Originally Posted by
DaveReidUK
Jamming GPS - anywhere - is likely to have massive unintended consequences well beyond aviation.
There is considerable concern in some circles that GPS has also become a critical infrastructure component for the use of its timing signals, including for synchronising the time slots used in the Airwave system which all the emergency services depend on for communications, see
http://www.raeng.org.uk/publications...-space-systems
I find it particularly alarming that the National Grid may be dependent on it also. That this should not have happened is clear, but mitigating it is a whole other matter.