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Bitsyncmaster
01-29-2017, 07:20 AM
I was looking over the https://www.superbrightleds.com/ site and see they are now offering CAN buss LEDs.

Looks like the CAN buss type just draws the same current as an incandescent. So I guess they have a built in load resistor which puts the same heat as the incandescent into the light fixture. Pretty dumb idea. At least using the external load resistor you could move that heat outside the fixture. You need the load resistor with ECU blinker control and or ECU signaling a bad light. We are lucky that our DeLorean uses a "blinker" that we can replace with an LED compatible blinker.

Like the dumb idea of making a festoon with a switching regulator which makes the bulb non-dimmable. Most every car dims dome lights on and off. There is a way to make switching regulators dim but I have yet to see anyone do that.

Some of their specification data sheets list that the bulb is dimmable or not. Some specification state instant on and off but I don't know if those are switching regulators. I wish they would standardize their spec sheets.

Christian Dietrich
01-29-2017, 07:32 AM
Thats what i love and hate about my switched regulator festoons. They are nice and bright and light up the interior very well at night, but i do miss the dimming of the bulb though. I also have the same bulbs and same size in the trunk, engine compartment and tag lights. One thing i dont understand is if you get the led upgrade from DMC, why sell 2 different size festoon bulbs when they are all the same size? https://uploads.tapatalk-cdn.com/20170129/79bb6286010e3b106e511d8b5fa4e0ef.jpg
Here is one of those bulbs for my engine!

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Michael
01-29-2017, 08:20 AM
I got the LED kit from DMCH (a week before I even took delivery of my car if memory serves). Say what you will but I bought those 8 years ago and I haven't had to replace a single one.

Christian Dietrich
01-29-2017, 09:08 AM
I got the LED kit from DMCH (a week before I even took delivery of my car if memory serves). Say what you will but I bought those 8 years ago and I haven't had to replace a single one.
Oh im not saying anything bad but i ordered the same kit between 8 to 10 years ago but never understood why they had 2 different sizes? It wasn't till after i was redoing my car that i measured the bulbs on another DeLorean i was working on and they were all the same size. I think it is 38mm bulbs? I have to look it up again. Thats all im saying

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Michael
01-29-2017, 10:20 AM
Oh im not saying anything bad but i ordered the same kit between 8 to 10 years ago but never understood why they had 2 different sizes? It wasn't till after i was redoing my car that i measured the bulbs on another DeLorean i was working on and they were all the same size. I think it is 38mm bulbs? I have to look it up again. Thats all im saying

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Oh it wasn't directed at your comment st all. As far as bulb sizes, maybe the bonnet light was smaller than the interiors and engine bay? I can't remember.

Christian Dietrich
01-29-2017, 10:48 AM
I didn't think you were Michael but you stated, I cant remember what size was smaller but I do know that all the festoon size bulbs where the exact same.

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bfloyd
08-15-2017, 02:48 PM
I'm in the middle of putting my dash binnacle back together after having it recovered. While I've got it all torn apart, I figured this would be the time to replace the incandescent bulbs with LED's. I know not to replace the battery light, but all others are fair game. Anyway, I ordered the 194 equivalent bulbs from Super Bright LED's and they arrived yesterday. Is there a polarity thing I should be aware of. I know some LED's will not light if the polarity is reversed, but none of these new bulbs are marked in any way. Is there a way to determine which is positive and which is negative on an LED bulb, or is it basically trial and error?

Bitsyncmaster
08-15-2017, 05:41 PM
Most of the small LEDs are polity sensitive. You could use an ohm meter to see which lead is the + side via seeing a dim glow when correct (red meter lead is the +). Or just temporarily plug the connectors in and reverse the ones that don't light.

iflights
04-30-2018, 09:07 AM
I'm in the middle of putting my dash binnacle back together after having it recovered. While I've got it all torn apart, I figured this would be the time to replace the incandescent bulbs with LED's. I know not to replace the battery light, but all others are fair game. Anyway, I ordered the 194 equivalent bulbs from Super Bright LED's and they arrived yesterday. Is there a polarity thing I should be aware of. I know some LED's will not light if the polarity is reversed, but none of these new bulbs are marked in any way. Is there a way to determine which is positive and which is negative on an LED bulb, or is it basically trial and error?

Barry, about to do the same. Did you find the those LEDS from Superbright to be sensitive to polarity?

DMC5180
04-30-2018, 10:02 AM
Oh im not saying anything bad but i ordered the same kit between 8 to 10 years ago but never understood why they had 2 different sizes? It wasn't till after i was redoing my car that i measured the bulbs on another DeLorean i was working on and they were all the same size. I think it is 38mm bulbs? I have to look it up again. Thats all im saying

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Might have something to do with covering all bases. (Replacement dome light assemblies etc)


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bfloyd
04-30-2018, 10:12 AM
Barry, about to do the same. Did you find the those LEDS from Superbright to be sensitive to polarity?

Come to think of it now... no I don't think they were. I do remember I commented to my wife that I somehow manage to put them all in the right way because they all lit up the first time.

I will tell you that I thought I'd try something different and put in BLUE LED's in the dash binnacle. While they might look cool, you can't see the gauges worth a crap. Christian Dietrich has some type of Blue LED's in his car that are different than the stock sizes and look way better than what I ended up with.

Christian Dietrich
04-30-2018, 10:36 AM
I have the replace dome lights and they measure tbe same as the originals. A few more DeLorean's i have worked on since then are all the same size. Could havr been a error on there part.

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DMCMW Dave
05-01-2018, 12:10 AM
I have the replace dome lights and they measure tbe same as the originals. A few more DeLorean's i have worked on since then are all the same size. Could havr been a error on there part.

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At one time there was a replacement dome light fixture that used a different size bulb from the OE. Not sure about the current product.

Christian Dietrich
05-03-2018, 01:00 PM
At one time there was a replacement dome light fixture that used a different size bulb from the OE. Not sure about the current product.Oh no kidding? Must have been before i bought my car back in 2004 cause i did those lights in 2005 when it had the 2 different sizes.

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