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Forum: LED

component specs, tech, binning, usage, etc

  1. Sticky Thread Sticky: LED Forum - Threads of Interest

    Started by Unforgiven, 07-26-2009 12:59 PM
    • Replies: 0
    • Views: 37,601
    07-26-2009, 12:59 PM Go to last post
  1. White LED lumen testing

    Started by jtr1962, 08-07-2005 11:28 AM
    14 Pages
    1 2 3 4 5 ... 14
    • Replies: 411
    • Views: 443,177
    12-26-2014, 07:14 AM Go to last post
  2. The new XP-G: another big announcement from CREE

    Started by YuccaPatrol, 04-30-2009 07:52 AM
    22 Pages
    1 2 3 4 5 ... 22
    • Replies: 637
    • Views: 177,245
    12-14-2009, 05:20 PM Go to last post
  3. Converting lux to lumen

    Started by MikePL, 10-21-2007 10:32 AM
    • Replies: 15
    • Views: 173,768
    10-27-2007, 01:06 AM Go to last post
  4. Changing LED Tint With Filters

    Started by Derek Dean, 08-22-2011 07:48 PM
    12 Pages
    1 2 3 4 5 ... 12
    • Replies: 341
    • Views: 169,461
    06-07-2018, 07:37 AM Go to last post
  5. PhlatLight new SST-90 LED

    Started by PsychoBunny, 03-02-2009 03:19 PM
    10 Pages
    1 2 3 4 5 ... 10
    • Replies: 285
    • Views: 161,316
    06-22-2010, 02:15 AM Go to last post
    • Replies: 106
    • Views: 137,016
    09-01-2014, 06:38 PM Go to last post
  6. Recent LED Strip Comparisons?

    Started by stevemayman, 07-06-2013 11:35 AM
    5 Pages
    1 2 3 4 5
    • Replies: 145
    • Views: 123,361
    01-18-2017, 11:11 AM Go to last post
  7. SMD 5730 Vs SMD 2835

    Started by DarrenUD, 06-28-2013 08:04 PM
    • Replies: 10
    • Views: 115,070
    03-30-2014, 06:21 AM Go to last post
  8. Arrow New 2nd Generation Cree XP-G2 LED!

    Started by jasonck08, 07-08-2012 04:07 PM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 174
    • Views: 112,472
    05-21-2013, 04:31 AM Go to last post
  9. 500W Halogen Flood Lamp LED Bulb

    Started by J.McDonald Knives, 05-22-2011 08:34 PM
    • Replies: 17
    • Views: 110,227
    08-09-2018, 07:13 PM Go to last post
  10. UV LED's for sterilization???

    Started by phreeflow, 11-11-2008 03:35 PM
    4 Pages
    1 2 3 4
    • Replies: 114
    • Views: 107,014
    11-30-2018, 09:40 PM Go to last post
  11. Cree does it again-160 lumens per watt @350 mA

    Started by saabluster, 04-12-2010 11:25 AM
    7 Pages
    1 2 3 4 5 ... 7
    • Replies: 190
    • Views: 90,917
    03-12-2011, 03:55 AM Go to last post
  12. Buttrock 4000+ Lumen Test & BridgeLux LED Review

    Started by NeSSuS-GTE, 03-24-2009 11:33 AM
    5 Pages
    1 2 3 4 5
    • Replies: 129
    • Views: 90,124
    12-23-2016, 07:44 AM Go to last post
  13. LED's glow when off

    Started by malcolmcro, 07-20-2010 11:40 AM
    • Replies: 22
    • Views: 82,770
    11-12-2011, 08:07 AM Go to last post
    • Replies: 13
    • Views: 82,308
    11-03-2007, 05:40 AM Go to last post
  14. Any IR LED's that emit NO visible light?

    Started by smack2000, 10-08-2010 03:33 PM
    • Replies: 28
    • Views: 72,733
    07-08-2016, 02:50 PM Go to last post
    • Replies: 19
    • Views: 69,525
    09-20-2016, 11:10 AM Go to last post
  15. Reflectors for XP-G: Post your tests here

    Started by ergotelis, 10-15-2009 08:16 AM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 168
    • Views: 64,949
    05-06-2011, 06:41 PM Go to last post
  16. Luminus Devices/Phatlight SST-50

    Started by Tirodani, 05-13-2009 08:28 AM
    4 Pages
    1 2 3 4
    • Replies: 107
    • Views: 64,523
    04-10-2015, 09:22 AM Go to last post
  17. Post Spectrographic analyses, pg. 3

    Started by The_LED_Museum, 06-15-2008 06:35 AM
    16 Pages
    1 2 3 4 5 ... 16
    • Replies: 471
    • Views: 62,937
    01-21-2009, 12:16 PM Go to last post
  18. Nice - Lumileds recalling TFFC Rebels/K2's

    Started by Beastmaster, 01-15-2008 09:12 PM
    7 Pages
    1 2 3 4 5 ... 7
    • Replies: 181
    • Views: 59,812
    06-16-2009, 01:17 AM Go to last post
  19. LEDs waste 75% as heat

    Started by MikeAusC, 03-23-2011 06:56 PM
    4 Pages
    1 2 3 4
    • Replies: 100
    • Views: 59,614
    09-14-2011, 01:12 PM Go to last post
  20. Cree XM-L2 Finally announced

    Started by mds82, 12-11-2012 07:51 AM
    4 Pages
    1 2 3 4
    • Replies: 118
    • Views: 58,637
    01-21-2013, 12:26 PM Go to last post
  21. LED grow lights

    Started by Oznog, 07-30-2008 06:14 PM
    3 Pages
    1 2 3
    • Replies: 63
    • Views: 58,177
    04-25-2010, 04:35 AM Go to last post
  22. Cree XP-L, XM-L performance in an XP size package

    Started by bose301s, 05-22-2014 06:11 AM
    3 Pages
    1 2 3
    • Replies: 84
    • Views: 50,692
    07-08-2014, 06:11 AM Go to last post
  23. Cree XP-L High Intensity LED

    Started by mds82, 04-29-2015 10:09 AM
    4 Pages
    1 2 3 4
    • Replies: 90
    • Views: 50,334
    10-01-2016, 01:35 PM Go to last post
  24. How LED drivers work, and efficiency?

