Yeah it's the CorePro or Master ones I used. Recent ones have been these units: http://uk.rs-online.com/web/p/products/1244319/ http://uk.rs-online.com/web/p/pr

Yeah it's the CorePro or Master ones I used. Recent ones have been these units: http://uk.rs-online.com/web/p/products/1244319/ http://uk.rs-online.com/web/p/products/1244319/ CFLs are awful. I got rid of all of mine years ago back when LED bulbs were £20 a piece. Was worth it even at that cost!