PCG JAMMING -- JOINT USE RESTRICTED AREA
JAMMING -- JOINT USE RESTRICTED AREA
JAMMING- Electronic or mechanical interference which may disrupt the
display of aircraft on radar or the transmission / reception of radio communications
JET BLAST- Jet engine exhaust (thrust stream 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.
JET STREAM- A migrating stream of high-speed winds present at high altitudes.
JETTISONING OF EXTERNAL STORES- Airborne release of external stores;
e.g., tiptanks, ordnance.
JOINT USE RESTRICTED AREA- (See RESTRICTED AREA.)