Hy-Gain DX-77A, Инструкция по эксплуатации

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Assembly of Antenna
Select the 5/8 x 48 inch swaged tube and #10
tubing clamp. Place the tubing clamp over the top
of the #3 Trap Assembly and insert the tube 3
inches, so that 45 inches is exposed. Tighten the
clamp. Select the 7/16 x 55 inch tube and #6
tubing clamp. Install this tube in the same manner
so that 54 inches is exposed. Tighten the clamp.
If available, place two saw-horses approximately
15 feet (4.6m) apart. These will be used to support
the antenna during assembly.
Select Tubing Sections #1, #2, and #3 (Items 11,
10, and 9). Insert Section #2 into the top of
Section #1. Place a size #16 tubing clamp over the
slot in Section #1 and tighten. Insert Section #3
into the top of Section #2. Place a size #16 tubing
clamp over the slot in Section #2 and tighten. See
Figure 2 for dimensions.
Select Trap Assembly # 1 (10-12-15 meter) and a
size #16 tubing clamp. Place the tubing clamp
over the top of Section #3 and insert the Trap
Assembly #1 into the top of Section #3 to the
label. Tighten the clamp.
Select Trap Assembly #2 (17-20 meter) and a
size #16 tubing clamp. Place the tubing clamp
over the top of the #1 Trap Assembly and insert
the #2 Trap Assembly to the label. Rotate the #2
Trap Assembly so that the lower capacitor does
not touch any part of the #1 Trap Assembly.
Select Trap Assembly #3 (30 meter) and a size #10
tubing clamp. -Place the tubing clamp over the top
of the #2 Trap Assembly and insert the #3 Trap
Assembly to the label. Tighten the clamp.
NOTE: To fold this assembly for transport,
remove the outer screw from each joint.
Swivel the radial tubes up alongside the
radiator tubing. Install the screws back into
the joint holes and tighten for safekeeping.
Select the four (4) radial brackets, 10-24 x 1 inch
screws, #10 internal lockwashers, 10-24 nuts, and
four (4) 5/8" x 7 1/2" tubes. Loosely preassemble
the brackets and only 3 tubes on a flat surface first.
Place this assembly on the fiberglass portion of
Base Section #l, and finish assembling as shown in
Figure 3. The bottom of this bracket assembly
should be 1/2" above the 2" OD tubing part of
Section #1 .
Refer to Figures 1 and 2 for assistance.
Select the four (4) 7/16" x 52" tubes and four (4)
#6 tubing clamps. Place each tubing clamp over
the end of each of the 5/8" x 7 1/2" radial tubes.
Insert each of the 7/16" tubes into the 5/8" radial
tubes so that 46" (1.17 m) is exposed. Tighten all
four clamps. Place a caplug over the end of each
tube.