[R-390] Alternative to IERC tube shields

[Larry Snyder]

Tisha Hayes <tisha.hayes at gmail.com> wrote:
> I have a housekeeper who comes over a few days a week to do the cleaning. To
> keep her on her toes I just leave the radio on, tuned up to an EAM
> frequency, with a moderate amount of volume. She cannot get into that room
> but the sound of EAM messages resonate through the house on an irregular
> basis when I am not home (also scares the cats, gotta keep them on their
> toes). I think she is afraid to ask what weird emanations are coming from
> that locked room upstairs.

That's funny.  Is this the HF-GCS stations?
-ls-