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Congratulations!

 You are now the proud owner of a Comtek 40 Meter Vertical Antenna. 

 

Specifications: 

 

Full band coverage on 40 meters with SWR under 1.5:1   No Tuner needed 

 

Bandwidth greater than 750 kHz with SWR under 2:1 

 

Power Handling up to 5 kW 

 

Weight: Approximately 15 pounds 

 

Element Tubing: 6 element sections sized from 2" OD  to 1.375" OD  

 

Less than 35 ft overall height 

 

Tunable above and below 7 MHz range for MARS and CAP frequencies 

 

 

Parts List: 

 

Description 

QTY

Aluminum Mounting Plate, 12" x 8" x 1/4", Drilled 

Element Insulator, 

EXTREN

®

, 2.5" OD x 2" ID x 2" long, Split 

Aluminum Cast Saddle 2.5", for Element Insulator 

Stainless Steel U-Bolt 2.5", for Element Insulator 

Hardware kit for U-Bolts (Nuts, Lock Washers, Flat Washers) 

Studded Band Clamp, 2", with hardware (for Feedpoint Connection) 

Element Clamp, Stainless Steel, for 1-1/2" antenna element 

Element Clamp, Stainless Steel, for 1-5/8" and 1-3/4" antenna elements 

Element Clamp, Stainless Steel, for 1-7/8" and 2" antenna elements 

Stainless Steel Saddle for 2" V Bolts, for customer supplied mounting pipe 

V-Bolt  for 1 to 2" OD customer supplied mounting pipe 

Black Vinyl Cap, for top of 1-3/8" OD antenna element 

Aluminum Element - 1.375" OD x 72" x .058" Wall (split one end) 

Aluminum Element - 1.500" OD x 72" x .058" Wall (split one end)

 

Aluminum Element - 1.625" OD x 72" x .058" Wall (split one end) 

Aluminum Element - 1.750" OD x 72" x .058" Wall (split one end) 

Aluminum Element - 1.875" OD x 72" x .058" Wall (split one end) 

Aluminum Element - 2.000" OD x 72" x .058" Wall (split one end) 

 
 

WARNING! 
 

INSTALLATION OF ANY ANTENNA NEAR POWER LINES IS DANGEROUS 

 
 
 
 

Warning

: Do not locate the antenna near overhead power lines or other electric light or power 

circuits, or where it can come into contact with such circuits.  When installing the antenna, take 
extreme care not to come into contact with such circuits, because they may cause serious injury or 
death.  

Содержание COM-40VA

Страница 1: ...cal Antenna COM 40VA COM 40VA INS Revision 0a COMTEK SYSTEMS 2010 P O Box 1491 Akron OH 44309 1491 USA Phone 800 777 0703 Technical Support and International 330 572 3200 Fax 330 572 3279 E mail Info...

Страница 2: ...lement 1 Element Clamp Stainless Steel for 1 5 8 and 1 3 4 antenna elements 2 Element Clamp Stainless Steel for 1 7 8 and 2 antenna elements 2 Stainless Steel Saddle for 2 V Bolts for customer supplie...

Страница 3: ...ith 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 and ground conditions may require different mounting solutions...

Страница 4: ...ineering DXE P8A Penetrox A Anti Oxidant should be used between all antenna element sections Penetrox is an electrical joint compound to affect a substantial electrical connection between metal parts...

Страница 5: ...minum element 5 Assemble the vertical sections as shown in Figure 1 using the stainless steel element clamps allowing a four inch overlap between the element sections Slide all the clamps over each se...

Страница 6: ...reads is approximately 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 studde...

Страница 7: ...g it raises the frequency The top element section is made moveable by loosening the element clamp and then sliding the upper element section of the antenna either closer to the base of the antenna or...

Страница 8: ...e 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 inst...

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