Cave Radios News Today

You ensure that in a deep and flooded cave well one of the early calls for equipment was underground cave radios these are blue frequency right your sets and they can be taken into the changed they need a run out of cable each side of them to form an antenna and an acrylic set on the surface can receive voice messages so one of those was certainly taken into the shelf where the voice for resting and that is being used to help coordinate the timing of the quit not coming in if theres any necessit...