WTF Fun Fact – Hospital Pager

Roughly 85% of hospitals still use pagers because hospitals can be dead zones for cell service. In some areas, the walls are built to keep X-rays from penetrating, which also makes it hard for cell phone signals to pass through. Pagers work on very high-frequency radio signals which don’t have the same issue. – WTF Fun Facts

Source: Why Hospitals and Doctors Still Use Pagers | The Healthy

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