Re: Assisted Listening systems.

In article <[EMAIL PROTECTED]>,
   Frank Wood <[EMAIL PROTECTED]> wrote:
> >I was doing a turn FOH last night and took a good look at the IR
> >transmitters.  Green LED top left corner and two vertical strips either side
> >of centre glowing a very dull red.  Barely noticable with the house up and
> >faint but obvious under blackout.  Last night I was working at the rear of
> >the house - normally I'm right down at the front where obviously the
> >transmitters appear brighter.

> I stand by what I have said: the visible output from these is outside the
> normal visible spectrum.

> Granted, some people may have abnormal sensitivity in this region. I have
> abnormal sensitivity to UV. 

and we get back to the Congo Ble debate.