Directive Systems & Engineering DSEFO222-22 Скачать руководство пользователя страница 2

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DSEFO222-22 Rev 2/21 

PARTS LIST 

Note:  All hardware is Stainless Steel unless otherwise noted. 

 

 

 

Anti-Seize Compound

 - Apply a small amount of the supplied Anti-Seize Compound to the aluminum joints and 

to the threads of the U-Bolts to prevent galling. 

 

CAUTION:  

While we strive to remove all burrs from all machined parts, there is always the possibility of 

sharp edges. We strongly suggest checking the edges and use a fine file, or 400 grit sandpaper, 

to remove any burrs that may have been left. 

 

Tools needed:   #2 Phillips screwdriver 

 

 ¼” flat blade screwdriver 

 

soldering gun or large iron 

 

rosin core solder 

 

large needle nosed pliers 

 

keeper installation tool (supplied with kit) 

 

ruler with metric millimeter markings 

 

marking pencil 

Boom

Boom Sag Hardware Bag

1 1/4" OD x 0.058" x 72" rear (Black on one end)

1

Boom Sag Bracket

2

   w/ coax/balun assy attached

2" Long tangent U-bolt

1

1 3/8" OD x 0.058" x 72" rear mid (Black / Red)

1

2" Saddle

1

1 1/2" OD x 0.058" x 72" center (Red / Blue)

1

Aluminum spacer

2

1 3/8" OD x 0.058" x 71 1/2" front mid (Blue / Green)

1

10-32 Machine screw

2

1 1/4" OD x 0.058" x 69 1/4" front (Green on one end)

1

10-32 NyLock® nut

2

5/16" Split lock washer

2

Boom Sag

5/16" Flat washer

6

72" x 3/4" aluminum flattened on one end

2

5/16" Hex nut

2

48" x 5/8" aluminum flattened on one end

1

5/16" NyLock® nut

2

24" x 5/8" aluminum flattened on one end

1

3/4" Hose clamp

2

Element bundle

Boom to Mast Hardware Bag

3/16" elements

22

5/16" x 2" U-bolt

2

Brass T-arms

2

2" Saddle

2

5/16" Nut

4

Hardware Bag

5/16" Split lock washer

4

8-32 x 1 3/4" Machine screw

4

5/16" Flat washer

4

#8 Split lock washer

4

1/4" x 1 1/2" U-bolt

2

#8 Hex nut

4

1 1/2" Saddle

2

Brass shorting bars

2

1/4" Nut

4

Hex wrench

1

1/4" Split lock washer

4

1 1/2" Hose clamp

4

1/4" Flat washer

4

3/16" Element insulators

46

3/16" Keepers

48

Boom to Mast plate

1

1 1/4" Black End Caps

2

Anti Seize Compound

1

Element assembly tool

1

Assembly instructions

1

Содержание DSEFO222-22

Страница 1: ...Impedance Ohms 50 Connector type Type N F Front to back ratio dB 22 SWR Typical at resonance 1 12 1 Beamwidth 3dB degrees E Plane 23 H Plane 24 Sidelobe level decibels 1st E Plane 17 5 1st H Plane 15...

Страница 2: ...ed 2 Long tangent U bolt 1 1 3 8 OD x 0 058 x 72 rear mid Black Red 1 2 Saddle 1 1 1 2 OD x 0 058 x 72 center Red Blue 1 Aluminum spacer 2 1 3 8 OD x 0 058 x 71 1 2 front mid Blue Green 1 10 32 Machin...

Страница 3: ...of extras just in case 4 The element bundle contains all of the elements needed for assembly Take time to inventory each one and check off each dimension with Table 1 Some elements vary by 1 or 2mm i...

Страница 4: ...rs to remove the element and start again Some extra keepers are supplied but care is definitely required here Check your work as you go Proceed with the next element in similar fashion Note that the d...

Страница 5: ...in photo 2 Photo 2 10 Once the T arm is inserted all the way as in photo 2 slightly loosen the screw holding the insulator using a 1 Phillips screw driver 11 Rotate the T arm so the end of the T arm f...

Страница 6: ...ev 2 21 Photo 3 12 Next insert the straight T arm into the other standoff insulator until it is flush with the inside edge see photo 4 Photo 4 13 Last wrap the balun center conductor around the T arms...

Страница 7: ...ing bar the dimension below is a good starting point however to ensure the minimum SWR at your operating frequency we recommend using an antenna analyzer or SWR bridge to obtain the lowest SWR Note Th...

Страница 8: ...each leg of the long tangent U bolt you just installed and place the flattened end of one of the boom sag struts on each leg followed by another flat washer and a nylon lock nut DO NOT TIGHTEN THE NUT...

Страница 9: ...out 8 feet or 2 5 m above the ground Point the antenna so that there are no reflectors or obstructions for 100 feet directly in front of the beam A better method would be to point the antenna straight...

Страница 10: ...ss steel threads under the hex nuts to prevent galling of stainless steel This will complete the assembly of your DSEFO222 22 The construction of this antenna will provide many years of consistent per...

Страница 11: ...the defective part free of charge to the original purchaser DO NOT RETURN ANYTHING WITHOUT PRIOR AUTHORIZATION FROM DIRECTIVE SYSTEMS Please contact us either by phone or email describing the problem...

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