CUSHCRAFT BIG THUNDER Series, Руководство пользователя

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ID Part # Description Dimensions Qty
82 010082 Hex 1/4-20 x 1” 2
Bolt (.6-20 x 2.5 cm)
84 010084 SS Lock 1/4” 2
Washer (.6 cm)
87 014387 SS Lock #8-32 2
Nut
554 154554 Tuning Tube 3” x 2-1/2” x 1” 1
Insulator (7.6 x 6.3 x 2.5 cm)
555 194555 Tuning Tube 2” x 1-1/2” x 1/8” 1
Shorting Strap (5.1 x 3.8 x .3 cm)
597 014597 SS Machine #8-32 x 3” 2
Screw (7.6 cm)
941 011941 SS Lock #8 4
Washer
EZ Tuning Tube 3/8” x 30” 2
(,95 x 76.2 cm)
FS X79FS Feed 6” 2
(15.2 cm)
MN MNX79 Matching 1
Network
Form Drip Loops
with feed straps.
Coax Drip Loop
941
941
597
87
87
597
MN
87
941
FL1
87
87
FS
FS
Element #6
Figure 7A
555
EZ
Figure 7B
Figure 7C
9
Refer to Figure 7A and attach the tuning tube insulator to the
boom bracket. Use the hardware listed in the Tuning Tube Insulator
Subassembly Parts List. Slide the insulator toward tuning tubes (EZ)
until tube ends slide into the insulator holes, (Figure 7B). Tighten
bolts on boom bracket securing tuning tube insulator in place.
Reference Figure 7 and position the Tuning Tube Shorting Strap
(555) 1/2 inch from the tuning tube insulator. Adjusting this strap will
not have a significant effect on the VSWR of the X9. Tighten strap
screws.
554
82
84
82
84
Reference Figure 7C for matching network mounting. Required
hardware is listed in the Matching Network Subassembly Parts List.
Attach matching network (MN) to boom with two 8-32 bolts (597).
Connect feed straps (FS) from matching network terminals to each
FL3 end at the center of Element #6. Form drip loops in the feed
straps and position them as shown in Figure 7C. Form the feed-
straps away from the Cush-A-Clamp U-bolts and Element #6 element
bracket.