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CW Optimizer
Capacity Hat Kit
for the
75/80 and 80/40
Thunderbolt
®
Vertical Antennas
DXE-7580-THK
DXE-7580-THK-INS Revision 1c
(US Patent No. 7,002,525)
© DX Engineering 2013
P.O. Box 1491 ∙ Akron, OH 44309-1491 USA
Phone: (800) 777-0703 ∙ Tech Support and International: (330) 572-3200
Fax: (330) 572-3279 ∙ E-mail: DXEngineering@DXEngineering.com
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Summary of Contents for DX Engineering DXE-7580-THK
- Page 1 75/80 and 80/40 Thunderbolt ® Vertical Antennas DXE-7580-THK DXE-7580-THK-INS Revision 1c (US Patent No. 7,002,525) © DX Engineering 2013 P.O. Box 1491 ∙ Akron, OH 44309-1491 USA Phone: (800) 777-0703 ∙ Tech Support and International: (330) 572-3200 Fax: (330) 572-3279 ∙ E-mail: DXEngineering@DXEngineering.com...
- Page 2 Every effort is made to supply the latest manual revision with each product. Occasionally a manual will be updated between the time your DX Engineering product is shipped and when you receive it. Please check the DX Engineering web site (www.dxengineering.com) for the latest revision manual.
- Page 3 Capacity Hat Assembly and Installation Parts Listing: DXE-7580-THK Capacity Hat Description Smooth Hub (US Patent No. 7,002,525) 0.5" Mast Tube Connector Fitting #8-32 x 1/8" long Stainless Steel Allen Screw - Cup Point (6 are used, one is a spare) #8-32 x 1/4"...
- Page 4 The drawing to the right shows the Capacity Hat parts for reference. Also included in this kit is one 5/64" Allen Wrench and one spare 1/8" and one spare 1/4" long stainless steel Allen Screws. 1. Locate the two 1-1/4" studded element clamps, the Top Hat "L" Bracket, two #10 stainless steel star washers, two #10 stainless steel split washers, two #10 stainless steel washers and two #10 stainless steel hex nuts.
- Page 5 OD element. Tighten the studded element clamps to hold the assembly in place. When mounted to either the DXE-8040VA-1 80/40 Meter Multi-band or the DXE-7580VA-1 75/80 ® Meter monoband high performance DX Engineering Thunderbolt vertical antenna systems, the capacity hat is located as shown.
- Page 6 4. Locate the patented Smooth Hub and two #8-32 x 1/4" long Stainless Steel Screw - Cup Point Allen screws. Using the supplied 5/64" Allen Wrench screw the 1/4" long Allen screws in the smooth hub in the two places as shown below. Only put these Allen Screws in half way, they will be tightened in a later step.
- Page 7 ® 6. Install the Smooth Hub with the Hot Rodz on the 1/2" Mast Tube Connector Fitting. Rotate the ® smooth hub to position the Hot Rodz so they are not touching the vertical antenna element. Lock the smooth hub in place by tightening the two long Allen screws that were installed in Step 4.
- Page 8 Warranty All products manufactured by DX Engineering are warranted to be free from defects in material and workmanship for a period of one (1) year from date of shipment. DX Engineering’s sole obligation under these warranties shall be to issue credit, repair or replace any item or part thereof which is proved to be other than as warranted; no allowance shall be made for any labor charges of Buyer for replacement of parts, adjustment or repairs, or any other work, unless such charges are authorized in advance by DX Engineering.
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