As even LED have switchers in them, look for 12V LED spot lamps which run on AC/DC and give them a try. They have 3 LEDs and I don't think they have a switcher PS. A 12V transformer PS will work without filter cap IMHO. Low noise !
At 17-09-2012, you wrote: >In this green era here in the USA there is a big push toward CFL lighting. >Problem is I can see my CFL lighting on my PN measurements and other >equipment. I am finding it is very noisy so I have started researching cost >effective LED lighting and was amazed at what is available. On eBay there are >10 to 100 watt raw chips for $2-25.00 but that is equal to about 5 times the >lumen of incandescent lighting. I was going to try building the heat sinks and >supply into my existing bench fixtures. >I will post more info soon. >Thomas Knox _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
