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- 8 - 

 

For 10 meters 

Frequency MHz

 

Approximate Overall Length

 

28.000 

8 Feet, 4-5/16 inches 

28.250 

8 Feet, 3-3/8 inches 

28.450 

8 Feet, 2-5/8 inches 

28.700 

8 Feet, 1-13/16 inches 

 

Manual Updates 

 
Every effort is made to supply the latest manual revision with each product. Occasionally a manual 
will be updated between the time your Comtek product is shipped and when you receive it. Please 
check the DX Engineering web site - Comtek product line - at (www.comteksystems.com) for the 
latest revision manual. 

 
Technical Support 

 

If you have questions about this product, or if you experience difficulties during the installation, 
contact Comtek Systems at (330) 572-3200.  You can also e-mail us at:       

 

[email protected]

  

 

For best service, please take a few minutes to review this manual before you call. 
 

Warranty 

 

All products manufactured by Comtek Systems are warranted to be free from defects in material and workmanship for a 
period of one (1) year from date of shipment. Comtek Systems’ 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 Comtek Systems.  If Comtek Systems’ products are claimed to be defective in 
material or workmanship, Comtek Systems shall, upon prompt notice thereof, issue shipping instructions for return to 
Comtek Systems (transportation-charges prepaid by Buyer). Every such claim for breach of these warranties shall be 
deemed to be waived by Buyer unless made in writing. The above warranties shall not extend to any products or parts 
thereof which have been subjected to any misuse or neglect, damaged by accident, rendered defective by reason of 
improper installation, damaged from severe weather including floods, or abnormal environmental conditions such as 
prolonged exposure to corrosives or power surges, or by the performance of repairs or alterations outside of our plant, 
and shall not apply to any goods or parts thereof furnished by Buyer or acquired from others at Buyer’s specifications. 
In addition, Comtek Systems’ warranties do not extend to other equipment and parts manufactured by others except to 
the extent of the original manufacturer’s warranty to Comtek Systems.  The obligations under the foregoing warranties 
are limited to the precise terms thereof. These warranties provide exclusive remedies, expressly in lieu of all other 
remedies including claims for special or consequential damages. SELLER NEITHER MAKES NOR ASSUMES ANY 
OTHER WARRANTY WHATSOEVER, WHETHER EXPRESS, STATUTORY, OR IMPLIED, INCLUDING 
WARRANTIES OF MERCHANTABILITY AND FITNESS, AND NO PERSON IS AUTHORIZED TO ASSUME 
FOR COMTEK SYSTEMS ANY OBLIGATION OR LIABILITY NOT STRICTLY IN ACCORDANCE WITH THE 
FOREGOING. 
©Comtek Systems 2016 
DX Engineering

®

, DXE

®

, DX Engineering, Inc.

  ®

, Hot Rodz

®

, Maxi-Core

®

, DX Engineering THUNDERBOLT

®

, DX 

Engineering Yagi Mechanical

®

, EZ-BUILD

®

, TELREX

®

, Gorilla Grip

®

  Stainless Steel Boom Clamps, Butternut

®

SkyHawk™, SkyLark™, SecureMount™, OMNI-

TILT

™ are trademarks of PDS Electronics, Inc. No license to use or 

reproduce any of these trademarks or other trademarks is given or implied. All other brands and product names are the 
trademarks of their respective owners.  
 
Specifications subject to change without notice. 

Содержание COM-20VA

Страница 1: ...l Antenna COM 20VA COM 20VA INS Revision 2 COMTEK SYSTEMS 2016 1200 Southeast Ave Tallmadge OH 44278 USA Phone 800 777 0703 Technical Support and International 330 572 3200 Fax 330 572 3279 E mail Inf...

Страница 2: ...shers 2 Studded Band Clamp 1 with hardware for Feedpoint Connection 1 Element Clamp Stainless Steel for 1 antenna element 1 Element Clamp Stainless Steel for 7 8 antenna element 1 Stainless Steel Sadd...

Страница 3: ...en pour in the hole Fill the hole until the concrete is level with the ground around it Use a level as you fill the hole to be sure the pipe is straight Allow to set overnight Your location landscape...

Страница 4: ...ay from the antenna Note Jet Lube SS 30 JTL 12555 should be used between all antenna element sections Jet Lube SS 30 is an electrical joint compound to affect a substantial electrical connection betwe...

Страница 5: ...mp and the 1 OD aluminum element 5 Assemble the vertical sections as shown in Figure 1 using the stainless steel element clamps allowing a 6 inch overlap between the element sections Slide all the cla...

Страница 6: ...ately equal Any V Bolt should be tightened evenly from side to side with an equal amount of thread above each nut 8 Connect the center conductor of your coaxial feedline to the studded band clamp The...

Страница 7: ...pending on whether you want to lower or raise the frequency of resonance Be sure to tighten the clamp after making an antenna length adjustment For 20 Meters Frequency MHz Approximate Overall Length 1...

Страница 8: ...ll be deemed to be waived by Buyer unless made in writing The above warranties shall not extend to any products or parts thereof which have been subjected to any misuse or neglect damaged by accident...

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