[RFI] Cree LED Bulbs?

[Cortland Richmond]

On 3/11/2013 1952, Mike Ryan wrote:
> The landscaping lights turn out to be 12 volt AC powered and not 12 
> volt DC powered.  All the suggestions about a car battery and/or an 
> Astron or other linear power supply now go out the window.  -M
>

But the converter is still very likely a switch-type converter; 
modern-day efficiency rules often rule out transformers on account of 
core losses.


Cortland Richmond
KA5S