This technology is actually being used every day in the cell phone industry
Millions of amplified repeaters are in use in this country in cars, homes, stadiums, airports,malls, businesses, hospitals, etc
None of these units are passive.
Many of these units are using 80db gain amplifiers
Prio to 2014 their use was totally unregulated.
Today the FCC only requires users to inform their carrier that they are boosting their signal with one
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