The information provided at the time indicated 100 Mhz buffer would be enough, w...

		houseofzeus on Jan 18, 2022 \| parent \| context \| favorite \| on: U.S. FAA clears 45% of commercial plane fleet afte... The information provided at the time indicated 100 Mhz buffer would be enough, which the FCC doubled. Now the FAA are saying that in fact even 200+ Mhz buffer outside of the frequency that was ever allocated for this purpose is not enough for some altimeters.