Free Trial

Safari Books Online is a digital library providing on-demand subscription access to thousands of learning resources.

Share this Page URL

The Engineering Language > J - Pg. 155

J JACKET A covering or casing, specifically a shell around the com- bustion chamber of a liquid Propellant Rocket, through which some of the propellant is circulated for regenerative cooling. JACKETED CABLE A bundle of insulated wires encased in a common sheath. JAMMER, AUTOMATIC SEARCH An intercept receiver and jamming transmitting system that automatically searches for and jams enemy signals of specific radiation characteristics. JAMMER, ELECTRONIC The intentional radiation or reradia- tion of electromagnetic waves with the object of impairing the