Anybody have devices using RGB LEDs?

Sellam Ismail sellam at
Wed Feb 8 18:15:48 CST 2006

On Wed, 8 Feb 2006, Doug Salot wrote:

> A lawyer asked me if I had any devices made before 1997 that used RGB 
> LEDs.   I know that RGB LEDs have been around since at least 1991, but I 
> don't have anything to offer them.   If you have a device that uses a mux 
> and PWM with the LEDs, that would apparently please them very much.
> I'm sure there will be a bounty involved, but I haven't been given 
> specifics.

Hey Doug!

I would imagine one of those scrolling LED displays you see at the bank or 
the DMV might be useful.  I can't think of anything in my collection that 
would fit the bill.

Sounds like someone is trying to invalidate a patent on color flat panel 


Sellam Ismail                                        Vintage Computer Festival
International Man of Intrigue and Danger      

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