Author | Topic |

I Supported Toymods
Location: Sydney
Registered: December 2002
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Re: how many MCD for leds to replace dash globes.
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Sun, 14 December 2003 12:01

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One other thing to remember is that LED's of different colours will have a different brightness even though their MCD rating may be the same. This is because a lot of the light emitted by an LED may be out of the visible range. The best example is to compare a 20,000MCD red LED against a 5000MCD blue LED... The blue LED appears brighter than the red because a lot of the light from the red LED is out of the visible range (e.g. Infra Red)
If you are able to obtain the lumens (or ANSI lumems [Al]) value of the LED's you are looking for you will find that you can compare brightnesses of different coloured LED's more effectively.
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| Subject | Poster | Date |
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how many MCD for leds to replace dash globes.
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Grega | Sun, 14 December 2003 05:33 |
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Re: how many MCD for leds to replace dash globes.
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oldcorollas | Sun, 14 December 2003 06:47 |
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Re: how many MCD for leds to replace dash globes.
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oldcorollas | Sun, 14 December 2003 06:53 |
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Re: how many MCD for leds to replace dash globes.
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thechuckster | Sun, 14 December 2003 07:42 |
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Re: how many MCD for leds to replace dash globes.
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midnight | Sun, 14 December 2003 07:59 |
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Re: how many MCD for leds to replace dash globes.
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Soarer | Sun, 14 December 2003 10:13 |
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Re: how many MCD for leds to replace dash globes.
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gabe | Sun, 14 December 2003 10:20 |
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Re: how many MCD for leds to replace dash globes.
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Grega | Sun, 14 December 2003 10:49 |
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Re: how many MCD for leds to replace dash globes.
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Allan | Sun, 14 December 2003 11:44 |
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Re: how many MCD for leds to replace dash globes.
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Toobs | Sun, 14 December 2003 12:01 |
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Re: how many MCD for leds to replace dash globes.
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shinybluesteel | Sun, 14 December 2003 13:00 |
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Re: how many MCD for leds to replace dash globes.
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oldcorollas | Sun, 14 December 2003 14:07 |
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Re: how many MCD for leds to replace dash globes.
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shinybluesteel | Sun, 14 December 2003 22:09 |
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Re: how many MCD for leds to replace dash globes.
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M.W.P. | Mon, 15 December 2003 02:38 |
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Re: how many MCD for leds to replace dash globes.
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midnight | Mon, 15 December 2003 06:06 |
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Re: how many MCD for leds to replace dash globes.
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Grega | Mon, 15 December 2003 10:02 |
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Re: how many MCD for leds to replace dash globes.
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midnight | Mon, 15 December 2003 11:20 |
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Re: how many MCD for leds to replace dash globes.
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Grega | Mon, 15 December 2003 19:11 |