Spotted this at the top of a motel stairwell:

More detail:

The antennas face away from the hatch, so it’s not as if the RF would shear you off as you climbed through:

I wonder if the hatch atop Vassar Main sports a similar warning …
The Smell of Molten Projects in the Morning
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Spotted this at the top of a motel stairwell:
More detail:
The antennas face away from the hatch, so it’s not as if the RF would shear you off as you climbed through:
I wonder if the hatch atop Vassar Main sports a similar warning …
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I recall many years ago we had a repeater atop a university science building in the telescope hut of course. We didn’t want anyone screwing with it so painted ominous warnings on the box. The response to that was great fun.
Bonus: a radiation trefoil!