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Aeronautical Information Manual (AIM), page 663

12/10/15 Pilot/Controller Glossary


JAMMING- Electronic or mechanical interference
which may disrupt the display of aircraft on radar or
the transmission/reception of radio communications/
navigation.

JET BLAST- Jet engine exhaust (thrust stream
turbulence).

(See WAKE TURBULENCE.)

JET ROUTE- A route designed to serve aircraft
operations from 18,000 feet MSL up to and including
flight level 450. The routes are referred to as "J"
routes with numbering to identify the designated
route; e.g., J105.
(See Class A AIRSPACE.)
(Refer to 14 CFR Part 71.)


J
JET STREAM- A migrating stream of high-speed
winds present at high altitudes.

JETTISONING OF EXTERNAL STORES- Air-
borne release of external stores; e.g., tiptanks,
ordnance.

(See FUEL DUMPING.)

(Refer to 14 CFR Part 91.)

JOINT USE RESTRICTED AREA-
(See RESTRICTED AREA.)

JUMP ZONE- The airspace directly associated with
a Drop Zone. Vertical and horizontal limits may be
locally defined.


PCG J-1

Page 663 of the Aeronautical Information Manual (AIM.pdf)
AIM: Official Guide to Basic Flight Information and ATC Procedures

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