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3 hour light bulb Keyless 14 3306 November 29, 2019, 02:03:33 PM
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My 175w mh lamp fell victim to sis... « 1 2 » HomeBrewLamps 18 3313 September 16, 2017, 01:10:13 AM
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H36 vs H34 Mercury lamps BlueHalide 9 3342 December 14, 2020, 02:12:18 PM
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Best modern HPS « 1 2 » wattMaster 15 3342 April 29, 2017, 02:39:32 PM
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Metal Halide Problems GE M-400A1 6 3349 May 07, 2008, 10:35:14 PM
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older mercury vapor lamps and flickering form109 5 3353 February 23, 2009, 08:50:39 PM
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Have LEDs Already Met Their Successor? « 1 2 » streetlight98 15 3379 September 24, 2017, 03:59:35 PM
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CFL Quality Metal Halide Boy 14 3382 June 19, 2020, 01:10:43 AM
by Medved
What is your highest power lamp? Xytrell 12 3383 January 10, 2010, 11:40:16 AM
by Parrot
Rare Earth Phosphor Crisis Patrick 10 3384 August 06, 2011, 02:55:43 AM
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Well, it's official yuandrew 12 3388 September 08, 2010, 01:31:19 PM
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Incandescents, anyone? DieselNut 13 3400 March 29, 2011, 11:32:29 AM
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70 Watt HQI Lamp Question Metalhalide96 13 3401 August 28, 2011, 02:58:31 PM
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CFL EOL Powell 12 3409 October 06, 2012, 12:32:03 PM
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Plastic Fluorescent Tube « 1 2 » wattMaster 18 3421 April 04, 2017, 03:58:35 AM
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230 volt light bulbs Keyless 14 3423 April 20, 2014, 04:08:04 PM
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1000 watt Mercury Vapor OCV Keyless 6 3429 August 24, 2021, 03:36:25 AM
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LED retrofit help « 1 2 » Lumex120 18 3430 May 21, 2016, 06:17:48 AM
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