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CUSHCRAFT MA5B, Assembly And Installation Instructions Manual, Page: 7 / 12

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CUSHCRAFT MA5B Assembly And Installation Instructions Manual Download Page 7

Raise each element assembly off the ground to attach the X-hats to the
elements.  For element #1, place the 41-inch X-hat rods (X41) and element
brackets (26) on elements EB as shown in Figure 3B.  Fasten the rods
and brackets in place using 8-32 machine screws (31), half washers (28),
lock washers (41), and hex nuts (11).  Place the 26-inch X-hat rods (X26)
and element brackets (26) on elements EC as shown in Figure 3A.  Fasten
the rods and brackets in place using 8-32 machine screws (31), half
washers (28), lock washers (41), and hex nuts (11).

For element #2, place the 41-inch X-hat rods (X41) and element brackets
(26) on elements EB as shown in Figure 3B.  Fasten the rods and brackets
in place using 8-32 machine screws (31), half washers (28), lock washers
(41), and hex nuts (11).

.

3-X-HAT ASSEMBLY

X41

11

41

31

28

26

2 PLACES

2 PLACES

2 PLACES

2 PLACES

2 PLACES

2 PLACES

X26

11

41

31

28

26

2 PLACES

2 PLACES

2 PLACES

2 PLACES

2 PLACES

2 PLACES

FIGURE 3A

FIGURE 3B

SEE FIGURE 3B

SEE FIGURE 3A

SEE FIGURE 3B

SEE FIGURE 3A

SEE FIGURE 3B

KEY        P/N                     DISPLAY                         DESC                         SIZE                  QTY

11

010011

SS HEX NUT

8-32

20

26

190026

ELEMENT

7/8" x 7/8”

20

BRACKET

(.2.2 x 2.2 cm)

28

190028

HALF 

1-1/8” x 3/8”"

20

WASHER

(2.9 x 1 cm)

31

010231

SS SCREW

8-32 x 1-3/4"

20

(3.81 cm)

41

011941

SS LOCK

8-32

20

WASHER

X26

XHR26

ALUMINUM ROD

3/16” x 26”

8

(0.5 x 66 cm)

X41

XHR41

ALUMINUM ROD

3/16” x 41”

12

(0.5 x 104.1 cm)

For element #3, place the 41-inch X-hat rods (X41) and element brackets (26) on elements EB as shown in Figure 3B.  Fasten the rods and brackets
in place using 8-32 machine screws (31), half washers (28), lock washers (41), and hex nuts (11).  Place the 26-inch X-hat rods (X26) and element
brackets (26) on elements EC as shown in Figure 3A.  Fasten the rods and brackets in place using 8-32 machine screws (31), half washers (28),
lock washers (41), and hex nuts (11)

ELEMENT #3

ELEMENT #2

ELEMENT #1

Page 6

MA5B

Summary of Contents for MA5B

Page 1: ...951485 5 99 MA5B 20 17 15 12 10 Meter Beam Antenna ASSEMBLY AND INSTALLATION INSTRUCTIONS ...

Page 2: ...serves as protection from lightning strikes and static buildup and from high voltage which is present in the radio equipment connected to the antenna A good electrical connection should be made to one or more ground rods or other extensive ground system directly at the base of the tower or mast using at least 10AWG ground wire and noncorrosive hardware For details and safety standards consult the ...

Page 3: ...E WRAP 4 404 010404 5 16 18 x 2 7 16 SS U BOLT 2 403 010403 5 16 18 x 1 955 SS U BOLT 2 70 190070 BOOM TO MAST PLATE 1 19 010119 5 16 SS SPLIT LOCK WASHER 8 18 010118 5 16 18 SS HEX NUT 8 X41 XHR41 41 X HAT ROD 12 X26 XHR26 26 X HAT ROD 8 28 190028 HALF WASHER 20 26 190026 ELEMENT BRACKET 20 85 010085 1 4 20 SS HEX NUT 6 84 010084 1 4 SS SPLIT LOCK WASHER 6 33 190033 U BOLT BACKING PLATE 3 143 190...

