MECOS frequency device

[Doc Shipley]

Gordon JC Pearce wrote:

> 
>>>
>>>> Likely way off topic, but I acquired some sort of frequency device in
>>>> an auction junk box. It's a well machined device made by MECOS, made
>>>> in W.Germant. It's about 2" square by 1/2" powered by a Li. battery
>>>> and has micro-switches labelled 3 hz, 7.8 hz, 14.0 hz and a small led
>>>> that flashes at the selected frequency. Anyone have any idea what it
>>>> might be ?
>>>>
> 
> Those sound awfully like brain wave frequencies.  Can you plug anything 
> else in?  Like maybe a pair of sunglasses with LEDs in the lenses?

   Hrrmmm.

   You could power it up at the local mall, and see if anybody goes down....

   How bright does a flashing light need to be to induce seizures?


	Doc