Part Number 645-3

Antenna

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
645-3
Demil:
Yes - DEMIL/MLI
Shelf Life:
UOM:
NIIN:
004519823

Part Information
Vswr is 2.5: 1 max; wind loading is 100mph min; connector eia 1.625 female; impedance for this item is unbalanced; the diameter of item includes ground screens

NSN
National Stock Number:
5985-00-451-9823 5985004519823
TXT
Description:
Antenna
INC
INC
Item Name Code:
00749
INC
COM
Compliance:
MRC:
The distance measured in a straight line from the bottom to the top of an item.ABKW
Overall Height:
82.000 feet
MRC:
The number of complete cyclic changes,per unit of time,for which an item is rated.ACZB
Frequency Rating:
3.000 megahertz single antenna element and 30.000 megahertz single antenna element
MRC:
A measurement of the longest straight line across a circular cross-sectional plane.ADAV
Overall Diameter:
290.000 feet
MRC:
The orientation of the electrical vector of energy radiated from the item relative to the line of propagation.AJCT
Electromagnetic Polarization Type:
Vertical single antenna element
MRC:
The graphical representation of the radiation pattern of the device as a function of direction.AJCU
Radiation Pattern:
Omnidirectional single antenna element
MRC:
The amount of electrical energy that can be dissipated.AJDB
Power Rating:
10.000 kilowatts average single antenna element and 20.000 kilowatts peak single antenna element
MRC:
The reactance-resistance complex value which must be matched by the transmission line and termination to achieve lowest standing wave ratio,expressed in ohms.AJDD
Characteristic Impedance In Ohms:
50.0 single antenna element
MRC:
The means used to direct a beam/s/ of energy successively over a given region.AJDH
Beam Scanning Method:
Fixed single antenna element
MRC:
Indicates the design type of the item.APGF
Design Type:
Conical single antenna element
MRC:
Characteristics or qualities of an item,not covered in any other requirement,which are considered essential information for one or more functions excluding nsn assignment.SUPP
Supplementary Features:
Complete antenna includes: tower, guys, embedment hardware, lightning arrestor and static drain, curtains, catenaries, ground screen and ground rods, matching unit, assembly hardware

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