M2 Antenna Systems 2M5-440XP Manual

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SPECIFICATIONS:

Model ........................................ 2M5-440XP
Frequency Range ...................... 144-148 / 430-450 MHz
*Gain 2M / 440 ........................... 11.14 / 14.14 dBi
Front to back 2M / 440............... 15 dB / 25 dB
Feed Impedance........................ 50 Ohms Unbalanced
VSWR ........................................ 1.3:1
Connectors................................. "N" Female
Power Handling 2M / 440 .......... 1.5 kW / 750W

FEATURES:

The 2M5-440XP is ideal for linking repeaters and remote bases utilizing both 2 meters and 440 MHz. Elements
are cross polarized to avoid the severe performance compromises on 440 MHz common to other dual band antennas that
have all elements in the same polarity. The XP also works well on the OSCAR frequencies and is handy wherever dual
band capability and compact size are required. Recently, with PACKET users finding horizontal polarization better on 2
meters, it has become even more useful.
Construction is designed for long term mechanical and electrical integrity. The heart of this antenna is the CNC-
machined Driven Element Block. Connectors are O-ring sealed and the internal connections are encapsulated in a space-
age silicone gel with nearly 4 times the dielectric strength of air. Balun connectors are triple sealed and nut-sealed at the
block connectors. Elements are 3/16" 6061-T6 aluminum rod, centered through the boom on UV stabilized insulator
buttons. All hardware except U-bolts is stainless steel (S.S. nuts and lockwashers are supplied for them, too).
M2 Antenna Systems, Inc. 4402 N. Selland Ave. Fresno, CA 93722
M2 Antenna Systems, Inc.
Model No: 2M5-440XP
*Subtract 2.14 from dBi for dBd
Tel: (559) 432-8873 Fax: (559) 432-3059 Web: www.m2inc.com
©2011 M2 Antenna Systems Incoporated
Boom Length / Dia ..................... 60" / 1"
Maximum Element Length ......... 40"
Turning Radius:.......................... 70"
Stacking Distance ...................... Call Factory
Mast Size ................................... 1-1/2" to 2" Nom.
Wind area / Survival................... 1.1 Sq. Ft. / 100 MPH
Weight / Ship Wt. ....................... 5.5 Lbs. / 7 Lbs.
08/10/11
Rev.00

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Summary of Contents for M2 Antenna Systems 2M5-440XP

  • Page 1: Specifications

    *Subtract 2.14 from dBi for dBd FEATURES: The 2M5-440XP is ideal for linking repeaters and remote bases utilizing both 2 meters and 440 MHz. Elements are cross polarized to avoid the severe performance compromises on 440 MHz common to other dual band antennas that have all elements in the same polarity.
  • Page 2 2M5-440XP DIMENSION SHEET...
  • Page 3 2M5-440XP DIMENSION SHEET...
  • Page 4 2M5-440XP ASSEMBLY MANUAL TOOL REQUIRED FOR ASSEMBLY: Screwdriver, 11/32 nut driver or wrench, 7/16” and 1/2” end wrenches, pliers, measuring tape. 1. Assemble the boom sections using the DIMENSION SHEET as a guide. Use 8-32 X 1-1/4 screws and locknuts to join sections. Sections may be swaged to each other or use 7/8” internal splice sections.
  • Page 5 2M5-440XP ASSEMBLY MANUAL 6. Mount the 440 MHz DRIVEN ELEMENT BLOCK / ROD ASSEMBLY to the TOP of the boom using a single 8- 32 X 1-1/4" screw and lockwasher. Orient the block with the two balun connectors facing to front, “N”...
  • Page 6 2M5-440XP PARTS & HARDWARE DESCRIPTION BOOM SECTION #1, 1 X .058 X 60” SOE....1 BOOM SECTION #2, 1 X .058 X 11-1/2” STR..1 DRIVEN ELEMENT BLOCK, 2 METER....1 DRIVEN ELEMENT BLOCK, 440 MHz ....1 BALUN, RG-6 146 MHz, 33” ........1 BALUN, RG-6 440 MHz, 11”...

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