DD FORM 1494

0540-EX-ST-2014 Text Documents

L3 Unmanned Systems, Inc.

2014-06-19ELS_150435

INSTRUCTIONS FOR COMPLETING DD FORM 1494,
"APPLICATION FOR EQUIPMENT FREQUENCY ALLOCATION"
ANTENNA EQUIPMENT CHARACTERISTICS PAGE

ITEM 1 - Function. Mark the appropriate block ITEM 7 - Scan Characteristics.
to indicate the type of function the antenna
a. If this antenna scans, enter the type of scanning,
performs. For multi-antenna system, use one
e.g., vertical, horizontal, vertical and horizontal.
page for each antenna.
b. (1) Enter the maximum elevation angle in degrees
(positive or negative referenced to the horizontal) that
ITEM 2 - Nomenclature, Manufacturer’s Model the antenna can scan.
No. Enter the Government assigned
(2) Enter the minimum elevation angle in degrees
alphanumeric equipment designation. If above is
(positive or negative referenced to the horizontal) that
not available, enter the manufacturer’s model
the antenna can scan.
number, e.g., DS6558, and complete Item 3. If
above is not available, enter a short descriptive (3) Enter the vertical scan rate in scans per minute.
title, e.g., ATS-6 telemetry antenna.
c. (1) Enter the angular scanning range in scans per
minute.
ITEM 3 - Manufacturer’s Name. Enter the
(2) Enter the horizontal scanning rate in scans per
manufacturer’s name if available. If a minute.
manufacturer’s model number is listed in Item 2,
this item must be completed. d. Indicate if antenna is capable of sector blanking. If
yes, enter details in item 10, "Remarks."

ITEM 4 - Frequency Range. Enter the range of
ITEM 8 - Gain.
frequencies for which the antenna is designed.
Indicate units, e.g., kHz or MHz. a. Enter the maximum gain in dBi.

b. Enter the nominal gain of the first major side lobe of
ITEM 5 - Type. Enter the generic name or the main beam in dBi and the angular displacement
describe general technical features, e.g., from the main beam in degrees.
Horizontal Log Periodic, Cassegrain with
Polarization Twisting, Whip, Phased Array or ITEM 9 - Beamwidth. Enter the 3 dB beamwidth in
Conformal Array. degrees.

ITEM 6 - Polarization. Enter the polarization; if ITEM 10 - Remarks. Use this item to describe any
unusual characteristics of the antenna, particularly as
circular, indicate whether it is right or left hand.
they relate to the assessment of electromagnetic
compatibility. Use this item to amplify or clarify any of
the information provided above.

DD FORM 1494, AUG 96 Antennar Equipment Characteristics Page (Back)

Document Created: 2013-05-15 13:28:55
Document Modified: 2013-05-15 13:28:55

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