Subject Started by Replies Views Last post
Effects of underdriving MH lamps Re: violent EOL? « 1 2 » themaritimegirl 17 3771 December 05, 2015, 03:19:58 PM
by Lightingguy1994
GE LED Bright Stik now available in Canada! themaritimegirl 6 2344 December 24, 2015, 02:39:57 AM
by Solanaceae
MV lamp won't run up on reduced power after running at full power? themaritimegirl 9 2553 October 12, 2014, 04:19:53 PM
by themaritimegirl
Sylvania fluorescent lamp catalog themaritimegirl 1 1195 August 02, 2014, 12:01:36 AM
by nicksfans
Trisonic incandescent light bulbs themaritimegirl 2 1376 December 29, 2013, 11:13:29 AM
by toomanybulbs
175W MV - OCV requirement? themaritimegirl 10 3582 July 07, 2013, 01:02:58 AM
by themaritimegirl
Subsidized CFLs - 10 cents each! themaritimegirl 3 1564 February 10, 2014, 06:53:47 PM
by Steele1992
Anyone tried an HO/VHO lamp on an incandescent ballast? themaritimegirl 7 1952 December 21, 2014, 11:42:50 AM
by Medved
50W MV questions themaritimegirl 13 3202 November 09, 2013, 01:09:21 PM
by Medved
25 watt F32T8 and residential F40T12 ballast - match made in heaven? themaritimegirl 2 1931 April 06, 2014, 02:52:46 PM
by toomanybulbs
Fulham Ballast Equivalent TheMusicMan 1 1844 June 24, 2018, 10:55:18 PM
by 589
Need help identifying this strange looking, clear spiral bulb. theseller 13 2645 August 07, 2019, 02:52:44 PM
by bryanrb
Philips and GE 1000W Diving bulbs theseller 11 2789 April 03, 2019, 01:19:43 AM
by funkybulb
I got a new mercury vapor lamp today TheUniversalDave1 5 1545 February 04, 2015, 10:53:05 PM
by TheUniversalDave1
Rare and non-existent lamp types TheUniversalDave1 6 2637 March 25, 2014, 10:39:37 AM
by Silverliner
Are modern 40 watt lamps killing our classic ballasts??? « 1 2 » TheUniversalDave1 16 4091 May 23, 2015, 12:13:43 PM
by Solanaceae
Everything that's old is new again! TheUniversalDave1 7 1816 May 21, 2015, 08:35:39 AM
by Solanaceae
Reduced envelope HID lamps TheUniversalDave1 6 1926 March 09, 2015, 12:19:32 AM
by Alights
Philips Alto 40 Watt. OK for Old HPF RS Ballasts? TheUniversalDave1 6 2034 February 03, 2014, 04:01:36 PM
by arcblue
What are we going to do? (T12 ban) TheUniversalDave1 12 2541 January 17, 2014, 02:18:34 PM
by Medved
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