[Scan-DC] Question for pilots...

[Sheldon Daitch]

To the best of my knowledge, they are always left on, unless in maintenance.

Even in VFR conditions, many pilots, especially the airline flights, 
will use
the ILS for confirmation and perhaps even coupled approaches for a
stabilized approach, a smoother approach for the passengers.

Sheldon

Andrew Clegg wrote:
> Can anyone tell me whether the localizer, glide slope, and marker 
> transmissions are always on, even during VFR conditions? I was going to take 
> a bike ride with my AR8200 and see if I could hear these transmissions from 
> the DCA facilities, but if I don't hear them, I'm wondering if it might be 
> that they are turned on and off as needed.
>
> Cheers,
> Andy 
>
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