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HFp Antenna User’s Guide

 

Page 2  

Table of Contents 

 

The HFp Antenna 

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 3 

 

HFp Vertical Parts List 

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 4 

 

Assembling the antenna for use 

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 5 

 

HFp Vertical Configuration Table 

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 6 

 

Element Stack Assembly 

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Fine Tuning 

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 7 

 

HFp Antenna Notes 

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 8 

 

 

Antennas 

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 8 

 

 

Frequency Adjustments 

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 8 

 

 

HFp Radials 

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 9 

 

 

Guy Lines 

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 9 

 

 

The HFp Wrench 

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 10 

 

HFp Hints and Kinks 

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 11 

 

 

Element Inserts and IECs 

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 11 

 

 

Waterproofing the Pigtail 

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 11 

 

 

SWR (Standing Wave Ratio) 

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 11 

 

 

Loose Element Inserts 

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 12 

 

HFp-V Options 

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12 

 

                  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Here is the HFp -
Vertical antenna, 
assembled in its 40 
Meter configuration, 
with included guy lines 
attached.   

It’s about 9 feet tall –   
you can just see the top 
whip against the tree 
background.   

If the guy lines were 
black, it would almost 
completely disappear! 

Summary of Contents for HFp Vertical

Page 1: ...HFp Antenna User s Guide User s Guide 7 MHz 54 MHz Amateur Radio Antenna HFp Vertical entenna The Ventenna Co LLC P O Box 227 Huston ID 83630 www ventenna com...

Page 2: ...nts 8 HFp Radials 9 Guy Lines 9 The HFp Wrench 10 HFp Hints and Kinks 11 Element Inserts and IECs 11 Waterproofing the Pigtail 11 SWR Standing Wave Ratio 11 Loose Element Inserts 12 HFp V Options 12 H...

Page 3: ...ts marked for example 2 stripe up If you assemble these elements in the wrong orientation the antenna will not tune to the desired frequency The one stripe and zero stripe elements have no orientation...

Page 4: ...tem Description Quantity Zero stripe element 1 Base Plate 2 One stripe element 3 Base Feet 4 Two stripe element 1 Coaxial Pigtail 1 Three stripe element 1 Radial Wire Spool 3 Collapsible Whip 1 Guy Li...

Page 5: ...s on the bottom of the Base Plate to hold the IEC and Wrench in position 5 Screw an Inter Element Connector IEC into the top of the Base Insulator and place the center conductor lug of the coaxial pig...

Page 6: ...ly lowering it shortening the whip all the way may still not bring the SWR to its lowest level If this is the case you may have to re configure the elements See the Frequency Adjustments section for i...

Page 7: ...the HFp is to use one of the portable antenna analyzers There are a number of these available from MFJ AEA Autek and others A list comparing the different models and prices can be found at http www e...

Page 8: ...f you find interesting configurations please email us and tell us about your experiments at info ventenna com Antennas Any antenna truly worth the name will exhibit as large a capture area as possible...

Page 9: ...em to see what effect more radials might have You can also affect the performance of your antenna by lengthening or shortening the tuned radials Change all the radials the same amount a little at a ti...

Page 10: ...ry easily toward the antenna tensioning the guy line To loosen the slider grasp and hold the guy line on the antenna side of the slider turn the slider slightly with your other hand and slide it towar...

Page 11: ...er sent to the antenna is being reflected back to the transmitter and not being used by the antenna Most modern transmitters will operate with full power into a load with an SWR of 2 1 or less If the...

Page 12: ...e plates a large and a small Clamp a Mobile Mount Adapter Magnetic Feet a Back Pack Mount and a Ground Mount Stake The HFp Mounting Accessories flyer in the Manuals section of the website gives detail...

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