    Started by ImGeo, 08-03-2009 04:19 PM
    • Replies: 22
    • Views: 48,184
    07-02-2010, 01:01 AM Go to last post
  25. ultra low voltage LED?

    Started by lazerlover, 06-30-2008 12:06 AM
    2 Pages
    1 2
    • Replies: 35
    • Views: 47,040
    06-05-2017, 02:13 AM Go to last post
  26. 100 Lumen Rebel technical evaluation

    Started by evan9162, 07-14-2007 09:28 AM
    4 Pages
    1 2 3 4
    • Replies: 114
    • Views: 46,317
    11-11-2007, 07:09 AM Go to last post
  27. led more powerfull than ssc p7??

    Started by moviles, 03-29-2009 07:05 AM
    5 Pages
    1 2 3 4 5
    • Replies: 129
    • Views: 45,992
    11-27-2009, 06:06 PM Go to last post
  28. Popcorn Quad cree led !

    Started by vincebdx, 05-27-2008 03:07 PM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 150
    • Views: 43,920
    01-18-2010, 11:32 AM Go to last post
  29. Cree Q5 lumens confusion.

    Started by Zero_Enigma, 12-20-2007 05:15 AM
    • Replies: 10
    • Views: 43,866
    06-17-2012, 08:59 PM Go to last post
  30. what's the difference between XML vs XML2 ?

    Started by picard, 05-06-2013 08:16 PM
    2 Pages
    1 2
    • Replies: 38
    • Views: 42,258
    11-10-2013, 09:36 AM Go to last post
    • Replies: 2
    • Views: 41,704
    02-02-2009, 09:38 PM Go to last post
  31. Finding true cyan LEDs

    Started by saabluster, 06-30-2010 12:59 AM
    3 Pages
    1 2 3
    • Replies: 78
    • Views: 40,560
    07-12-2018, 05:00 PM Go to last post
  32. Luminus SBT-70 Announced

    Started by LilKevin715, 05-11-2012 10:41 PM
    3 Pages
    1 2 3
    • Replies: 86
    • Views: 39,691
    10-16-2019, 07:58 AM Go to last post
  33. Cree XM-L vs. Luminus SST-90?

    Started by EvilJack, 11-25-2011 03:17 PM
    2 Pages
    1 2
    • Replies: 45
    • Views: 39,420
    10-03-2012, 08:33 PM Go to last post
  34. Poll Poll: LED tint Poll

    Started by gunga, 09-01-2009 01:30 PM
    4 Pages
    1 2 3 4
    • Replies: 107
    • Views: 38,953
    02-06-2012, 08:55 PM Go to last post
    • Replies: 82
    • Views: 37,900
    03-10-2015, 09:29 PM Go to last post
  35. Cree SC5 platform, XHP LED's

    Started by Hoop, 10-24-2014 02:37 AM
    3 Pages
    1 2 3
    • Replies: 70
    • Views: 37,830
    04-27-2016, 12:06 PM Go to last post
  36. Lightbulb CRI of White LEDs

    Started by UnknownVT, 05-04-2010 11:31 PM
    3 Pages
    1 2 3
    • Replies: 75
    • Views: 37,790
    04-13-2013, 06:41 PM Go to last post
  37. Wink2 Regulate Car voltage?

    Started by mikey99, 05-29-2011 05:14 PM
    2 Pages
    1 2
    • Replies: 34
    • Views: 37,682
    10-07-2013, 07:23 PM Go to last post
  38. Nichia 219C

    Started by Fireclaw18, 06-15-2015 11:46 AM
    3 Pages
    1 2 3
    • Replies: 73
    • Views: 36,038
    01-17-2016, 08:10 AM Go to last post
  39. Cree XT-E White announced

    Started by mds82, 02-07-2012 10:13 AM
    3 Pages
    1 2 3
    • Replies: 63
    • Views: 34,774
    10-05-2014, 07:06 PM Go to last post
  40. Technical evaluation - Cree XR-E Q4 bin

    Started by evan9162, 08-16-2007 10:24 PM
    2 Pages
    1 2
    • Replies: 41
    • Views: 34,773
    05-14-2008, 05:48 PM Go to last post
    • Replies: 43
    • Views: 34,418
    04-11-2015, 05:24 AM Go to last post
    • Replies: 56
    • Views: 33,560
    03-13-2015, 05:33 AM Go to last post
  41. A Study Shows LED May Damage Human Eyes

    Started by slebans, 05-17-2013 08:48 AM
    3 Pages
    1 2 3
    • Replies: 84
    • Views: 31,573
    06-22-2015, 06:16 PM Go to last post
  42. Cree produces 1000 lumen single LED

    Started by JB01245, 09-07-2007 08:41 AM
    3 Pages
    1 2 3
    • Replies: 60
    • Views: 31,344
    05-14-2008, 01:07 AM Go to last post
  43. Smile Flood vs. Throw

    Started by slickseal, 06-17-2012 06:04 PM
    2 Pages
    1 2
    • Replies: 44
    • Views: 30,472
    11-24-2014, 01:58 AM Go to last post

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