[sdiy] Transilluminated Knobs

[Martin Klang]

On 11 Nov 2012, at 02:45, KD KD wrote:

> Aparently Elma have released a new series of illuminatis and Cliff
> have both encoder and knob.
> http://www2.electronicproducts.com/Illuminated_knobs_feature_LEDs-article-inrr04-jan2004-html.aspx

hold on, 'features SMD LEDs for illumination' - the knobs have LEDs??

'Illumination is accomplished via SMD LEDs on a flexible PCB strip inside a figure dial.'

How does that work then - powered knobs?! 

/m