1-4. To jam radio reception completely is meeting the objective to ____________________
____________________ of necessary radio communications. To cause communications to be
available for only a fraction of its normal range is meeting the objective to
____________________ ____________________ of reception.
(1-4. Answer: deny use, reduce range)
1-5. Communications can be diverted to nonradio communications facilities when radio
reception has been completely jammed or when only a fraction of the normal range of
communications is available.
This diverted radio communications causes an overloading of communications on the
nonradio communications facilities, thereby ____________________ ____________________ .
(1-5. Answer: slowing communications)
1-6. ECM can also be used to gain intelligence. By harassing radio operators with annoying
interference jamming, breaches of security can be provoked. If harassed radio operators are
provoked into revealing valuable information, the objective to ____________________ has been
1-7. To cause expense can also be the objective of some ECM. Because of jamming and
deception, the development and installation of supplementary facilities, alternate systems, and
antijamming devices are needed. This causes additional expenditures of manpower, materials,
In other words, the threat of ECM makes necessary the development and installation of
supplementary facilities, alternate systems, and antijamming devices and equipment, which
causes an additional ____________________.
(1-7. Answer: expense)