Greg Manfroi

Director of Technology / Chief Engineer
Greg Manfroi / NPR Illinois

While working at the Mechanicsburg transmitter site I found a piece of radome laying on the ground.  Given the time of year, someone taking target practice at the tower is the most likely culprit.  It’s happened before.  Great.  The radome keeps freezing drizzle from forming on the antenna.  This causes reflected power that can damage the transmitter.  The transmitter automatically reduces power to prevent damage.  With radomes, the effect is minimized.  If an antenna bay or transmission line is punctured, the repair is very expensive.  I’ve had to deal with a transmission line puncture fro