M2 Antenna Systems 440-6SX Manual

SPECIFICATIONS:

Model ......................................... 440-6SX

Frequency Range ....................... 420 To 450 MHz

*Gain .......................................... 11 dBi

Front to back .............................. 18 dB Typical

Beamwidth ............................... E=55° H=65°

Feed type ................................... Gamma Match

Feed Impedance. ....................... 50 Ohms Unbalanced

Maximum VSWR ........................ 1.5:1

Input Connector .......................... SO-239

The 440-6SX a low cost, medium performance antenna and a great choice for a rugged hand held operation with-

out compromising quality. A comfortable rear mount handle and all stainless hardware, give you the confidence of quality

construction you have come to expect from M2. Built with size and portability in mind, this antenna is great for hand held

tracking applications. The antenna breaks down to no more than 36" long, making it a natural for portable operations.

M2 Antenna Systems, Inc. 4402 N. Selland Ave. Fresno, CA 93722

M2 Antenna Systems, Inc.

Model No: 440-6SX

*Subtract 2.14 from dBi for dBd

Tel: (559) 432-8873 Fax: (559) 432-3059 Web: www.m2inc.com

Power Handling .......................... 500 Watts

Boom Length / Dia ...................... 36' / 1"

Maximum Element Length .......... 13-5/8"

Turning Radius: .......................... 34-1/8"

Stacking Distance ....................... 27" High & 30" Wide

Mast Size .................................... 1-1/2" to 2" Nom.

Wind area / Survival ................... 0.3 Sq. Ft. / 75 MPH

Weight / Ship Wt. ........................ 3 Lbs. / 4 Lbs.

04/7/15

Rev.00

Table of Contents

Do you have a question about the 440-6SX and is the answer not in the manual?

Page 1 *Subtract 2.14 from dBi for dBd FEATURES: The 440-6SX a low cost, medium performance antenna and a great choice for a rugged hand held operation with- out compromising quality. A comfortable rear mount handle and all stainless hardware, give you the confidence of quality construction you have come to expect from M2.
Page 2 440-6SX ASSEMBLY MANUAL Tools handy for assembly process: Phillips head screwdriver, 5/16”,11/32” spin-tight or socket, 7/16” end wrenches / sockets, measuring tape. 1. This antenna uses a one-piece boom that will be rear mounted. 2. Lay out the elements by length and position as shown on the DIMENSION sheet. Start with the reflector (longest) element and push on a black button insulator to about 1/2”...
Page 3 440-6SX ASSEMBLY MANUAL 11. Install the two halves of the Shorting Bar onto the Gamma Tube and the driven element below. Refer to the DIMENSION sheet for proper location of the shorting bar. Tighten the shorting bar in place using a single 8-32 x 7/8” screw and lock nut.
Page 4 GENERIC GAMA MATCH ASSEMBLY DETAIL...
Page 5 440-6SX DIMENSION SHEET...
Page 6 440-6SX PARTS & HARDWARE DESCRIPTION………………………………………………….QTY BOOM SECTION, 1 X .058 X 36” ........... 1 ELEMENTS, 3/16 ROD X SEE DIM SHEET ......6 GAMMA CONNECTOR BLOCK ASSEMBLY ......1 GAMMA ROD, 3/16 X 2.0 ALUM ROD ........1 GAMMA TUBE, 3/8 X .058 X 1.750 ALUM TUBE ....1 GAMMA INSULATOR, .1/4 X .031 X 1.625 TEFLON TUBE ...