Page 4: ...e U bolts 403 lock washers 19 and hex nuts 18 Apply the danger label 326 to the boom near the mast plate KEY P N DISPLAY DESC SIZE QTY 18 010118 SS Hex Nut 5 16 18 4 19 010119 SS Lock Washer 5 16 4 46 050046 Plastic Cap 1 1 2 3 8 cm 2 70 190070 Boom To Mast 6 x 3 1 2 1 Plate 15 2 x 8 9 cm 403 010403 U Bolt 5 16 x 2 2 5 1 cm 413 030413 Worm Clamp 1 3 4 2 4 4 cm BA MA5BBA Aluminum Tube 1 1 2 x 44 2 ...

Page 5: ...with the arrows pointing toward elements EE Adjust the total length of the assembly to 205 5 inches 522 cm Place the plastic endcaps 61 over the ends of elements EE To assemble element 3 place worm clamps 411 over the ends of element EF Place worm clamps 410 over the slotted ends of elements EB and EC Insert elements EB into elements EF to a 4 inch insert length Tighten the worm clamps Insert the ...

Page 6: ...12 7 cm B B 410 410 410 410 410 410 EB EB 410 410 ED EA ED EA EE 411 411 411 411 ELEMENT ASSEMBLY Cont 31 41 11 2 PLACES 2 PLACES 2 PLACES FIGURE 2A FIGURE 2B I M P O R T A N T All traps must be mounted with holes facing down for drainage 98 2 PLACES FREQUENCY DIM A DIM B 14 025 MHz 9 22 9 cm 9 22 9 cm 14 175 MHz 8 20 3 cm 8 20 3 cm 14 300 MHz 7 17 8 cm 7 17 8 cm TUNING CHART A 205 5 522 cm EC EB ...

Page 7: ...S 2 PLACES 2 PLACES 2 PLACES X26 11 41 31 28 26 2 PLACES 2 PLACES 2 PLACES 2 PLACES 2 PLACES 2 PLACES FIGURE 3A FIGURE 3B SEE FIGURE 3B SEE FIGURE 3A SEE FIGURE 3B SEE FIGURE 3A SEE FIGURE 3B KEY P N DISPLAY DESC SIZE QTY 11 010011 SS HEX NUT 8 32 20 26 190026 ELEMENT 7 8 x 7 8 20 BRACKET 2 2 x 2 2 cm 28 190028 HALF 1 1 8 x 3 8 20 WASHER 2 9 x 1 cm 31 010231 SS SCREW 8 32 x 1 3 4 20 3 81 cm 41 011...

Page 8: ...402 element to boom clamp 143 backing plate 33 lock washers 84 and hex nuts 85 fasten the element to the boom Note that the exposed threads on the element screws item 31 from section 2 should be facing away from the boom Attach element 3 to the boom at a distance of 55 inches 139 7 cm from element 2 Using the U bolt 402 element to boom clamp 143 backing plate 33 lock washers 84 and hex nuts 85 fas...

Page 9: ...143 Boom 84 85 Element 1 33 2 PLACES 2 PLACES 402 143 Boom 84 85 Element 3 33 2 PLACES 2 PLACES 402 143 Boom 85 33 2 PLACES 2 PLACES 84 Element 2 Boom 4 ELEMENT MOUNTING Cont FIGURE 4A FIGURE 4B FIGURE 4C Page 8 ...

Page 10: ... on the right side Attach the wires using lock washers 41 and hex nuts 11 Slide the matching network to prevent over stressing the cables and tighten the worm clamps Attach cable ties 342 in 4 places around the cables and tighten 2 PLACES 2 PLACES 11 41 2 PLACES 11 41 ELEMENT 1 ELEMENT 2 When attaching feedlines to the elements the black wires must be attached to the same sides I M P O R T A N T 2...

Page 11: ...of the matching network RF connector and tighten the cable to the matching network Do not apply silicone to the center conductor or dielectric of either connector Slide the boot over the connector Place the coaxial cable over the top of element 2 on the boom and run the cable down the mast to the radio equipment KEY P N DISPLAY DESC SIZE QTY 18 010118 HEX NUT 5 16 4 19 010119 LOCK WASHER 5 16 4 11...

Page 12: ...ty is in lieu of all other expressed warranties any implied warranty is limited in duration to one year Cushcraft Corporation shall not be liable for any incidental or consequential damages which may result from a defect Some states do not allow limitations on how long an implied warranty lasts or exclusions or limitations of incidental or consequential damages so the above limitation and exclusio...

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