[sdiy] POLL: Blue LEDs on music hardware?

[Paul Perry]

If you have a common ground return for all leds - including panel 
backlights -
then by PWM switching of the return you could vary the intensity of all 
lights
simultaneously.

paul perry Melbourne Australia

----- Original Message ----- 
From: "Mike Pepper"
> on stage in dim light. Thought for the day, more stage instruments should
> have panel dimmers.
>