
programmed path, it’s relying on GPS.
GPS jamming is highly effective — but
extremely illegal — for stopping rogue drones.
When a drone loses its GPS fix, it will usually rely
on other sensors to maintain altitude, but will
drift in the air until the operator intervenes or the
drone lands itself in place.
GPS satellite signals are notoriously weak
when they reach the GPS receiver, making it
surprisingly easy to jam the signal. There are
three GPS frequency bands known as L1, L2, and
L5, at 1575.42, 1227.60, and 1176.45MHz. GPS
jammers can be bought online for very cheap, but
the problem is broadcast strength. If the drone is
too far away, you’ll ...