121.5 MHz ELTs:Prohibited By FCC

Old 121.5 MHz ELT technology has been dying a slow death and a new ruling by the FCC finally puts the nails in the coffin for sales and certification.

It was nearly 10 years ago that we advised not to rush to the shop to yank out 121.5 MHz ELT systems in favor of the superior but pricey 406 MHz tech. Still, the handwriting was on the wall: Some day, 121.5 MHz beacons will be extinct and that day is now. As we go to press, the FCC (not the FAA) issued a rule that prohibits the manufacturing, importation, sale and even the certification of 121.5 MHz beacons.
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