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6M HO LOOP PARTS & HARDWARE 

DESCRIPTION ........................................................................................ QTY 

HOLOOP TUBE (BENT) 3/8” OD .............................................................  2 
SUPPORT TUBE, 3/8”  ............................................................................  1 
FEED BLOCK ASSEMBLY ...................................................................... 1 
SHORTING BAR, 1/2” X 1/2” X 2-1/2” ..................................................... 1 
CENTER INSULATOR, 3/4” UHMW ........................................................  1 
SUPPORT CLAMP, 1/2” X 1” X 2-1/4” ..................................................... 2 
HOLOOP UNIVERSAL MAST BRACKET................................................ 1 
UNI-CRADLE, (M2AMC0176) ..................................................................  2 
U-BOLT, 2” HINDLEY .............................................................................. 2 
ASSEMBLY MANUAL ..............................................................................  1 

 
 
HARDWARE: 

BOLT, 3/8-24 X 1”, SS ............................................................................. 1 
LOCKNUT, 3/8-24, SS ............................................................................. 1 
BOLT, 1/4-20 X 1”, SS ............................................................................. 1 
BOLT, 1/4-20 X 3/4”, FLAT HEAD PHILLIPS, SS .................................... 1 
SET SCREW, 1/4-20 X 1/4”, SS .............................................................. 7 
LOCKWASHER, 1/4”, SS ......................................................................... 4 
NUT, 1/4-20, SS ....................................................................................... 4 
SCREW, 6-32 X 1-1/4”, SS ......................................................................  2 
SCREW, 6-32 X 1”, SS ............................................................................ 2 
LOCKNUT, 6-32, SS ................................................................................ 4 
ALLEN WRENCH, 1/8” ............................................................................ 1 
 
 
 

 

M

2

 ANTENNA SYSTEMS, INC. 

4402 N. SELLAND AVE. 

FRESNO, CA 93722 

(559) 432-8873  FAX: 432-3059 

www.m2inc.com  Email:  [email protected]

 

Содержание 2M HO LOOP

Страница 1: ...ntained in the manual will give you a good idea of how well the 6M HO Loop will perform in your system As with all horizontally polarized antennas performance is usually tied to height above ground but even at ten feet the HO Loop yields an amazing 5 9 dBi at an angle of 27 degrees Mounted on a vehicle at eleven feet above ground the gain jumps to 6 3 dBi at 25 degrees Stacked for base or portable...

Страница 2: ...6M HO LOOP ASSEMBLY OVERVIEW ...

Страница 3: ...O Loop tubes into the center insulator Install screws and locknuts and tighten 1 1 Slide on 1 support clamp and center it at 2 1 4 on to the white center insulator Install a 1 4 20 X 1 4 set screw into support clamp block and tighten gently 2 ...

Страница 4: ...fully align the HO Loop halves and tighten the set screws gently 2 Install the 1 4 20 X 1 4 set screws in the shorting bar Slide shorting bar on to HO Loop tubes and tighten the screws gently 3 4 1 Position feed block assembly and shorting bar to the starting dimensions Refer to the tuning detail page for more information ...

Страница 5: ...tall 6 32 screw locknut and the 1 4 20 X 1 bolt on the support clamp block 1 Connect the other end of the support tube to the other support clamp block with the 6 32 screw and locknut 2 After final tuning attach the lower support clamp to the mast adjust the loop to level position and tighten all hardware ...

Страница 6: ...6M HO LOOP BASE MOUNTING DETAIL ...

Страница 7: ...red fre quency make small adjustments to the shorting bar for best match After tuning is complete attach the support tube as shown and tighten all hardware REMEMBER HORIZONTALLY POLARIZED ANTENNAS ARE AFFECTED BY THE GROUND SO THE HIGHER YOU GET YOUR HO LOOP THE BETTER The ground can be your friend as well providing as much as 6 dB additional ground gain at some angles above the horizon That angle...

Страница 8: ... GROUND GAIN ANGLE OF RADIATION 8 FT MOBILE 4 74 dBi 33 12 FT MOBILE 6 54 dBi 22 30 FT BASE STATION 6 64 dBi 9 50 FT BASE STATION 6 84 dBi 5 SINGLE 6M HO LOOP PERFORMANCE 36 MOBILE MAST SOLD SEPARATELY CUSTOMER SUPPLIED MAST 1 1 4 2 DIA ...

Страница 9: ...P PERFORMANCE SHOWN IS AN EXAMPLE OF A BASE STATION SYSTEM OF 2 STACKED AND PHASED 6M HO LOOPS CUSTOMER SUPPLIED MAST 1 1 4 2 DIA NOTE A 180 REVERSAL OF ONE FEED BLOCK IS NECESSARY TO ACCOMMODATE THE EXTRA HALF WAVE λ 2 OF COAX IN THE LONG PHASING LINE OF THE 6M HO LOOP 2 PORT POWER DIVIDER PARTS NEEDED 2 6M HO LOOPS 6M HO LOOP 2 PORT POWER DIVIDER OMITTED FOR CLARITY Order online at http www m2in...

Страница 10: ...INSTALLATION MAY DIFFER CAUTION DEPENDING ON THE MAKE AND MODEL OF YOUR VEHICLE AND THE THICKNESS AND COMPOSITION OF THE VEHICLE BODY ADDITIONAL GUYING OR SUPPORT MAY BE NECESSARY PARTS NEEDED 6M HO LOOP 36 ALUMINUM MAST BIG FOOT MAGNET MOUNT Order online at http www m2inc com ...

Страница 11: ...NI CRADLE M2AMC0176 2 U BOLT 2 HINDLEY 2 ASSEMBLY MANUAL 1 HARDWARE BOLT 3 8 24 X 1 SS 1 LOCKNUT 3 8 24 SS 1 BOLT 1 4 20 X 1 SS 1 BOLT 1 4 20 X 3 4 FLAT HEAD PHILLIPS SS 1 SET SCREW 1 4 20 X 1 4 SS 7 LOCKWASHER 1 4 SS 4 NUT 1 4 20 SS 4 SCREW 6 32 X 1 1 4 SS 2 SCREW 6 32 X 1 SS 2 LOCKNUT 6 32 SS 4 ALLEN WRENCH 1 8 1 M2 ANTENNA SYSTEMS INC 4402 N SELLAND AVE FRESNO CA 93722 559 432 8873 FAX 432 3059...

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