and know of the website, I was just trying to figure out what to look for. I'm a little dissapointed to hear that it's not as bright as the stock setup though. 70% of the reason I was thinking about doing the swap was for the increased visibility. Does anyone know of a setup that would be better than stock????????
for a while when my headliner was out i had no shroud around the light, it was just the bulb. that was bright as hell. if you need visability i would just roll with no lense. or get this clear one we have been hearing about.
no **** you recall what vehicle you got it from? it wouldn't be bad it it was polished up also how are you guys wiring the led's? resistor every 3 led's? or 1 resistor per led? series-parallel wiring i'm guessing
Is this what you bought?
1156-PCB-W36 White LED Lamp
12VDC 1156 Base with 1-1/2 inch square circuit board
With 36 Super White LEDs
Designed for overhead lighting in boats, campers, box trucks, etc.
With Wide 100 Degree Beam Pattern
$ 19.95
How does it hook up? Just plug in?
EDIT: I like the stuff tehy've got. Since I was gonna buy a few new bulbs anyway, I guess I'll just go ahead and replace the intrument cluster lights with LEDs.. Would it look ok if I did half blue and half white to get that bluish effect? Or would it look odd? I like white, but I also want some color in there.. And I despise yellow (IE, any normal light bulb. I've got issues... )
Last edited by Justin Horne; 04-27-2006 at 12:53 AM.
Hmmm I would like to replace every yellow incandescent bulb with LEDs to have less heat and to have a nice bright white light at night... What is the part number for direct replacement of the ones in our dome lights?
Thanks!
-Marc
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Hmmm I would like to replace every yellow incandescent bulb with LEDs to have less heat and to have a nice bright white light at night... What is the part number for direct replacement of the ones in our dome lights?
Thanks!
-Marc
stock incandescent bulb #561
LED Replacement bulb #211, #212 but make sure it is a rigid loop design