CUSHCRAFT MA6B Manual Download Page 10

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X-Hat Placement Diagram

X26

X41

X24

X26

X41

X24

X41

20/15/10 DE

17/12 DE

20/15/10 REF

17/12 REF

MT1

MT2

MT3

MT2

Step-8. Install the Feedline Junction Box (MN6B) using the parts listed below:

[ ]

MN6B feed network with coax cables (80-MN6B-MB)

[ ]

Worm clamp, 1-1/2 to 1-3/4"

[ ] 4

#8 Lock washer

[ ] 4

8-32 Nut

Summary of Contents for MA6B

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Page 2: ...d fall and hit power lines where people or animals could accidentally come into physical contact with the elements or where humans could be exposed to high intensity RF fields See the ARRL Handbook or...

Page 3: ...g Bracket 6M driven element 2 205560 1 Insulating plate 6M driven element 2 193 853 90 degree mounting bracket for insulating plate 1 738 1213 Reflector insulating plate x 2 1 2 x 3 1 2 1 735 1109 L m...

Page 4: ...lock washer 4 5 16 18 Hex nut 2 1 1 2 Plastic end cap for boom Boom Assembly Stages Boom Assembly Boom to Mast Clamp Assembly 57 Reflector End Driven Element End 60 1 1 2 Worm Clamp 4 1 1 2 OD x 48 1...

Page 5: ...x 10 4 Worm clamp 7 8 to 1 2 Worm clamp 1 to 1 1 4 2 8 32 x 1 3 4 Screw 2 8 Lock washer 2 8 32 Nut 2 7 8 Plastic end cap 20 15 10 Driven Element Assembly EA EA EB EB EC EC MT1 MT1 7 8 1 worm clamp 2 E...

Page 6: ...mp 7 8 to 1 Worm Clamp Insulator 8 32 x 1 1 2 Screw Insert 5 Insert 5 Installation Notes Follow the same procedure as Step 4 but insert EB tubes 5 inches into ED tubes for this element Step 4 Assemble...

Page 7: ...orm clamp 7 8 to 1 2 Worm clamp 1 to 1 1 4 2 7 8 Plastic end cap 17 12 Meter Reflector Assembly Installation Notes Double check all work so far against the assembly diagrams before continuing Step 6 I...

Page 8: ...leted antenna is installed it will be flipped over and the drain holes will face the ground Refer to the Element Mounting Diagram below for details Element Mounting Diagram Driven Element 1 4 20 Hex N...

Page 9: ...crew X Hat Installation Detail 8 32 x 2 Screw Half washer X Hat rod 41 Element Bracket Element EB 8 Lock Washer 8 32 Nut Trap X Hat Installation Notes Each X hat rod is secured to its element as shown...

Page 10: ...X41 X41 X41 20 15 10 DE 17 12 DE 20 15 10 REF 17 12 REF MT1 MT1 MT2 MT2 MT3 MT3 MT2 MT2 Step 8 Install the Feedline Junction Box MN6B using the parts listed below 1 MN6B feed network with coax cables...

Page 11: ...alled piggyback in parallel with the 17 12 meter driven element Use the parts listed below 2 Element tube 7 16 OD x 48 20 MA6B DD 2 Element tube 3 8 OD x 9 20 MA6B DE 2 Element mounting bracket suppor...

Page 12: ...r Plate x 2 1 2 x 3 1 2 1 L bracket attaches insulator plate to U bolt assembly 1 2 3 4 U bolt assembly with tube clamp and 20 hardware 2 X hat Half washer 2 3 8 Plastic end cap 4 8 Lock washer 4 8 32...

Page 13: ...to install the boot In that event wrap the connector with self adhering rubber tape Coax Seal or Performix liquid tape to prevent water incursion Route the coax down the boom to within a few inches of...

Page 14: ...5 16 x 2 1 8 x 3 1 4 2 U bolt In Case of Trouble The MA6B should exhibit low in band SWR readings If the lowest minimum SWR reading you can measure on any band is over 1 5 1 or if the minimum SWR read...

Page 15: ...20 dB Gain dBd 3 6 4 7 4 8 4 9 5 3 5 5 Min SWR 1 1 1 1 1 1 1 1 1 15 1 1 Power Rating 1200 W ICAS SSB CW 350W AM FM RTTY Digital Elements 6 2 per band Longest Element 17 1 Boom Length 9 9 Boom Diamete...

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