Subject Started by Replies Views Last post
Blink-unhappiness! arcblue 14 3599 May 22, 2011, 02:16:54 AM
by Medved
Overheated choke ballast arcblue 5 1135 December 12, 2020, 06:00:58 AM
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Photocontrol brand/model recommendation arcblue 3 894 November 25, 2020, 07:56:38 AM
by HPSM250R2
Fluorescent ballasts: What's the best brand? arcblue 10 7183 January 02, 2011, 05:06:53 PM
by Medved
Magnetic (mains frequency) vs. electronic (high frequency) ballasts & health arcblue 6 2221 July 14, 2015, 04:29:47 PM
by Ash
175w mercury lamp on 100w ballast - shorter or longer life? arcblue 7 2922 February 01, 2013, 03:38:56 PM
by Ash
Slimline F96 trouble arcblue 4 1276 October 01, 2020, 01:39:00 AM
by xmaslightguy
Parking lot lighting puzzler arcblue 2 1654 May 07, 2014, 09:09:11 PM
by nicksfans
Magnetic Rapid Start Ballast issues arcblue 2 1662 February 22, 2011, 01:12:19 PM
by DieselNut
LED driver troubleshooting Ash 3 3209 January 10, 2012, 01:00:04 AM
by Medved
Preserving NiCd batteries in emergency lanterns Ash 9 1864 April 25, 2015, 09:06:30 AM
by Medved
How to (pursuade builders to) open very rusted bolts ? Ash 7 2368 July 26, 2011, 04:44:44 AM
by Medved
Temperature of HPS ballast Ash 6 1932 February 12, 2012, 06:37:15 AM
by Medved
Opening stuck screws in Aluminum Ash 4 1260 June 17, 2017, 04:52:28 AM
by Ash
Overheating AEG Minikoffers « 1 2 » Ash 23 4524 June 25, 2017, 04:33:24 AM
by Michael
Maintenance of NiCd cells in Emergency lighting Ash 12 1937 March 01, 2017, 11:51:19 AM
by Medved
Cleaning crystallization (metal oxides ?) from glass Ash 1 1050 August 12, 2011, 02:16:33 PM
by SeanB~1
Correct glue for repairing PMMA (acrylic) lantern bowl ? Ash 7 1383 May 27, 2015, 08:41:09 PM
by Solanaceae
Testing old HPS inductor ballast Ash 2 1314 August 19, 2011, 04:47:35 AM
by Ash
Running PL on PL + mercury ballasts in series Ash 14 2909 September 09, 2011, 01:22:22 PM
by Medved
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